References
- AEP
- Aksa
- Ameren
- Anglo-American
- Basin Electric
- Bigelow-Liptak
- Cargill
- Carrier
- CFE
- Consolidated Edison Co of NY
- Constellation Energy
- CSU
- Detroit Edison
- Duke Energy
- Dynegy
- Entergy
- Eversource
- FL Smidth
- Florida Power and Light
- Graymont
- Great River Energy
- Hawaii Electric Light Company
- Hawaiian Electric Company
- Hoosier Energy
- LaFarge
- Lhoist
- Lubrizol
- Michigan State
- MidAmerican Energy
- Mirant
- NIPSCO
- NRG Energy
- Nucor Steel
- Omaha Public Power District (OPPD)
- OMYA
- OSU
- Progress Energy
- PT Inco
- Raven Power
- Rocktenn
- Salt River Project
- Santee Cooper
- Sierra Pacific Power Co.
- SMEPA (Southern Mississippi Electric Power Authority)
- Smurfit
- Solutia
- Southern Company
- Talen Energy
- Tata Chemicals
- Tennessee Valley Authority
- TMPA
- Transcanada
- VALE
- We Energies
- Westlake Chemical
- WPS