About UI

The United Illuminating Company (UI) is a New Haven-based regional electric distribution company established in 1899. UI is engaged in the purchase, transmission, distribution and sale of electricity and related services to approximately 325,000 residential, commercial and industrial customers in the Greater New Haven and Bridgeport areas. UI’s World Wide Web address is http://www.uinet.com. UI, a subsidiary of AVANGRID, is traded on the New York Stock Exchange under the symbol AGR.