AEP Texas

Alliance Bernstein

Arizona Public Service Co.

AVANGRID

Avista Corp

CENG

Connecticut Light & Power

Connecticut Water

Consolidated Edison Company of New York

Dominion Energy

Duke Energy Progress

Emera Maine

ENMAX

Entergy Louisiana LLC

Entergy New Orleans

Entergy Texas Inc.

Eversource Energy

Florida Power & Light Co.

Fortis Inc.

Hawaii Electric Light Co.

Hawaiian Electric Companies

Hydro One

Mississippi Power Co.

NextEra Energy

NextEra Energy Partners

Nova Scotia Power

Orange & Rockland Utilities

Pacific Gas & Electric Co.

Potomac Electric Power Co.

Puget Energy

Puget Sound Energy

Roanoke Gas Co.

San Diego Gas & Electric

San Jose Water

Southwest Gas Corp.

Southwestern Public Service Company

Wisconsin Electric Power Co.

Wisconsin Gas LLC

Wisconsin Public Service