Site Selector | Utility Providers

The utility companies that serve Greater New Haven are here to assist you, whether you are opening, relocating or expanding your business.  UIL Holdings has demonstrated a strong commitment to regional through contributions to REX Development and is also a major contributor to state organizations like the Connecticut Economic Resource Center (CERC) and the Connecticut Economic Development Association (CEDAS) as well as others.

For information about specific services areas and specific economic development contacts, please see below.


United Illuminating (UIL Holdings Corporation)

The United Illuminating Company is a New Haven-based regional electric distribution company serving the communities of New Haven, North Haven, East Haven, West Haven, North Branford, Hamden, Woodbridge, Orange, and Milford. UI is engaged in the purchase, transmission, distribution and sale of electricity and related services to more than 324,000 residential, commercial and industrial customers in the Greater New Haven and Bridgeport areas. It also assists companies looking to expand, relocate or retain their business in Connecticut's Central Coast Region.

157 Church Street, MS 1-6E
New Haven, CT 06510
P 203 499 5931
Economic Development Assistance

Southern Connecticut Gas (UIL Holdings Corporation)

Southern Connecticut Gas provides service for over 165,000 natural gas customers in 22 Connecticut communities including Milford, Orange, West Haven, New Haven, Woodbridge, Meriden, North Haven, East Haven, Branford, North Branford, Guilford, and Madison. Southern Connecticut Gas can help companies seeking to locate and expand through special economic development rates.

60 Marsh Hill Road
Orange, CT 06477
P 866 268 2887
F 203 795 7923

Eversource (formerly Northeast Utilities/Connecticut Light & Power and Yankee Gas)

Eversource Energy, formerly Northeast Utilities, is a utility holding company engaged in the energy delivery business. The Company operates through three segments: electric distribution, electric transmission and natural gas distribution. The Company's electric distribution segment provides electricity to retail customers in Connecticut and eastern Massachusetts. The electric transmission segment owns and maintains transmission facilities that are part of an interstate power transmission grid over which electricity is transmitted throughout New England. The natural gas distribution segment provides firm natural gas sales service to retail customers who require a continuous natural gas supply throughout the year, such as residential customers who rely on natural gas for heating, hot water and cooking needs, and commercial and industrial customers who choose to purchase natural gas from the Company's natural gas distribution companies.

300 Cadwell Drive
Springfield, MA 01104
P 860 665-5000

Frontier (formerly AT&T)

Frontier Communications is a reliable, fast and affordable Internet service, consistent and clear home phone service and Frontier TV powered by AT&T U-verse from a trusted provider

Local Installers handle all of the business;

No physical office; all inquiries can be handled by installers, phone number provided, and/or website

P 1-877-293-0426

South Central Connecticut Regional Water Authority

SCCRWA is a non-profit entity that provides water service to and promotes economic development in the South Central Connecticut communities of Bethany, Branford, East Haven, Hamden, Milford, New Haven, North Branford, North Haven, Orange, West Haven, Woodbridge, Guilford and Madison.

90 Sargent Drive
New Haven, CT 06511
P 203 562 4020
F 203 624 6129

Wallingford Electric, a Division of the Town of Wallingford

Provides electric energy to customers in Wallingford and a portion of Northford, and maintains the municipal street light system.

100 John Street
Wallingford, CT 06492
P 203 294 2020