Integrys Energy Group, Inc. was an American energy company headquartered in Chicago, Illinois. It was formed by the merger of WPS Resources Corp. and Peoples Energy Corp. on February 21, 2007. The Chairman, President, and chief executive officer was Charles A. Schrock. On June 23, 2014, Integrys announced that it was being acquired by Wisconsin Energy Corporation for $9.1 billion. Also in 2014, Integrys entered into an agreement to sell 100% of the Upper Peninsula Power Company (UPPCO) to Balfour Beatty Infrastructure Partners LP for $298.9 million.