The United Illuminating Company (UI), an Avangrid company, serves more than 347,000 customers in the greater New Haven and Bridgeport areas of Connecticut. We are committed to the well-being of our communities and to delivering innovative energy solutions and safe, reliable and affordable power to meet our customers’ needs.
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Learn More About United Illuminating
You’ll find additional information here about UI’s history, affiliates, and more.
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Reliable Service
We’re constantly updating and improving our system, using the latest technologies and materials to ensure safe, uninterrupted service now and in the future.
Our History
The United Illuminating Company has served the energy needs the Greater Bridgeport and New Haven areas since 1899.
Careers
We’re looking for talented and motivated employees who share our commitment to our customers, our environment, and the communities we serve.
United Illuminating (UI) is a wholly-owned subsidiary of AVANGRID, Inc. View the most current financial information, including quarterly and annual filings at AVANGRID.com.
United Illuminating is a subsidiary of AVANGRID, Inc. Avangrid Networks combines the resources and expertise of eight electric and natural gas utilities with an $11.7 billion rate base serving 3.3 million customers in New York and New England.
