William Harvey

Interstate Power & Light Co. engages in the generation and distribution of electricity and the distribution and transportation of natural gas to retail customers. It operates through the following segments: Electric, Gas, and Other. The Other segment includes steam operations and unallocated portions of the utility business. The company was is headquartered in Cedar Rapids, IA.

Wisconsin Power & Light Co. engages in the generation and distribution of electricity and transportation of natural gas to retail customers in select markets in Wisconsin. The firm has operations in municipalities pursuant to permits of indefinite duration and state statutes authorizing utility operation in areas annexed by a municipality. It operates through the Electric, Gas and Other segments. The company was founded in 1917 and is headquartered in Madison, WI.

Alliant Energy Resources LLC supplies electricity. The company is headquartered in Madison, WI.

American Transmission Co. owns and operates the high-voltage electric transmission system. It provides electric transmission services in portions of Wisconsin, Michigan, Minnesota, and Illinois. It serves electricity producers and electric distribution companies. The company was founded by José M. Delgado in 2001 and is headquartered in Waukesha, WI.

Sentry Insurance A Mutual Co. offers property, casualty, and life insurance products & services. The firm offers boat, renters, life, motorcycle, personal liability, rental property, and recreational vehicle insurance services. The company was founded in 1904 and is headquartered in Stevens Point, WI

Edison Electric Institute provides reference materials and information resources on the electricity industry to its members. It offers public policy leadership, strategic business intelligence, and essential conferences and forums. The company was founded in 1933 and is headquartered in Washington, DC.