Exhibit 21.1
WISCONSIN ENERGY CORPORATION
SUBSIDIARIES AS OF DECEMBER 31, 2012
The following table includes the subsidiaries of Wisconsin Energy Corporation, a diversified holding company incorporated in the state of Wisconsin, as well as the percent of ownership, as of December 31, 2012:
State of | ||||
Incorporation | Percent | |||
Subsidiary (a) | or Organization | Ownership | ||
Wisconsin Electric Power Company | Wisconsin | 100% | ||
ATC Management Inc. | Wisconsin | 26.24% | ||
American Transmission Company LLC | Wisconsin | 23.04% | ||
Bostco LLC | Wisconsin | 100% | ||
Wisconsin Gas LLC | Wisconsin | 100% | ||
ATC Holding LLC | Wisconsin | 100% | ||
American Transmission Company LLC | Wisconsin | 3.20% | ||
W.E. Power, LLC | Wisconsin | 100% | ||
Elm Road Generating Station Supercritical, LLC | Wisconsin | 100% | ||
Elm Road Services, LLC | Wisconsin | 100% | ||
Port Washington Generating Station, LLC | Wisconsin | 100% | ||
Wisvest LLC | Wisconsin | 100% | ||
Wispark LLC | Wisconsin | 100% | ||
CenterPoint Wispark Land Company LLC | Wisconsin | 32.95% | ||
2825 Four Mile Road LLC | Wisconsin | 100% | ||
Wisconsin Energy Capital Corporation | Wisconsin | 100% | ||
(a) | Omits the names of certain subsidiaries, which if considered in the aggregate as a single subsidiary, would not constitute a "significant subsidiary" as of December 31, 2012. Indirectly owned subsidiaries are listed under the subsidiaries through which Wisconsin Energy Corporation holds ownership. |