10 utility companies donating most dark money in our analysis

From an analysis of 25 for-profit companies’ donations from 2014 to 2020

Dark money

(in millions)

Utility company

$60.0

FirstEnergy

45.5

CMS Energy

21.6

Pinnacle West Capital

21.3

Exelon

8.7

American Electric Power

8.4

Southern Company

6.6

WEC Energy Group

5.2

Public Service Enterprise Group

5.1

Entergy

4.5

Edison International

Dark money

(in millions)

Utility company

$60.0

FirstEnergy

45.5

CMS Energy

21.6

Pinnacle West Capital

21.3

Exelon

8.7

American Electric Power

8.4

Southern Company

6.6

WEC Energy Group

5.2

Public Service Enterprise Group

5.1

Entergy

4.5

Edison International

Dark money

(in millions)

Utility company

$60.0

FirstEnergy

45.5

CMS Energy

21.6

Pinnacle West Capital

21.3

Exelon

8.7

American Electric Power

8.4

Southern Company

6.6

WEC Energy Group

5.2

Public Service Enterprise Group

5.1

Entergy

4.5

Edison International

Utility company

Dark money (in millions)

FirstEnergy

$60

CMS Energy

45.5

Pinnacle West Capital

21.6

Exelon

21.3

American Electric Power

8.7

Southern Company

8.4

WEC Energy Group

6.6

Public Service Enterprise Group

5.2

Entergy

5.1

Edison International

4.5

Utility company

Dark money (in millions)

FirstEnergy

$60

CMS Energy

45.5

Pinnacle West Capital

21.6

Exelon

21.3

American Electric Power

8.7

Southern Company

8.4

WEC Energy Group

6.6

Public Service Enterprise Group

5.2

Entergy

5.1

Edison International

4.5