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- Minnesota Energy Resources on Facebook
Integrys Energy Group is an energy holding company based in Chicago, Illinois. Our operating subsidiaries provide natural gas and electricity in regulated and nonregulated markets.
- Regulated Subsidiaries
Our five regulated natural gas and electric utilities are located in Illinois, Michigan, Minnesota and Wisconsin.
- Trillium CNG
Trillium CNG™ is a leading provider of compressed natural gas (CNG) fueling services as well as a single-source provider of CNG fueling facility design, construction, operation and maintenance.
- Integrys Business Support
Integrys Business Support, LLC, provides innovative, cost-effective services and solutions for Integrys Energy Group's operating subsidiaries.
- Power Plants & Other Assets
As an energy company, we have a fleet of generation facilities.