- Midcontinent Independent System Operator (MISO)
- North American Electric Reliability Corporation (NERC)
- National Renewable Energy Laboratory (NREL)
- National Rural Electric Cooperative Association (NRECA)
- New York ISO (NYISO)
- New York Power Authority (NYPA)
- PJM
- RTE-France
- Salt River Project (SRP)
- Southwest Power Pool (SPP)
- The Energy Authority (TEA)