| Rank |
Company |
Revenue
($ millions) |
Assets |
Market Cap
Mar 17, 2025 |
| # 1 |
Duke Energy Corporation (Holding Company) |
28,674 |
176,893 |
93,268 |
| # 2 |
PG&E Corp |
24,428 |
125,698 |
|
| # 3 |
Exelon Corporation |
21,727 |
101,546 |
44,421 |
| # 4 |
Consolidated Edison Inc. |
14,663 |
66,331 |
36,894 |
| # 5 |
Xcel Energy Inc. |
14,206 |
64,079 |
40,075 |
| # 6 |
Public Service Enterprise Group Incorporated |
11,237 |
50,741 |
40,648 |
| # 7 |
WEC Energy Group Inc. |
8,893 |
43,940 |
33,920 |
| # 8 |
Ameren Corporation |
7,500 |
40,830 |
26,753 |
| # 9 |
CMS Energy Corporation |
7,462 |
33,517 |
21,743 |
| # 10 |
NORTHERN STATES POWER CO |
6,043 |
25,001 |
|
| # 11 |
PUBLIC SERVICE CO OF COLORADO |
5,519 |
24,628 |
|
| # 12 |
Evergy Inc. |
5,508 |
30,976 |
15,514 |
| # 13 |
NiSource Inc |
5,348 |
31,077 |
18,553 |
| # 14 |
Alliant Energy Corporation |
4,027 |
21,237 |
16,159 |
| # 15 |
Allete Inc. |
1,880 |
6,656 |
3,801 |
| # 16 |
Avista Corporation |
1,752 |
7,702 |
3,201 |
| # 17 |
WISCONSIN PUBLIC SERVICE CORP |
1,681 |
7,031 |
|
| # 18 |
NorthWestern Energy Group Inc. |
1,422 |
7,601 |
3,441 |
| # 19 |
NORTHERN STATES POWER CO /WI/ |
1,177 |
3,670 |
|
| # 20 |
DPL Inc |
861 |
2,906 |
|
| # 21 |
Sunnova Energy International Inc. |
721 |
11,341 |
40 |
| # 22 |
UNITIL Corporation |
557 |
1,670 |
914 |
| # 23 |
Via Renewables Inc. |
435 |
304 |
|
| # 24 |
Genie Energy Ltd. |
429 |
331 |
384 |
| # 25 |
DOMINION ENERGY SOUTH CAROLINA, INC. |
32 |
15,857 |
|
| # 26 |
Alternus Clean Energy, Inc. |
20 |
185 |
|
| # 27 |
SOUTHWESTERN PUBLIC SERVICE CO |
|
9,881 |
|
| # 28 |
Ocean Thermal Energy Corp |
|
0 |
|