Connecticut Utility Companies Serving The Deregulated Electricity Market

Connecticut utility companies provide the delivery of power including the maintenance of the wires and poles that serve your residence or business.


Looking for a new electricity supplier and cheap electric rates for your CT home or business in the Eversource utility delivery area? makes it easy to shop the best rates for electricity from top alternative electricity suppliers in Connecticut. Enter your zip code to start shopping.

Publicly traded Eversource (NYSE: ES) is Connecticut’s largest energy delivery company. Headquartered in Hartford and Boston, Eversource serves Connecticut, New Hampshire, and Massachusetts by providing both electricity and natural gas utility services to the region.

Learn More about Eversource

United Illuminating (UI)

Headquartered in Orange, Connecticut, The United Illuminating Company (UI) handles electricity transmission and distribution for the Bridgeport and New Haven areas of the Connecticut shoreline along Long Island Sound. UI is a subsidiary of Avangrid (NYSE: AGR) and is the smaller of Connecticut’s two electric utilities.

Looking for information on how to shop for cheap CT electricity rates for your home or business in United Illuminating? has you covered. Enter your zip code to shop for an alternative competitive supplier in your area.

Learn More about United Illuminating (UI)