| 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 |
| LineVision Inc. |
| Mitsubishi Electric Power Products, Inc. |
| MPR Associates, Inc. |
| National Grid USA |
| New York Independent System Operator, Inc. |
| North American Substation Services |
| OMICRON electronics |
| 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