From Global Energy Monitor
Integrys Energy Group
TypePublic (NYSETEG)
Headquarters130 East Randolph Dr.
Chicago, IL 60601
Area servedIL, MI, MN, OH, WI
Key peopleLarry L. Weyers, CEO
IndustryElectric Producer, Distributor, & Utility
Natural Gas Utility
ProductsElectricity, Natural Gas
Revenue$10.29 billion (2007)[1]
Net income $251.3 million (2007)[1]
Employees5,321 (2007)
SubsidiariesUpper Peninsula Power
Wisconsin Public Service
Michigan Gas Utilities
Minnesota Energy Resources
North Shore Gas
Peoples Gas
Integrys Energy Services

Integrys Energy Group, Inc. is an energy company headquartered in Chicago, Illinois. It was formed by the merger of WPS Resources Corp. and Peoples Energy Corp. on Feb. 21, 2007. Its current CEO is Larry Weyers.

Its regulated utilities are Wisconsin Public Service Corporation, Upper Peninsula Power Company, Minnesota Energy Resources Corp., Michigan Gas Utilities Corp., Peoples Gas, and North Shore Gas. These spread across Wisconsin, Illinois, Minnesota, and Michigan. Its nonregulated subsidiary, Integrys Energy Services, Inc. (formerly WPS Energy Services, Inc.), serves customers in the Midwest, Northeast, Texas, and Eastern Canada.

In 2015 Integrys was aquired by Wisconsin Energy forming WEC Energy Group.[2]

Power portfolio

Out of its total 2,734 megawatts (MW) of electric generating capacity in 2005 (0.26% of the U.S. total), Integrys produces 54.7% from coal, 29.0% from natural gas, 6.4% from oil, 5.0% from hydroelectricity, and 0.4% from wind. Integrys owns power plants in Maine, Michigan, New York, Pennsylvania, and Wisconsin; 64.7% of Integrys' generating capacity comes from power plants in Wisconsin.[3]

Coal-fired power plants

Coal plants are listed under Wisconsin Public Service

Articles and Resources


  1. 1.0 1.1 Integrys Energy Group, BusinessWeek Company Insight Center, accessed July 2008.
  2. "Wisconsin Energy completes acquisition of Integrys to form WEC Energy Group", Juni 29, 2015.
  3. Existing Electric Generating Units in the United States, 2005, Energy Information Administration, accessed April 2008.

Related articles

External Articles

Wikipedia also has an article on Integrys. This article may use content from the Wikipedia article under the terms of the GFDL.