Clientes licenciados 
                    
                    
                Lista parcial dos licenciados
| A empresa | País | 
|---|---|
| ABB Australia |  Australia | 
| AECOM |  Australia | 
| Aggreko Australia Pacific |  Australia | 
| APD Engineering |  Australia | 
| Alstom Grid Australia |  Australia | 
| Areva T&D |  Australia | 
| Aurecon |  Australia | 
| Aurizon Network Pty Ltd. |  Australia | 
| Burns & Roe Worley |  Australia | 
| Consolidated Power Projects Australia Pty Ltd. |  Australia | 
| Department of Planning, Transport and Infrastructure (DPTI) |  Australia | 
| Downer EDI Engineering Power Pty Ltd. |  Australia | 
| EBS (Australia) Pty Ltd. |  Australia | 
| ElectraNet |  Australia | 
| Electricity Networks Corporation (Western Power) |  Australia | 
| ENERGEX |  Australia | 
| Engenium |  Australia | 
| En-Grid Pty Ltd. |  Australia | 
| Epsilon Network Management Pty Ltd |  Australia | 
| ERGON Energy Corporation Ltd. |  Australia | 
| Essential Energy |  Australia | 
| GHD Services Pty Ltd. |  Australia | 
| Global Testing Services |  Australia | 
| GPA Engineering |  Australia | 
| Hill Michael & Associates |  Australia | 
| Hydro Tasmania |  Australia | 
| Jacobs E & C Australia Pty Ltd |  Australia | 
| JDSi Consulting Engineers Ltd. |  Australia | 
| Liberty Consulting Services Pty |  Australia | 
| Lightning Protection International |  Australia | 
| Megavar Pty Ltd. |  Australia | 
| Misi Consulting |  Australia | 
| MRA Engineering |  Australia | 
| NEEC Pty Ltd. |  Australia | 
| Parsons Brinckerhoff Australia |  Australia | 
| Power Earth Technologies Pty Ltd. |  Australia | 
| Power Solutions Pty Ltd. |  Australia | 
| Power System Design PTY ltd. |  Australia | 
| Powercor Australia |  Australia | 
| Powerlink Queensland |  Australia | 
| Protech Power |  Australia | 
| QR Limited |  Australia | 
| RailCorp |  Australia | 
| SA Power Networks |  Australia | 
| Sinclair Knight Merz (SKM) |  Australia | 
| SMEC Australia Pty Ltd. |  Australia | 
| Sparq Solutions |  Australia | 
| SP AusNet |  Australia | 
| SPI (Australia) Assets Pty Limited |  Australia | 
| Stride Engineering Pty Ltd |  Australia | 
| Tenix |  Australia | 
| ARA Electrical High Voltage Services Pty Ltd |  Australia | 
| Transend Networks Pty Ltd |  Australia | 
| TransGrid |  Australia | 
| United Group Limited Infrastructure |  Australia | 
| University of Technology Sydney |  Australia | 
| University of Wollongong |  Australia | 
| Webb Australia Services Pty Ltd. |  Australia | 
| Welcon Technologies |  Australia | 
| WorleyParsons Services Pty Ltd. |  Australia | 
| Xstratacoal New South Wales |  Australia | 
| Zenviron Pty Ltd. |  Australia | 
| Zero Sequence Earthing |  Australia | 
| Andritz Hydro Gmbh |  Austria | 
| LABORELEC |  Belgium | 
| Pauwels Contracting |  Belgium | 
| Energoinvest, dd-Sarajevo |  Bosnia and Herzegovina | 
| Hitachi Energy Brasil Ltda. |  Brazil | 
| A-Shunt Engenharia Ltda |  Brazil | 
| CEMIG Cia Energetica de Minas Gerais |  Brazil | 
| CESP Brazil |  Brazil | 
| Comando Geral de Tecnologia Aeroespacial |  Brazil | 
| Companhia Energetica de Sao Paolo |  Brazil | 
| Companhia Paulista De Força E Luz – CPFL |  Brazil | 
| mac |  Brazil | 
| Eletro-Estudos Engenharia Ltda. |  Brazil | 
| Engecor Engenharia Ltda. |  Brazil | 
| IEC - Instalações e Engenharia de Corrosão Ltda. |  Brazil | 
| Instituto de Eletrotecnica e Energia da Universidade de Sao Paulo |  Brazil | 
| IPT - Instituto de Pesquisas Tecnologicas SP |  Brazil | 
| LACTEC - Instituto de tecnologia Para O Desenvolvimento |  Brazil | 
| Marte Engenharia Ltda |  Brazil | 
| PAIOL Engenharia |  Brazil | 
| Pontificia Universidade Catolica do Rio Grande do Sul |  Brazil | 
| Power Solution Engenharia Ltda. |  Brazil | 
| Projetos E Consultorias de Engenharia Ltda. |  Brazil | 
| Rovel Projetos Eletricos Ltda |  Brazil | 
| SIS-RT (Serviços Industriais e Simulaçao) |  Brazil | 
| Tacta |  Brazil | 
| 1539064 Alberta Ltd |  Canada | 
| Hitachi Energie Canada Inc. |  Canada | 
| Alstom Grid Canada Inc. |  Canada | 
| AltaLink L.P. |  Canada | 
| AMEC Americas Ltd. |  Canada | 
| Corrosion Technologies (2023) Ltd. |  Canada | 
| ATCO Electric |  Canada | 
| B. C. Hydro |  Canada | 
| BESTECH |  Canada | 
| Black & Mc Donald |  Canada | 
| British Columbia Transmission Corporation |  Canada | 
| Cana High Voltage Ltd. |  Canada | 
| Canadian Pacific Railway |  Canada | 
| C.H.R.S. Associates |  Canada | 
| CEGERTEC Inc. |  Canada | 
| CIMA+ |  Canada | 
| Colt Engineering Corporation |  Canada | 
| Comco Manufacturing Ltd. |  Canada | 
| Corrosion Service Company Ltd. |  Canada | 
| Corrpro Canada Inc. |  Canada | 
| CoSyn Technology |  Canada | 
| Cutler-Hammer Engineering Services |  Canada | 
| Dessau Inc. |  Canada | 
| DVT Solutions Inc. |  Canada | 
| EP Project Inc. |  Canada | 
| EPCOR Utilities Inc. |  Canada | 
| Newfoundland Light and Power |  Canada | 
| EXP Services Inc. |  Canada | 
| Fortis Alberta Inc. |  Canada | 
| FortisBC Energy Inc. |  Canada | 
| GE Multilin |  Canada | 
| GreenField South Power Corporation / Eastern Power Limited |  Canada | 
| Gull River Engineering Inc. |  Canada | 
| Groupe BBA, Inc. |  Canada | 
| Hatch Energy |  Canada | 
| Huntsman Engineering |  Canada | 
| Hydro One Services |  Canada | 
| Hydro Québec |  Canada | 
| IBI Group (Canada) Inc |  Canada | 
| J. Williamson Engineering Inc. |  Canada | 
| Kanwar Engineering, LLC |  Canada | 
| KGS Group Consulting Engineers |  Canada | 
| Kinectrics Inc. |  Canada | 
| KMH Engineering |  Canada | 
| K-Tek Electro Services Limited |  Canada | 
| Les Consultants S.M. inc. |  Canada | 
| Magna Electric Corp |  Canada | 
| Manitoba Hydro |  Canada | 
| Maritime Electric |  Canada | 
| MCW/AGE Power Consultants |  Canada | 
| Metsco Inc. |  Canada | 
| New Brunswick Power |  Canada | 
| Newfoundland Labrador & Hydro |  Canada | 
| Newfoundland Light & Power Co. Ltd. |  Canada | 
| Nielsen Electrical Engineering Services |  Canada | 
| Nordmin Engineering Ltd. |  Canada | 
| Northern Grounding |  Canada | 
| Nova Corporation of Alberta (NGTL) |  Canada | 
| NMB Engineering Inc. |  Canada | 
| One Line Engineering Inc. |  Canada | 
| Ontario Hydro Services Company |  Canada | 
| Orbis Engineering Field Services Ltd |  Canada | 
| Parsons Brinckerhoff Halsall Inc. |  Canada | 
| PetroChina Pipeline R&D Center |  Canada | 
| Phasor Engineering Inc. |  Canada | 
| Platinum Engineering Ltd. |  Canada | 
| POCOM Engineering Consultants Limited |  Canada | 
| Powertech Labs Inc. |  Canada | 
| Primary Engineering and Construction |  Canada | 
| Prime Engineering Inc. |  Canada | 
| Pro Watts Inc. |  Canada | 
| PS Technologies Inc. |  Canada | 
| SAE Inc. |  Canada | 
| SaskPower |  Canada | 
| AtkinsRealis |  Canada | 
| Stantec Consulting |  Canada | 
| SUNCOR Energy Inc. |  Canada | 
| TDI Systems Consulting |  Canada | 
| Teshmont Consultants LP |  Canada | 
| Tetra Tech WEI |  Canada | 
| Thunder Bay Hydro |  Canada | 
| TransCanada Pipelines Limited |  Canada | 
| Transmission Design Consultants |  Canada | 
| WSP Canada Inc. |  Canada | 
| Zijl Engineering Ltd. |  Canada | 
| CGE Transmision S.A. |  Chile | 
| Information Technology Center (EVN.IT) |  Vietnam | 
| Electricity of Vietnam |  Vietnam | 
| Asea Brown Boveri S.A. |  Venezuela | 
| C.A. La Electricidad de Caracas |  Venezuela | 
| C.V.G. EDELCAC.V.G. Electrification del Caroni, C.A. (EDELCA) |  Venezuela | 
| DY Tecnologia y Afines C.A (DYCA) |  Venezuela | 
| Electricidad de Caracas |  Venezuela | 
| AMEC Group Limited |  United Kingdom | 
| Arcadis Consulting (UK) Ltd. |  United Kingdom | 
| A.N. Wallis & Co Ltd. |  United Kingdom | 
| Atkins Ltd. |  United Kingdom | 
| A.W. Elliot |  United Kingdom | 
| AREVA T&D UK Ltd. |  United Kingdom | 
| Athena PTS |  United Kingdom | 
| Balfour Beatty Engineering Services |  United Kingdom | 
| British Power International Ltd. |  United Kingdom | 
| Brooke Edgley Specialist Technical Services Ltd |  United Kingdom | 
| Capgemini UK Plc – UK Power Networks |  United Kingdom | 
| Cardiff University |  United Kingdom | 
| Cruickshanks (UK) Limited |  United Kingdom | 
| Cu Technical Services Ltd |  United Kingdom | 
| D.C. Materials Supply Ltd. |  United Kingdom | 
| DeepWater Corrosion |  United Kingdom | 
| Downer Engineering power pty. Ltd. |  United Kingdom | 
| EA Technology Ltd. |  United Kingdom | 
| Earthing Risk Management Ltd. |  United Kingdom | 
| East Midlands Electricity |  United Kingdom | 
| Electrical Power Solutions Construction |  United Kingdom | 
| Electrical Testing Ltd. |  United Kingdom | 
| Excellen Consultancy |  United Kingdom | 
| Freedom Agrilek |  United Kingdom | 
| Fichtner Consulting Engineers |  United Kingdom | 
| G2 Energy |  United Kingdom | 
| Goodrich Power Systems |  United Kingdom | 
| Green Cat Renewables Ltd. |  United Kingdom | 
| GreyMatters |  United Kingdom | 
| Harlaxton Engineeging Services Ltd. |  United Kingdom | 
| High Voltage Design |  United Kingdom | 
| HVMS Power Engineering |  United Kingdom | 
| JM International Earthing Services Ltd. |  United Kingdom | 
| Lander Bonthron Associates Ltd. |  United Kingdom | 
| Lightsource Renewable Energy |  United Kingdom | 
| Lightsource Renewable Energy Holdings Ltd |  United Kingdom | 
| London Power Associates Limited |  United Kingdom | 
| Dunamis |  United Kingdom | 
| McAlpine Business Services Ltd. |  United Kingdom | 
| MES Power Engineering |  United Kingdom | 
| Mitsubishi Electric Europe B.V. |  United Kingdom | 
| Morgan Sindall Group plc |  United Kingdom | 
| Morrison Utility Services |  United Kingdom | 
| National Grid Company (UK) |  United Kingdom | 
| Navitas Engineering |  United Kingdom | 
| Network Rail |  United Kingdom | 
| Omega Red Earthing Systems |  United Kingdom | 
| Ove Arup & Partners International Limited |  United Kingdom | 
| PB Kennedy & Donkin |  United Kingdom | 
| PB Power Ltd. |  United Kingdom | 
| Penspen Limited |  United Kingdom | 
| Power Supply Projects Limited |  United Kingdom | 
| Power System Consultancy Ltd. |  United Kingdom | 
| Powersystems UK Ltd. |  United Kingdom | 
| Power Technical Services Ltd. |  United Kingdom | 
| PSE 2 Consulting |  United Kingdom | 
| Rail Power Solutions |  United Kingdom | 
| Ramboll UK Ltd |  United Kingdom | 
| Renewable Energy Systems |  United Kingdom | 
| RINA Consulting |  United Kingdom | 
| Senergy EConnect |  United Kingdom | 
| Aurora Power Consulting |  United Kingdom | 
| South Western Electricity |  United Kingdom | 
| Strategy & Solutions Ltd. |  United Kingdom | 
| Tactical Earthing Pty Ltd |  United Kingdom | 
| TNEI Services Ltd. |  United Kingdom | 
| UK Power Solutions Ltd. |  United Kingdom | 
| UCPC Ltd |  United Kingdom | 
| University of Manchester |  United Kingdom | 
| University of Southampton |  United Kingdom | 
| URS Infrastructure & Environment UK Limited |  United Kingdom | 
| Utility Consultancy and Engineering Ltd. |  United Kingdom | 
| VA TECH Transmission & Distribution Ltd |  United Kingdom | 
| W J Furse |  United Kingdom | 
| Western Power Distribution plc |  United Kingdom | 
| Yorkshire Electricity |  United Kingdom | 
| ABB Transmission and Distribution Ltd. |  United Arab Emirates | 
| A.N. Wallis & Co Ltd. |  United Arab Emirates | 
| BSS Technologies |  United Arab Emirates | 
| Corrosion Technology Services LLC |  United Arab Emirates | 
| Siemens Branch Office, PTDSiemens Branch Office, PTD |  United Arab Emirates | 
| Siemens LLC |  United Arab Emirates | 
| TECON Limited |  United Arab Emirates | 
| The Petroleum Institute |  United Arab Emirates | 
| Chilquinta Energia S.A. |  Chile | 
| CONELSE Ltd. |  Chile | 
| INGENDESA |  Chile | 
| Innovative Concepts Chile S.A. |  Chile | 
| Transelec SA |  Chile | 
| Agricultural and Husbandry College of Tibet University |  China | 
| Anhui Huadian Power Engineering Design Consultant Ltd. |  China | 
| Anke Engineering Institute of Technology (Beijing) Ltd. |  China | 
| Beijing Electric Power Research Institute |  China | 
| Beijing Oriental Science & Technology Development Ltd. |  China | 
| Beijing WorleyParsons Technology Co. Ltd. |  China | 
| Central Southern China Electric Power Design Institute |  China | 
| Chengdu City Electric Power Engineering Design Co., Ltd. |  China | 
| Chengdu Engineering Corporation Limited |  China | 
| Chengdu Sunlight Science and Technology Co. Ltd. |  China | 
| China Electric Power Technology Equipment Co., Ltd., Zhengzhou Electric Power Design Institute |  China | 
| China EPRI |  China | 
| China EPRI, Lightning Department |  China | 
| China Gas & Oil Pipeline ltd. |  China | 
| China Guangdong Power Design Institute |  China | 
| China Nuclear Power Design Company |  China | 
| China Petroleum Group Engineering Design Co., Ltd. Southwest Branch |  China | 
| China Petroleum Pipeline Bureau, Research Center |  China | 
| China Power Engineering Consulting Group NorthEast Electric Power Design Institute |  China | 
| China Railway Er Yuan Engineering Group Co. Ltd. |  China | 
| China Railway First Survey and Design Institute Group Ltd. |  China | 
| China Southern Grid Power Research Center |  China | 
| China South Power Grid Science Institute |  China | 
| China Water Resources Beifang Investigation, Design & Research Co. Ltd. |  China | 
| Chongqing University, School of EE, Department of High Voltage and Insulation Technology |  China | 
| CLP Power Hong Kong Limite |  China | 
| East China Electric Power Design Institute Co. Ltd. |  China | 
| East China Electric Power Test & Research Institute (East China EPRI) |  China | 
| Electric Power Research Institute of China |  China | 
| Electric Power Research Institute of Guangdong Power Grid Corporation (GuangDong EPRI) |  China | 
| Electric Power Research Institute of Xian Power Grid Corporation (Xian EPRI) |  China | 
| Foshan Power Utility Guandong Power |  China | 
| Foshan Power Design Institute Ltd. |  China | 
| Fujian Electric Power Survey and Design Institute |  China | 
| Fujian Meteorological Disaster Prevention Technology Center |  China | 
| Fujian Mindian Power Technology Economic Consulting Co., Ltd. |  China | 
| FuJian YongFu Power Consultation Ltd. |  China | 
| Fuzhou Electric Power Design Institute Co. Ltd |  China | 
| Guangdong Power Supply Bureau of Dongguan Power Grid Co., Ltd. |  China | 
| Guangxi Electric Design Institute, Guangxi Powe |  China | 
| Guangzhou Yueneng Electric Power Development Co., Ltd. |  China | 
| GuiZhou EPRI |  China | 
| GuiZhou Lightning Protection and Disaster Mitigation Center |  China | 
| Harbin (DaLian) Electric Power Design Ltd. |  China | 
| HeBei Electric Design Institute, Heibei Power |  China | 
| Hubei, EPRI, Hubei Powe |  China | 
| Henan EPRI |  China | 
| HuaBei University |  China | 
| HuaZhong Electric Network Ltd. Co. |  China | 
| Hunan EPRI |  China | 
| HuNan Lightning Protection Center |  China | 
| Hunan Meterology Lightning Network Departmen |  China | 
| Hunan Transmission and Transformation Survey and Design Consulting Co., Ltd |  China | 
| Inner Mongolia Electric Power Research Institute |  China | 
| JiNan LuYuan Electric Design Consultant Institute Co. Ltd. |  China | 
| Jiangsu Keneng Electric Power Engineering Consulting Co., Ltd. |  China | 
| JiangSu Province Electric Power Company Technical Center (Jiangsu EPRI) |  China | 
| JiangSu Province Electric Power Design Institute |  China | 
| Jiangxi Electric Power Research Institut |  China | 
| Kezhi Lightning Protection Engineering Co. Ltd. |  China | 
| Neimeng EPRI |  China | 
| North China Electric Power University, Institute of Electrical and Electronic Engineering |  China | 
| North China Electric Power Research Institute |  China | 
| North China Electric Power Design Institute Engineering Co. Ltd. |  China | 
| Northwest Electric Power Design Institut |  China | 
| Qingdao Hongrui Electric Power Engineering Consulting Co. Ltd. |  China | 
| Qinghai Electric Power Design Institute |  China | 
| Shandong Electric Power College |  China | 
| Shandong Electric Power Engineering Consulting Institute Co., Ltd. |  China | 
| Shandong Electric Power Institute of Economic Research |  China | 
| Shandong Electrical Power Design Institute |  China | 
| Shandong Lu Neng Hui Tong Co. Ltd |  China | 
| Shanghai Electric Power Design Institute |  China | 
| Shandong Zhiyuan Electric Power Design Consulting Co., Ltd |  China | 
| Shengli YouTian Gas & Oil Design Institute |  China | 
| Sichuan EPRI |  China | 
| Sichuan Power Design Consultant Co. |  China | 
| Sinopec Zhongyuan Petroleum Engineering Design Co Ltd |  China | 
| SouthWest Electric Power Design Institute |  China | 
| Southwest Jiao Tong University |  China | 
| State Nuclear Electric Power Planning Design & Research Institute |  China | 
| Tsinghua University |  China | 
| University of Science& Technology Beijing |  China | 
| Wuhan High Voltage Research Institute of SGCC |  China | 
| Xi'an JiaoTong University |  China | 
| YunNan EPRI |  China | 
| Zhaoqing Power Supply Bureau, Guangdong Power |  China | 
| ZheJiang Electric Power Test And Research Institute (Zhejiang EPRI) |  China | 
| Zhejiang University |  China | 
| ZheJiang Electric Power Design Institute |  China | 
| Zhengzhou Electric Power Design Institute |  China | 
| ZhongShuiBeifang KanCe Design Research Institute Ltd. |  China | 
| Empresa de Energia del Pacifico S.A. |  Colombia | 
| INGETEC, SAINGETEC, SA |  Colombia | 
| Instituto Costarricense de Electricidad (ICE) |  Costa Rica | 
| PDT Siemens S.A. |  Costa Rica | 
| EnergoControl Zagreb d.o.o. |  Croatia | 
| HEP - OPERATOR DISTRIBUCIJSKOG SUSTAVA d.o.o |  Croatia | 
| University of Osijek |  Croatia | 
| University of Split |  Croatia | 
| University of Zagreb |  Croatia | 
| Electricity Authority of Cyprus |  Cyprus | 
| University of Cyprus |  Cyprus | 
| DEFU |  Denmark | 
| Decon |  Dominican Republic | 
| Jawda Engineering Consultants |  Egypt | 
| Power Generation Engineering and Services Company |  Egypt | 
| The Egyptian Germany for Electrical Manufacturing (EGEMAC) |  Egypt | 
| Empower EEE As |  Estonia | 
| ABB Oy |  Finland | 
| Citec Engineering |  Finland | 
| ABB Inc. |  United States | 
| A. L. Gomez, Inc. |  United States | 
| AllClear Communications Services |  United States | 
| Allegheny Power Service Corporation |  United States | 
| Alliant Energy |  United States | 
| Allied Corrosion Industries Inc. |  United States | 
| ALLTEC Corp. |  United States | 
| ALSTOM Grid USA (PSD) |  United States | 
| Altran Solutions |  United States | 
| AMEC E&C Services |  United States | 
| Ameren Services |  United States | 
| American Electric Power (AEP) |  United States | 
| American Transmission Company LLC |  United States | 
| Applied High Voltage |  United States | 
| Applied Power |  United States | 
| Arizona State University |  United States | 
| ARK Engineering |  United States | 
| Associated Substation Engineering Inc. |  United States | 
| Atwell, LLC |  United States | 
| Avista Corporation |  United States | 
| Baltimore Gas and Electric Company |  United States | 
| Barrick Goldstrike Mines, Inc. |  United States | 
| BECHTEL INTERNATIONAL INC. |  United States | 
| Bechtel Power Corporation |  United States | 
| Becket LaRue Inc. |  United States | 
| Beta Engineering Corporation |  United States | 
| Bibb & Associates Inc. |  United States | 
| BIS TEPSCO Inc. |  United States | 
| Black & Veatch: Power Division |  United States | 
| BlackStone Valley Electric Co. |  United States | 
| Blymyer Engineers |  United States | 
| Boyles Electronics |  United States | 
| Bonneville Power Administration |  United States | 
| Burns & McDonnell |  United States | 
| Burns & Roe Co. |  United States | 
| CD Engineering |  United States | 
| CD Man Enterprises |  United States | 
| CEC Corporation |  United States | 
| Center Point Energy |  United States | 
| Central Lincoln People’s Utility District |  United States | 
| Central Maine Power Co. |  United States | 
| Central Vermont Public Service Co. |  United States | 
| CH2M Hill |  United States | 
| ChemMet, Ltd., Inc. |  United States | 
| Chicago Bridge & Iron Company |  United States | 
| Cinergy Corp. |  United States | 
| City of Austin |  United States | 
| City of Tacoma |  United States | 
| City Public Service of San Antonio |  United States | 
| City Water, Light and Power |  United States | 
| CLECO Corporation |  United States | 
| Colorado Springs Utilities |  United States | 
| Commonwealth Associates, Inc. |  United States | 
| Commonwealth Edison |  United States | 
| Conectiv Power Delivery |  United States | 
| Conectiv Solutions Inc. |  United States | 
| Consumers Energy |  United States | 
| Corrpro Companies Inc. |  United States | 
| Cross Discipline Engineering LLC |  United States | 
| CVO Electrical Systems, LLC |  United States | 
| Dairyland Power Cooperative |  United States | 
| Dashiell Corporation |  United States | 
| David Evans & Associates Inc. |  United States | 
| Dayton Power And Light Company |  United States | 
| Detroit Edison |  United States | 
| Di Gioa, Gray & Associates LLC |  United States | 
| Dominion Virginia Power |  United States | 
| Duke Energy |  United States | 
| Duke/Fluor Daniel |  United States | 
| E&S Grounding Solutions |  United States | 
| E/PRO Engineering & Environmental |  United States | 
| Actalent Inc |  United States | 
| East Bay Municipal Utility District (EBMUD) |  United States | 
| East Kentucky Power Cooperative |  United States | 
| Eaton |  United States | 
| Eaton Electrical Services & Systems |  United States | 
| EC Source Services LLC |  United States | 
| EES Consulting Inc. |  United States | 
| EIU |  United States | 
| Elect P. C. |  United States | 
| Electric Power Systems, Inc. |  United States | 
| Electrical Consultants Inc. |  United States | 
| Electrical Power Systems, EPS Inc. |  United States | 
| EN Engineering |  United States | 
| Enercon Services |  United States | 
| Energy and Transit Engineering Inc. |  United States | 
| Exponent |  United States | 
| EVS Inc. |  United States | 
| Fisher & Arnold, Inc. |  United States | 
| Florida Power & Light |  United States | 
| ForeRunner Corp. |  United States | 
| GCW, Inc. |  United States | 
| General Electric Company Inc. |  United States | 
| Georgia Transmission |  United States | 
| Gillan & Hartmann Inc. |  United States | 
| Grant County PUD |  United States | 
| Great River Energy |  United States | 
| Green Mountain Power Corporation |  United States | 
| Ground Safe U.S.A. |  United States | 
| Ground Testing, Inc. |  United States | 
| Harris Group |  United States | 
| Harza Engineering Company |  United States | 
| Hatch Mott MacDonald |  United States | 
| Hawaiian Electric Company (HECO) |  United States | 
| HDR Inc. |  United States | 
| Heberly & Associates |  United States | 
| High Energy Inc. |  United States | 
| HMI Technical Solutions, LLC |  United States | 
| Houston Lighting & Power Company |  United States | 
| HV Engineering, LLC |  United States | 
| IC Thomasson Associates Inc. |  United States | 
| Idaho Power |  United States | 
| Illinois Power |  United States | 
| Industry & Energy Associates LLC |  United States | 
| JD Engineering |  United States | 
| John Brown Engineering & Construction |  United States | 
| KCI Technologies, Inc. |  United States | 
| Kleinfelder |  United States | 
| Lake Superior Consulting |  United States | 
| Laramore, Douglass and Popham Inc. |  United States | 
| Ledcor Power |  United States | 
| Leidos Engineering, LLC |  United States | 
| Lower Colorado River Authority |  United States | 
| Lyncole XIT Grounding |  United States | 
| M.A. Mortenson Company |  United States | 
| M&S Engineering |  United States | 
| Magna IV Engineering |  United States | 
| Matcor, Inc. |  United States | 
| MB&R Engineering Services |  United States | 
| Memphis Light Gas Water Division |  United States | 
| Mesa Associates Inc. |  United States | 
| MidAmerican Energy Company |  United States | 
| Middle Tennessee Electric Membership Corporation |  United States | 
| Minnesota Power |  United States | 
| Mitsubishi Electric Power Products, Inc. |  United States | 
| MLE Engineering, Inc. |  United States | 
| Modesto Irrigation District |  United States | 
| Municipal Electric Authority of Georgia |  United States | 
| MWH Americas Inc. |  United States | 
| National Energy Production Corporation (NEPCO) |  United States | 
| National Grid USA Service Company Inc. |  United States | 
| NEI Engineering |  United States | 
| Nevada Power |  United States | 
| New Horizon Electric Cooperative Inc. |  United States | 
| Niagara Mohawk Power Corp. |  United States | 
| NIOSH-Pittsburgh Research Lab |  United States | 
| Northeast Illinois Regional Commuter Railroad Corporation |  United States | 
| Northeast Utilities Service Co. |  United States | 
| NV Energy |  United States | 
| Occidental Permian Ltd. |  United States | 
| Oklahoma Gas & Electric |  United States | 
| OrionMagnetics, LLC |  United States | 
| Omaha Public Power District |  United States | 
| Pacific Gas and Electric Company |  United States | 
| PacifiCorp. |  United States | 
| Pacific Northwest National Laboratory |  United States | 
| Parks Engineering Groups Inc. |  United States | 
| Parsons, Binckerhoff, Quade & Do |  United States | 
| Pennsylvania State University |  United States | 
| PG&E National Energy Group |  United States | 
| Phelps Dodge Morenci, Inc. |  United States | 
| Pike Enterprises |  United States | 
| Pipeline Controls & Services |  United States | 
| PLM Electric Power Engineering |  United States | 
| Pond & Company |  United States | 
| Portland General Electric |  United States | 
| Power Engineers |  United States | 
| Power Grid Engineering LLC |  United States | 
| Power Systems Development |  United States | 
| PowerComm Engineering |  United States | 
| PowerServe Technologies Inc. |  United States | 
| PPL Electric Utilities |  United States | 
| Primera Engineers, Ltd. |  United States | 
| PSE&G Long Island |  United States | 
| Quality Engineering Services Inc. |  United States | 
| Quanta Technology, LLC |  United States | 
| Rummel, Klepper & Kahl, LLP |  United States | 
| Raymond Professional Group |  United States | 
| Realtime Utility Engineers |  United States | 
| RES Construction LP |  United States | 
| R.G. Vanderweil Engineerrs LLP |  United States | 
| Rudell and Associates Inc. |  United States | 
| Salient Power Engineering, LLC |  United States | 
| SAIC Energy, Environoment and Infrastructure, LLC |  United States | 
| Sargent & Lundy LLC |  United States | 
| Schneider Engineering, Ltd. |  United States | 
| Sebesta, Inc. |  United States | 
| S.I.D. Corporation |  United States | 
| Shafer, Kline & Warren inc. |  United States | 
| Shaw Energy Delivery Services |  United States | 
| Sierra Pacific Power Co. |  United States | 
| SNC-Lavalin Constructors |  United States | 
| South Carolina Electric & Gas Company |  United States | 
| South Carolina Public Service Authority |  United States | 
| Southern California Edison Co. |  United States | 
| Southern Energy Resources, LLC |  United States | 
| Springfield City Water Light & Gas |  United States | 
| SR3 Engineering, LLC |  United States | 
| Stanley Consultants Inc. |  United States | 
| Stantec Consulting |  United States | 
| Substation Design Inc. |  United States | 
| Substation Engineering Company |  United States | 
| Sunflower Electric Power Corporation |  United States | 
| Sunrise Engineering, Inc. |  United States | 
| Tacoma Public Utilities |  United States | 
| Tennessee Valley Authority |  United States | 
| Texas-New Mexico Power Company |  United States | 
| The Asset Co. |  United States | 
| The Bentley Company |  United States | 
| The Warner Consulting Group |  United States | 
| Tier 1 Utility Design Inc. |  United States | 
| TOR Engineering |  United States | 
| Toth & Associates Inc. |  United States | 
| TRC Solutions |  United States | 
| Triaxis Engineering |  United States | 
| Tricor Industries Inc. |  United States | 
| Tri Sage Consulting |  United States | 
| Tri-State G&T Inc. |  United States | 
| UC Synergetic/PowerComm Engineering |  United States | 
| Ulteig Engineers, Inc. |  United States | 
| Unitil Service Corp. |  United States | 
| Universal Pegasus International |  United States | 
| University of Missouri |  United States | 
| US Gen New England, Inc. |  United States | 
| Utility Engineering |  United States | 
| Utility Technology |  United States | 
| VI Engineering, LLC |  United States | 
| Westinghouse Savannah River |  United States | 
| WestPower, Inc. |  United States | 
| Weyerhaeuser Co. |  United States | 
| Wolverine Power Coop. |  United States | 
| Wood Group Mustang, Inc. |  United States | 
| Xcel Energy, Inc |  United States | 
| CEA Cadarache |  France | 
| Clemessy Mulhousse |  France | 
| EDF CSPIT-OR CAP |  France | 
| ELYS-Energies |  France | 
| ERDF BRIPS Pays de la Loire |  France | 
| Egis Energie et Systèmes |  France | 
| Eiffage Energie Transport & Distribution |  France | 
| Electricité de France |  France | 
| ENEDIS |  France | 
| ENGIE INEO |  France | 
| ITER Organization |  France | 
| TVA Engineering |  France | 
| MAN Ferrostaal Industrial Projects GmbH |  Germany | 
| Electricity Company of Ghana |  Ghana | 
| ATE |  Greece | 
| Elemko S.A. |  Greece | 
| ABB Limited |  Uganda | 
| ENERDIA - A Athanasopoulos & Partners E.E. |  Greece | 
| Hellenic Electricity Distribution Network Operator S.A. (HEDNO) |  Greece | 
| Independent Power Transmission Operator S. A. (I.P.T.O.) |  Greece | 
| Alliander |  Netherlands | 
| National Technical University of Athens |  Greece | 
| Energy Solutions |  Netherlands | 
| Technical Development Ltd. |  Greece | 
| Holec Projects B.V. |  Netherlands | 
| Kema Consulting |  Netherlands | 
| KEMA T&D Power |  Netherlands | 
| Movares Nederland B.V. |  Netherlands | 
| INDE Instituto Nacional de Electrification |  Guatemala | 
| WSP Nederland B.V. |  Netherlands | 
| Strukton Systems B.V. |  Netherlands | 
| TenneT TSO B.V. |  Netherlands | 
| Energin KFT |  Hungary | 
| Electricity Generating Authority of Thailand (EGAT) |  Thailand | 
| Italthai Engineering Co. Ltd. |  Thailand | 
| Technical University of Budapest |  Hungary | 
| Metropolitan Electricity Authority (MEA) |  Thailand | 
| Powergrid International Limited |  Thailand | 
| AFL Engineering Ltd. |  Iceland | 
| Perfect Engineering Services |  Thailand | 
| Powergrid Consultants |  Thailand | 
| Provincial Electricity Authority |  Thailand | 
| ENGO verkegni ehf |  Iceland | 
| Thai Meidensha Co. Ltd. |  Thailand | 
| Jon Bergmundsson |  Iceland | 
| Mannvit |  Iceland | 
| Ching Yun Institute of Technology |  Taiwan | 
| Verkis hf |  Iceland | 
| ABB Global Industries & Services Pvt. Ltd. |  India | 
| Adani Power Maharashtra Ltd. |  India | 
| Areva T&D Systems India Limited |  India | 
| Chung Yuan Christian University |  Taiwan | 
| Asea Brown Boveri Ltd. |  India | 
| National Synchrotron Radiation Research Center |  Taiwan | 
| National Taiwan University of Science |  Taiwan | 
| National Tsing Hua University |  Taiwan | 
| National Yunlin University of Science & Technology |  Taiwan | 
| Central Electricity Authority |  India | 
| Power Research Institute, Taipower |  Taiwan | 
| Hitachi Energy Sweden AB |  Sweden | 
| Doosan India Engineering and Services India Pvt. Ltd. |  India | 
| Energy Infratech Private Ltd. |  India | 
| Abeinsa Engineering S.L. |  Spain | 
| Hitachi Energy Spain, S.A.U. |  Spain | 
| Cener |  Spain | 
| ETAP Automation Pvt. Ltd. |  India | 
| CIDESPA |  Spain | 
| Gail (India) Limited (A Maharatna Company) |  India | 
| ENDESA |  Spain | 
| Ferrovial-Agromán, S.A. |  Spain | 
| Himachal Pradesh State Electricity Board |  India | 
| Grupotec Renovables España, S.L. |  Spain | 
| Jadavpur University Kolkata |  India | 
| I+D Telefonica Investigacion Y Desarollo |  Spain | 
| Jaypee Venture Ltd. |  India | 
| IBERDROLA S.A. |  Spain | 
| IDOM |  Spain | 
| JEF Techno Solutions Pvt Ltd |  India | 
| Instituto de Tecnologia Electrica |  Spain | 
| ISASTUR |  Spain | 
| Isastur Ingenieria |  Spain | 
| Izharia Ingenieria |  Spain | 
| JNTU College of Engineering, Kakinada |  India | 
| RED Electrica de Espagna |  Spain | 
| SENER Inc. |  Spain | 
| Jonam Tech Impex |  India | 
| SOCOIN Ingenieria y Construccion Industrial, S.L.U. |  Spain | 
| Universidad de Vigo |  Spain | 
| Universidad Politécnica de Madrid |  Spain | 
| Kanohar Electricals Ltd |  India | 
| Universidad Publica de Navarra |  Spain | 
| University of Valladolid |  Spain | 
| Kerala State Electricity Board |  India | 
| L&T-Sargent & Lundy Ltd. |  India | 
| Maharashtra State Electricity Transmission Company Ltd. |  India | 
| Manav Energy Pvt Ltd. |  India | 
| National Hydro-Electric Power Corporation Ltd. |  India | 
| AnyPower E&C |  South Korea | 
| Busan Grounding |  South Korea | 
| Bumchang Engineering Co. |  South Korea | 
| Chungam Enterprise |  South Korea | 
| Daewoo Engineering and Construction Co. Ltd |  South Korea | 
| D.M. Tech. Korea |  South Korea | 
| DAIHO Industries Co. Ltd. |  South Korea | 
| DAULENC |  South Korea | 
| Dongshin University |  South Korea | 
| Dongwoo Engineering Co |  South Korea | 
| Doosan Enerbiligy Co. LTD. |  South Korea | 
| Earth Tech Korea |  South Korea | 
| G.E. Tech |  South Korea | 
| G-One |  South Korea | 
| Haekwang Lightning Protection Co., Ltd. |  South Korea | 
| Hanbit EDS |  South Korea | 
| Hongik University |  South Korea | 
| Hyundai Engineering & Construction |  South Korea | 
| Hyupjin Co. |  South Korea | 
| Hyundai Heavy Industries |  South Korea | 
| Infra Research Center, KT |  South Korea | 
| Jeongwong Industries |  South Korea | 
| KEPCO |  South Korea | 
| Korea Electric Co., Ltd |  South Korea | 
| Korea Electrical Engineering & Science Research Center (KESRI) |  South Korea | 
| Korea Electric Power Research Institute |  South Korea | 
| Korea Electrical Safety Corporation (KESCO) |  South Korea | 
| Korea Electrotechnology Research Institute (KERI) |  South Korea | 
| Korea Gas Corporation |  South Korea | 
| Korea Institute of Water and Environment (KIWE) |  South Korea | 
| Korea National Housing Corps. |  South Korea | 
| Korea National Railroad College |  South Korea | 
| Korea Occupational Safety & Health Agency (KOSHA) |  South Korea | 
| Korea Power Engineering Co. Inc. (KOPEC) |  South Korea | 
| Korea Railroad Research Institute |  South Korea | 
| Korea Water Corporation (KOWACO) |  South Korea | 
| KSB |  South Korea | 
| NC Tech |  South Korea | 
| Prime Solution Co., Ltd. |  South Korea | 
| S&S |  South Korea | 
| Samsung C&T Corporation |  South Korea | 
| Samsung Engineering Co. Ltd. |  South Korea | 
| Sangjin Engineering Co. Ltd. |  South Korea | 
| SD |  South Korea | 
| Seoul National University EESRI |  South Korea | 
| Shinwon Electric Co. |  South Korea | 
| Sunkwang Ltd. |  South Korea | 
| TECH&G |  South Korea | 
| Tgoco Co. Ltd. |  South Korea | 
| Taihan Electric Wire Co., Ltd. |  South Korea | 
| Uiduk University |  South Korea | 
| Ui-Jae Electrical Research Institute |  South Korea | 
| Bigen Africa Services (Pty) Ltd |  South Africa | 
| City of Cape Ttown |  South Africa | 
| Corrosion & Technology |  South Africa | 
| Donsi Engineering Solutions (Pty) Ltd |  South Africa | 
| Element Consulting Engineers |  South Africa | 
| ESKOM |  South Africa | 
| ESKOM Distribution |  South Africa | 
| ESKOM Enterprises |  South Africa | 
| ESKOM Industry Asssociation Resource Center |  South Africa | 
| ESKOM Ltd. |  South Africa | 
| ESKOM Mkondeni |  South Africa | 
| ESKOM Transmission Megawatt Park |  South Africa | 
| Isinyithi Electrical Protection |  South Africa | 
| LMC Corrosion Consultants |  South Africa | 
| LTE Consulting |  South Africa | 
| Lyon & Partners (Pty) Ltd. |  South Africa | 
| MLK Consulting Services |  South Africa | 
| Ndlunkhulu Engineering Co |  South Africa | 
| Pipeline Performance Technologies (PPT) |  South Africa | 
| Royal Haskoning DHV (Pty) Ltd |  South Africa | 
| TERRATECH |  South Africa | 
| TDx Power |  South Africa | 
| Thabile Engineering |  South Africa | 
| Trans-Africa Projects |  South Africa | 
| Tsekema Consulting Engineers (Pty) Ltd. |  South Africa | 
| Elektroinstitut Milan Vidmar |  Slovenia | 
| ABB s.r.o. |  Slovakia | 
| ERIWELD International Pte Ltd |  Singapore | 
| HY Mechanical & Engineering Consultancy Services |  Singapore | 
| Radio Holland Singapore Pte Ltd. |  Singapore | 
| Thomas & Betts Asia (Singapore) Pte Ltd |  Singapore | 
| National Institute of Technologies, Surathkal |  India | 
| National Institute of Technologies, Warangal |  India | 
| NTPC Limited |  India | 
| Padmashri Dr Vithalrao Vikhe College of Engineering |  India | 
| Power Grid Corporation of India Limited |  India | 
| Power Transmission Corporation of Uttarakhand Limited (PTCUL) |  India | 
| Reliance Energy Limited |  India | 
| Satluj Jal Vidyut Nigam Limited |  India | 
| Siemens Ltd. |  India | 
| Siemens Power Engineering Ltd. |  India | 
| Tata Consulting Engineers Limited |  India | 
| TBEA Energy Pvt. Ltd. |  India | 
| Transmission Corporation of Andhra Pradesh Ltd. (APTRANSCO) |  India | 
| UB Engineering Ltd. |  India | 
| Uttaranchal Jal Vidyut Nigam Limited |  India | 
| Voith Siemens Hydro Pvt. Ltd. |  India | 
| Bandung Institute of Technology |  Indonesia | 
| Kalot Sanat PJS |  Iran | 
| AECOM |  Ireland | 
| Electricity Supply Board |  Ireland | 
| Enersol |  Ireland | 
| ESB International |  Ireland | 
| Island Grid Consulting T/A Gridconnect |  Ireland | 
| Mott MacDonald Ireland Ltd. |  Ireland | 
| NeoDyne Ltd |  Ireland | 
| Oldrich Madera |  Ireland | 
| PowerComm Engineering |  Ireland | 
| Renewable Power Generation Ltd. |  Ireland | 
| The Israel Electric Corporation Ltd. |  Israel | 
| CESI S.p.A. |  Italy | 
| TERNA S.p.A. |  Italy | 
| University of Trieste |  Italy | 
| Compagnie Ivoirienne de l’Electricité |  Ivory Coast | 
| Fuji Electric Co., Ltd. |  Japan | 
| Toshiba Plant Systems & Services Corporation |  Japan | 
| Toyo Engineering Corporation |  Japan | 
| Matelec |  Lebanon | 
| Waha Oil Co. |  Libya | 
| AM Engineering Consultant |  Malaysia | 
| DVS Engineering (M) Sdn. Bhd. |  Malaysia | 
| EPE Reyrolle (Malaysia) Sdn. Bhd. |  Malaysia | 
| Multimedia University |  Malaysia | 
| Pestech Sdn. Bhd. |  Malaysia | 
| Petronas Gas Bhd. |  Malaysia | 
| Telekom Research & Development Sdn. Bhd. |  Malaysia | 
| Tenaga Switchgear Sdn. Bhd. |  Malaysia | 
| TNB Research Sdn. Bhd. |  Malaysia | 
| Universiti Teknologi Malaysia |  Malaysia | 
| Universiti Tenaga Nasional |  Malaysia | 
| A.E.G Mexicana |  Mexico | 
| Alstom T&D S.A. de C.V. |  Mexico | 
| University of Pristina |  Kosovo | 
| Comision Federal de Electricidad |  Mexico | 
| Constructora Electrica |  Mexico | 
| Funken Ingenieros S.A. de C.V. |  Mexico | 
| SWER Project of the Ministry of Energy of Mongolia |  Mongolia | 
| Al-Hejailan Consultants |  Saudi Arabia | 
| Al-Jazirah Engineers & Consultants |  Saudi Arabia | 
| Alstom Grid KSA - Riyadh |  Saudi Arabia | 
| Aramco Services Company |  Saudi Arabia | 
| DAR AL RIYADH |  Saudi Arabia | 
| Dar Engineering Consultants |  Saudi Arabia | 
| National Contracting Co. Ltd. |  Saudi Arabia | 
| Saeed Abdulhadi Alyami |  Saudi Arabia | 
| Saudi Consolidated Electric Co. |  Saudi Arabia | 
| Saudi Technologists Consulting Engineers |  Saudi Arabia | 
| Siemens Limited Saudi Arabia |  Saudi Arabia | 
| Technical University of Cluj-Napoca |  Romania | 
| Puerto Rico Electric Power Authority |  Puerto Rico | 
| Ray Architects-Engineers |  Puerto Rico | 
| EGSP - Energia e Sistemas de Potencia Lda |  Portugal | 
| Labelec, EDP Group |  Portugal | 
| ELTEL Networks Energetyka S.A. |  Poland | 
| Eltel Networks Engineering |  Poland | 
| ISOL-POROJEKT - Isalanzko-Polskie Biuro Proejktow Energetycznych Sp. X.o.o. |  Poland | 
| Rzeszow University of Technology |  Poland | 
| Technical University of Bialystok |  Poland | 
| Warsaw University of Technology |  Poland | 
| Energetica S.A. |  Peru | 
| OEM Electric Power System S.A.C. |  Peru | 
| Administration Nacional de Electricidad |  Paraguay | 
| Siemens Pakistan Engineering Co. Ltd. |  Pakistan | 
| Sultan Qaboos University |  Oman | 
| ABB AS- Power Systems Division |  Norway | 
| El-Tilsynet AS |  Norway | 
| Norweigian University of Science and Technology |  Norway | 
| Sinteff Energiforskning |  Norway | 
| Statnett SF |  Norway | 
| Unitech Power System AS |  Norway | 
| Beca Carter Hollings and Ferner Ltd. |  New Zealand | 
| CPT Control Power Technology Ltd. |  New Zealand | 
| Design Power New Zealand Ltd. |  New Zealand | 
| LineTech Consulting |  New Zealand | 
| Mitton Electronet Ltd. |  New Zealand | 
| Northpower Ltd |  New Zealand | 
| PB Power Ltd. |  New Zealand | 
| PowerNet |  New Zealand | 
| Tesla Consultants Limited |  New Zealand | 
| Victoria University of Wellington |  New Zealand | 
| Worley Consultants |  New Zealand | 
| Universidad Nacional Tucuman |  Argentina | 
| NRG - Gladstone Power Station |  Australia | 
| Chongqing Lightning Protection Center |  China | 
| Hebei Huizhi Power Engineering Design Co. Ltd |  China | 
| ShangHai University of Electric Power |  China | 
| ENEDIS SAT/CET |  France | 
| SYSTRA |  France | 
| Autoridad Autonoma del sistema electronico de Transporte – AATE |  Peru | 
| Khind Systems (Singapore) Pte Ltd |  Singapore | 
| DABO |  South Korea | 
| Kumwell Co. Ltd. |  Thailand | 
| TADS Company Limited |  Thailand | 
| Middleton Group |  Australia | 
| Shanghai University of Electric Power |  China | 
| Citec Engineering India Pvt Ltd |  India | 
| Vellore Institute of Technology |  India | 
| Energy & Infra Engineering BV (OMEXOM) |  Netherlands | 
| DJY Design Ltd |  New Zealand | 
| CTCI Corporation |  Taiwan | 
| Jacobs |  United Arab Emirates | 
| Consulting Engineers Group |  United States | 
| CWC Engineering. Inc. |  United States | 
| Groves Electrical Services |  United States | 
| Revamp Engineering |  United States | 
| HuaDong Engineering Corporation Limited |  China | 
| Commonrow Consulting Ltd. |  Canada | 
| JMV LPS Limited |  India | 
| Jarrah Solutions Pty Ltd |  Australia | 
| Northwest Electric Power Design Institute of China Power Engineering Consulting Group |  China | 
| Peracon |  Australia | 
| Voltex Power Engineers Pty Ltd. |  Australia | 
| Servicios de Ingenieria IMA S.A. |  Chile | 
| El Sewedy Power System Projects |  Egypt | 
| EDF ENERGIES NOUVELLES |  France | 
| Tokai Engineering (M) SDN BHD |  Malaysia | 
| POSCO E&C |  South Korea | 
| Empresarios Agrupados, A.I.E. |  Spain | 
| TEDA Co. Ltd |  Thailand | 
| Premier Technical Services Group PLC |  United Kingdom | 
| Hornbill Engineering Ltd. |  United Kingdom | 
| Quartzelec Ltd. |  United Kingdom | 
| Administratión Nacional De Usinas Y Trasmisiones Eléctricas (UTE) |  Uruguay | 
| Wabash Valley Power Association Inc |  United States | 
| Williams Information Technology, LLC |  United States | 
| Wood Canada Limited |  Canada | 
| Ching Yun Institute of Technology |  China | 
| GroundCAN Ltd |  Canada | 
| CERATEK (Pty) Ltd |  South Africa | 
| TEMES Company Limited |  Taiwan | 
| Smith Brothers (Contracting) Ltd. |  United Kingdom | 
| Barr Engineering Co |  United States | 
| China Energy Engineering Group Tianjin Electric Power Design Institute Co. Ltd |  China | 
| Ekium Marseille |  France | 
| Mahindra Susten Private Limited |  India | 
| Nepal Electricity Authority |  India | 
| Future Electrical Control Co. Ltd. |  Thailand | 
| Yip In Tsoi Energy Co. Ltd. |  Thailand | 
| San Diego Gas & Electric Company |  United States | 
| Estudios Eléctricos Chile SA |  Chile | 
| China Electric Power Planning & Engineering Institute Co Ltd |  China | 
| China Energy Construction Corporation Shanxi Electric Power Survey and Design Institute Co. Ltd. |  China | 
| Inner Mongolia Institute of Electric Power Economy and Technology |  China | 
| ENEDIS BRIP Nouvelle Aquitaine |  France | 
| MERZ Consultancy Pty Ltd |  Australia | 
| Worley ECR Pty Ltd |  Australia | 
| China Energy Construction Group Hunan Electric Power Design Institute Co., Ltd. |  China | 
| China Technical Center of PetroChina Southwest Pipeline Company |  China | 
| Partum Engineers & Consultants |  Australia | 
| C5 Pro-Solutions |  Australia | 
| GROUPE ECIA |  France | 
| Tenaga Nasional Berhad |  Malaysia | 
| SPIE Netherland B.V. |  Netherlands | 
| TGO |  South Korea | 
| Elmya S.A. |  Spain | 
| Global Energy Services Siemsa, S.A. |  Spain | 
| Siemens Energy Limited |  Thailand | 
| Axonas Group Ltd |  United Kingdom | 
| ELE Consulting Pty Ltd |  Australia | 
| HV Earthing |  Australia | 
| Maskwa High Voltage |  Canada | 
| Estudios Electromagneticos SPA |  Chile | 
| Baoding Jida Electric Power Design Co., Ltd. |  China | 
| China Energy Construction Group Zhejiang Electric Power Design Institute Co., Ltd. |  China | 
| Norconsult ehf |  Iceland | 
| DNV GL Energy India Private Limited |  India | 
| Jacobs (ZATE) |  Saudi Arabia | 
| Jeju ENC |  South Korea | 
| Turkish Electricity Transmission Corporation (TEIAS) |  Turkey | 
| S&B Administrative Services, LTD. |  United States | 
| ICPE Consulting Engineers (Intermountain Consumer Professional Engineers, Inc) |  United States | 
| JEA |  United States | 
| Noise Premier Lab. Co. Ltd. |  South Korea | 
| Zutari (Pvt) Ltd |  South Africa | 
| Ridgeline Power Engineering |  Canada | 
| Sisener Ingenieros S.L |  Spain | 
| Grupo Energía Bogotá S.A. |  Colombia | 
| Hawk's Aerial and Technical Solutions Inc. |  Canada | 
| ENSAUT LTDA. |  Chile | 
| Croonwolter&dros B.V. |  Netherlands | 
| SL Power Services Pty. Ltd. |  Australia | 
| Xiamen Electric Power Survey and Design Institute Co., Ltd (厦门电力勘察设计院有限公司) |  China | 
| Specialized Oil & Gas Engineering Co. (SOGEC) |  Saudi Arabia | 
| GEMEC Limited |  United Kingdom | 
| Utility Engineering Solutions Ltd |  United Kingdom | 
| Bahrawy Consultancy Group B.C.G. |  Egypt | 
| ITEM Connection |  South Korea | 
| Siemens Energy S.A.E. |  Egypt | 
| Larsen and Toubro Limited Construction |  India | 
| Direct Strike Ltd. |  Ireland | 
| HyunSon Engineering & Construction Hyenco Spa |  Algeria | 
| Acuren Group Inc. |  Canada | 
| Disaster Resource Group |  United States | 
| SECCO H.V. Co. Ltd. |  Thailand | 
| HMV Engineers LLC |  United States | 
| R H Irving Industrials Ltd |  United Kingdom | 
| Noga - Israel Independent System Operator Ltd |  Israel | 
| Ansaldo Nucleare S.p.A |  Italy | 
| RCM Technologies |  United States | 
| DLO Energy Solutions (Pty) Ltd |  South Africa | 
| PW Earthing Consultancy |  United Kingdom | 
| Assystem Radicon (Saudi Arabia) |  Saudi Arabia | 
| Hitachi Energy Technology Services Private Limited |  India | 
| Lex Engineering Ltd |  Canada | 
| ITS Advance Engineering Co. Ltd. |  Thailand | 
| ALLGEIER, MARTIN and ASSOCIATES, INC. |  United States | 
| GREENCELLS GmbH |  Germany | 
| Flux Energy Systems |  United States | 
| Westwood Professional Services |  United States | 
| Sri U-Thong Limited |  Thailand | 
| First Fischer Construcoes EIRELI |  Brazil | 
| SL ENC |  South Korea | 
| MALTEP |  France | 
| CAM Chile Spa |  Chile | 
| Ethical Power Connections Ltd. |  United Kingdom | 
| DEHN India Private Limited |  India | 
| Phasor Engineering, LLC |  United States | 
| P&E Engineering Co |  United States | 
| JSM Group |  United Kingdom | 
| Bass Engineering |  United States | 
| Protective Relay Engineering, Inc. |  United States | 
| Powertech Pty Ltd |  Australia | 
| Valdes Engineering Company |  United States | 
| China Railway Design Group Co. |  China | 
| Eiffage Energia S.L.U. |  Spain | 
| Hebei Electric Power Survey Design and Research Co. Ltd. |  China | 
| King Mongkut's University of Technology Thonburi (KMUTT) |  Thailand | 
| Equagen PLLC |  United States | 
| Groundline Engineering |  New Zealand | 
| Zero Sequence Consulting (Pty) Ltd. |  South Africa | 
| Chen Moore and Associates |  United States | 
| Polskie Sieci Elektroenergetyczne S.A. |  Poland | 
| ZWSE Rzeszow Sp. z o.o. |  Poland | 
| Innovation Expand |  South Africa | 
| ENSYS Co., Ltd. |  Thailand | 
| EGD Engenharia Ltda |  Brazil | 
| Beyond Electrical Engineering |  Australia | 
| NSA Consultoria e Informática LTDA |  Brazil | 
| APROT Serviços de Engenharia LTDA |  Brazil | 
| Prof. Alberto De Conti of the Federal University of Minas Gerais |  Brazil | 
| Olsson |  United States | 
| Sabah Electricity Sdn. Bhd. |  Malaysia | 
| West Power Energy |  Canada | 
| Queensland Power System Design Pty Ltd |  Australia | 
| CNOOC Research Institute Co Ltd |  China | 
| Xi'an Liangli Power Engineering Design Co., Ltd |  China | 
| Shaanxi Electric Power Design Institute Co., Ltd. |  China | 
| Godrej & Boyce Mfg. Co. Ltd. |  India | 
| SYSTRA MVA Consulting (India) Private Limited |  India | 
| Daqing Oilfield Design Institute Co., LTD. |  China | 
| STM VOLTIA S.A.U. |  Spain | 
| ENGIE Renouvelables |  France | 
| Ergo Consulting Ltd |  New Zealand | 
| Mott MacDonald Australia Pty Ltd |  Australia | 
| Technical Earthing Services |  United Kingdom | 
| Energyze Consulting Services |  Australia | 
| Electrical Design & Protection |  United States | 
| Audubon Field Solutions, LLC |  United States | 
| POWERCONSULT Engenharia de Sistemas Elétricos Ltda |  Brazil | 
| Power System Solutions |  Canada | 
| Towooelc Inc. |  South Korea | 
| Cundall Singapore Pte Ltd |  Singapore | 
| FST Engineering, PLLC |  United States | 
| Arup Australia Services Pty Ltd |  Australia | 
| Secure Energy JV |  Australia | 
| Andritz Ltd. |  Afghanistan | 
| Engineering Power Solutions Ltd. |  United Kingdom | 
| CTQ, LLC |  United States | 
| Gwangmyung ENG |  South Korea | 
| Join FS |  South Korea | 
| Zwonaka Engineering and Projects |  South Africa | 
| China Railway Eryuan Engineering Group Co., Ltd. |  China | 
| Shandong Electric Power Construction Third Engineering Co., Ltd. |  China | 
| Zhangjiakou Advance Electric Power Design Co., Ltd. |  China | 
| power cons |  India | 
| Korea EREC |  South Korea | 
| Ziki Gabish Electrical Engineering |  Israel | 
| FULGOR SINGLE MEMBER S.A. HELLENIC CABLE INDUSTRY |  Greece | 
| DEHN India Private Limited |  India | 
| China Southern Power Grid Technology Co Ltd |  China | 
| Yellow River Survey, Planning and Design Institute Co., Ltd. |  China | 
| Beijing Jingyan Electric Power Engineering Design Co., Ltd. |  China | 
| EFICAM SAS |  France | 
| KunHwa Engineering & Consulting Co., Ltd. |  South Korea | 
| Chengde Tianhui Power Design Co., Ltd. |  China | 
| Esin Consultora S.A. |  Argentina | 
| EnergoControl Zagreb d.o.o. |  Croatia | 
| US Power Partners, LLC |  United States | 
| CTC Engineering, LLC |  United States | 
| ACiD Integrity Inc. |  Canada | 
| Kingsmill Industries (UK) Limited |  United Kingdom | 
| National Oil and Gas Pipeline Network Group Co., Ltd. |  China | 
| Arcadis Consulting India Pvt Ltd |  India | 
| Maharashtra Eastern Grid Power Transmission |  India | 
| North China Electric Power Design Institute Co., Ltd. |  China | 
| MJT Earthing and Lightning Consultants Limited |  United Kingdom | 
| Taihan Cable & Solution Co,. Ltd. |  South Korea | 
| CTEEP-CIA TRANSM ENERGIA |  Brazil | 
| Proconics |  South Africa | 
| ESTIA Consulting and Engineering S.A. |  Greece | 
| Powerhaus Consulting |  Canada | 
| ELTEM-TEK ELEKTRIK TESISLERI MÜHENDISLIK MÜTEAHHITLIK DANISMANLIK VE TICARET ANONIM ŞİRKETİ |  Turkey | 
| EARTHING DESIGN SOLUTIONS |  India | 
| Esler Teknoloji ve Mühendislik Limited Şirketi |  Turkey | 
| WSP Consultant India Pvt Ltd |  India | 
| IB Vogt Solar India Pvt Ltd |  India | 
| Island Technical Installations |  Canada | 
| MYTILINEOS S.A |  Greece | 
| CAPE Electric Private Limited |  India | 
| RCM Technologies Canada Corp |  Canada | 
| SafeTech Consulting |  Australia | 
| Vision Power Analytics Private Limited |  India | 
| Viziv Technologies, LLC |  United States | 
| EPCM Solutions Pty Ltd |  Australia | 
| AC Earthing Consultancy |  United Kingdom | 
| J.D. Rellek Co. Inc. |  United States | 
| Saab AB |  Sweden | 
| BG&E Resources Pty Ltd |  Australia | 
| P&E Engineering Co. |  United States | 
| ASEC Inc |  United States | 
| Energypeople Ltd |  United Kingdom | 
| Hanwha Q CELLS USA Corp |  United States | 
| Dornier Suntrace GmbH |  Germany | 
| China Energy Construction Group Xinjiang Electric Power Design Institute Co Ltd |  China | 
| RJ Power Networks Limited |  United Kingdom | 
| InSynch Engineering Ltd. |  Canada | 
| DACI Utilities Engineering Consultancy LTD |  United Kingdom | 
| Coffman Engineers Inc. |  United States | 
| Zhejiang Yuene Corrosion Control Co., Ltd. |  China | 
| Solution Leaders Fayez Engineering Consulting Co. |  Saudi Arabia | 
| E.S.S. Engineering Sdn Bhd |  Malaysia | 
| Proingesa Limitada |  Chile | 
| Advanced Power Concepts |  United States | 
| SDT Power Engineering Sdn Bhd |  Malaysia | 
| Nanjing Electric Power Design and Research Institute Co., Ltd. |  China | 
| Hi Tech Era Inc |  United States | 
| China Energy Construction Group Guangxi Electric Power Design and Research Institute Co., Ltd. |  China | 
| McKay |  New Zealand | 
| Echo Power Ltd |  United States | 
| Greenwood Solutions |  Australia | 
| Allied Consulting Engineers Pty Ltd |  Australia | 
| McCall-Thomas Engineering Company Inc |  United States | 
| Vision Power Analytics Private Limited |  India | 
| Elcon Associates Inc. |  United States | 
| North Consult Engineering Sdn Bhd |  Malaysia | 
| RELISERV SOLUTION |  India | 
| Elgin Energy EsCo Ltd |  United Kingdom | 
| Hubei Electric Power Planning and Design Institute Co., LTD |  China | 
| Pendulum Power Earthing Ltd. |  United Kingdom | 
| Bahrawy Gulf Consultancy Group |  Saudi Arabia | 
| Phase X Engineering |  United States | 
| APPLUS NORCONTROL SLU |  Spain | 
| Juru Energy |  United Kingdom | 
| Iconic Power Systems |  Canada | 
| Salas O'Brien Inc |  United States | 
| Nova Scotia Power Inc |  Canada | 
| KP Power Consultants |  United States | 
| Best Energy Consulting |  United States | 
| Holy Rock & Green Flag Engineering Consultancy Company |  Saudi Arabia | 
| National Nuclear Power Planning and Design Institute Co., LTD |  China | 
| Xentric Engineering Ltd |  Canada | 
| RJE Global Pty Ltd |  Australia | 
| K&A Engineering Consulting P.C. |  United States | 
| STAR Energy Services, LLC |  United States | 
| Lanix Engineering Co., Ltd |  Canada | 
| RMS Energy Co., LLC |  United States | 
| Instituto Presbiteriano Mackenzie |  Brazil | 
| Yunnan Electric Power Experimental Research Institute (Group) Co., LTD |  China | 
| Kinectrics AES Inc. |  United States | 
| PQE Power System Sdn Bhd |  Malaysia | 
| China National Petroleum Pipeline Engineering Co Ltd |  China | 
| LDC Power design Inc |  Canada | 
| AeonianEdge Electrical (AEE) Corp |  Canada | 
| Powerplant Project Services Pty Ltd |  Australia | 
| Holy Rock Consulting Engineers (HREO) |  Egypt | 
| Meeco Consultancy Company |  Egypt | 
| MSB Electrical Engineering |  Denmark | 
| POLITEC PROYECTOS Y SERVICIOS, S.L.P. |  Spain | 
| Honeycomb Electrical Services Pte Ltd - |  Singapore | 
| AES Engineers |  Australia | 
| LND Technical Services |  United States | 
| PROCORR Profesionales en Corrosión S.A.S. |  Colombia | 
| Critical Project Services, LLC |  United States | 
| E2 Consulting Engineers Inc |  United States | 
| Black & White Engineering Ltd |  United Kingdom | 
| SHAKER Consultancy Group LLC |  Egypt | 
| DeLasCasas CP, LLC |  United States | 
| Companhia de Gás de Minas Gerais - GASMIG |  Brazil | 
| Resolve Consulting Engineers Pty Ltd |  Australia | 
| Schweitzer Engineering Laboratories - EPCM (SEL Engineering Services, Inc.) |  United States | 
| AtkinsRéalis Ireland |  Ireland | 
| Sacramento Municipal Utility District |  United States | 
| Karnataka Power Transmission Corporation Limited |  India | 
| Ramboll Polska Sp. z o.o. |  Poland | 
| HuaDong Engineering Corporation Limited |  China | 
| Power Projects |  India | 
| Sungkyunkwan University (SKKU) |  South Korea | 
| Grand River Dam Authority (GRDA) |  United States | 
| C2D International (Pty) Ltd |  South Africa | 
| GEPR Energy Canada Inc |  Canada | 
| Electrical Design Consultancy Ltd |  Ireland | 
| WS ATKINS (INDIA)PRIVATE LIMITED |  India | 
| PowerChina Guizhou Electric Power Design and Research Institute Co., Ltd |  China | 
| Emico Ltd |  United Kingdom | 
| HD Hyundai Electric Co., Ltd. |  South Korea | 
| Blake Clough Consulting Ltd |  United Kingdom | 
| Intium Pty Ltd |  Australia | 
| Venture Global LNG Inc |  United States | 
| Orbital Engineering Inc |  United States | 
| Industrial Cable Management System (ICMS-QATAR) |  Qatar | 
| WiseGrid Energy Ltd |  Canada | 
| PVinsight Private Limited |  India | 
| Quanta Infrastructure Solutions Group LLC (QISG) |  United States | 
| Guizhou Chuangxing Electric Power Research Institute Co., Ltd |  China | 
| GuangDong Dapeng LNG Co., Ltd. |  China | 
| Korea University |  South Korea | 
| Pragati Electrocom Pvt Ltd |  India | 
| Specialised Earthing Solutions (Pty) Ltd |  South Africa | 
 
                        