The former Integrys Energy Group and its operating companies were recently acquired and now do business as WEC Energy Group. Suppliers and individuals seeking employment may use the links below to find information about working with Michigan Gas Utilities, Minnesota Energy Resources, North Shore Gas, Peoples Gas, Wisconsin Public Service and Trillium CNG.

Doing Business With Us

Learn how to become a vendor to our companies.

For Supplier Reps

Our guide for supplier representatives.

Contact Supply Chain Services

Our Supply Chain Services Department is the first stop for those wanting to sell items to any of our companies.

Supplier Diversity

We support the growth of business opportunities with companies that are certified as Minority Business Enterprises.