Integrys Energy Group is a holding company focused on regulated and non-regulated energy delivery in the United States and Canada. Our subsidiaries and people are creating a premier and growing energy company.

Michigan Gas Utilities
A regulated natural gas utility serving more than 165,000 customers in southern Michigan.
Minnesota Energy Resources
A regulated natural gas utility serving more than 206,000 customers in Minnesota.
North Shore Gas
A regulated natural gas utility serving approximately 158,000 customers in the northern suburbs of Chicago, Illinois.
Peoples Gas
A regulated natural gas utility serving approximately 840,000 customers in the city of Chicago.
Upper Peninsula Power Company
A regulated electric utility serving more than 51,000 customers in two-thirds of Michigan's Upper Peninsula.
Wisconsin Public Service
A regulated electric and natural gas utility serving more than 450,000 customers in northeast and central Wisconsin and an adjacent portion of Upper Michigan.
Integrys Energy Services
A non-regulated natural gas, electric and alternate fuel supplier, also providing energy management and consulting services.
Find out more about Integrys Energy Group.