Bangor Hydro Electric Company: Providing electrical service and support in the greater Bangor area.
Central Maine Power Company: Serves electric customers by providing over 9 billion kilowatt-hours of energy a year. Offers other services through its affiliates, such as telecommunications, consulting, and utility services that cross state and national boundaries.
Competitive Energy Services: Helps businesses in Maine save money on their electricity costs. Company licensed by the Maine Public Utilities Commission.
Maine Public Utilities Commission: Regulates water, electricity, gas, and telephone utilities for Maine.
Maine Yankee: Nuclear power plant that once was the state's largest single generator of electricity. Maine Yankee is now in the process of being decommissioned and officially is shut down.
TDS Telecommunications: Independent telephone company in Maine. Company serves rural and suburban communities.