| AEP Service Corporation | |
| American Transmission Company (ATC) | |
| Black & Veatch | |
| Bonneville Power Administration | |
| Burns & McDonnell | |
| Commonwealth Associates, Inc. | |
| Commonwealth Edison | |
| ConEdison | |
| CTC Global | |
| Doble Engineering | |
| Dominion Energy | |
| Electric Power Research Institute (EPRI) | |
| Electric Reliability Council of Texas (ERCOT) | |
| EN Engineering | |
| Eversource Energy | |
| FirstEnergy Corporation | |
| GE Grid Solutions | |
| Hunt Power, L.P. | |
| ISO New England Inc. | |
| Leidos | |
| Lindsey Systems | |
| Mitsubishi Electric Power Products, Inc. | |
| MPR Associates, Inc. | |
| National Grid USA | |
| New York Independent System Operator, Inc. | |
| North American Substation Services | |
| OMICRON electronics | |
| Oracle | |
| PECO Energy | |
| PingThings | |
| PJM Interconnections, L.L.C. | |
| POWER Engineers, Inc. | |
| PSC North America | |
| Quanta Services | |
| S&C Electric Company | |
| Schweitzer Engineering Laboratories | |
| Sediver USA | |
| Siemens Energy, Inc. | |
| Southern California Edison | |
| Southern Company | |
| Southern States LLC | |
| Tennessee Valley Authority | |
| V&R Energy Systems | |
| Vanry + Associates | |
| VELCO |
of the United States