What corporation based in Superior, Wisconsin sponsored the 2010 AMA Pro Supersport Championship?
Amsoil Amsoil Inc. is an American corporation based in Superior, Wisconsin that primarily formulates and packages synthetic lubricants and filters. The company's advertising slogan is "The First in Synthetics". The company uses multi-level marketing for distribution.
KemperSports KemperSports is a privately held golf course and hospitality management company founded in 1978 by Steven H. Lesnik and James S. Kemper, Jr., president and chairman of the board of Kemper Insurance. The company began with the management of Kemper Lakes Golf Club in Kildeer, Illinois (United States), an upscale public golf course in the Chicago area.