2014

Alliant Energy Corporation
Wisconsin (United States)
57
2014

Ares Management LP
California (United States)
56
2014
Tri-State Generation & Transmission Association Inc.
Colorado (United States)
55
2014
Omaha Public Power District (OPPD)
54
2014

Tesoro Corporation
Texas (United States)
53
2014

JEA (Jacksonville Electric Authority)
Florida (United States)
52
2014

Archer Daniels Midland
Illinois (United States)
51
2014

SCANA
South Carolina (United States)
50
2014

Air Products & Chemicals
Pennsylvania (United States)
49
2014

LafargeHolcim
Switzerland
48
2014

CF Industries Holdings
Illinois (United States)
47
2014

Waste Management Inc
Texas (United States)
46
2014

Teco Energy
Florida (United States)
45
2014

Dow Chemical
Michigan (United States)
44
2014
Basin Electric Power Cooperative
43
2014

NiSource
Indiana (United States)
42
2014
Associated Electric Cooperative Inc
41
2014

Marathon Petroleum
Ohio (United States)
40
2014

Navajo Generating Station
39
2014

Engie Energy International
38