Reliable Service

UI's effort to invest in our electric system to meet tomorrow's demands will ensure electricity continues to be as safe and reliable years from now as it is today.

Read More

Careers

We're looking for talented and motivated employees who share our commitment to our customers, our environment and the communities we serve.

Read More

News Room

Read the latest news releases from UI.

Read More

Giving Back

UI is proud to be a part of your life. Our roots go back to 1899, and we’ve been your neighbors and partners ever since. That’s why we support community programs across our cities and towns, and why you’ll see so many of our employees dedicating their time to help make living here even more special.

READ MORE

In The Community

Since 1899 UI has recognized that Connecticut is an extraordinary place to live and do business.

Read More

In the Environment

Sustainability at UI means that we are committed to business practices that are environmentally, socially and economically responsible, with a goal of increasing the company’s value to all stakeholders.

Read More

In The Schools

We're helping today's young people prepare for tomorrow.

Read More

In The Economy

As a community leader for more than a century, we understand the importance of a strong, healthy economy and the continued growth that ensures it.

Read More

Who We Are

Service Area

UI is engaged in the purchase, transmission, distribution and sale of electricity and related services to approximately 335,000 residential, commercial and industrial customers in the greater New Haven and Bridgeport areas of Connecticut.

READ MORE

Affiliates

Avangrid Networks combines the resources and expertise of eight electric and natural gas utilities with an $8.3 billion rate base serving 3.1 million customers in New York and New England.

READ MORE

Financial Information

United Illuminating (UI) is a wholly-owned subsidiary of AVANGRID.

READ MORE