Stephen C. Hathaway

TomoTherapy, Inc. manufactures and provides radiation treatment systems for advanced radiation therapy. It provides radiation treatment services for cancer patients with its TomoTherapy Hi·Art System, which changes the intensity of the radiation beam so that it adapts to the shape of the tumor. The firm's system focuses on killing cancer cells while sparing healthy tissue. The company was founded by Thomas Rockwell Mackie and Paul J. Reckwerdt in 1997 and is headquartered in Madison, WI.

THL/Cannae Investors LLC provides technology enabled human resources and payroll processing services. The firm’s products include Human Capital Management, Dayforce HCM, Dayforce global Solutions, small business payroll & HR and Ceridian services. It specializes in tax services, employee benefits administration, corporate wellness and employee assistance, employee retention and recruitment services. The company was founded in 1992 and is headquartered in Minneapolis, MN.

Wilson Learning Corp. provides performance improvement training services. The firm's training areas include health care, high technology, telecommunications, financial services, and corporate skills such as individual achievement, customer service excellence, leadership, team-building and sales management. The company was founded by Larry Wilson in 1965 and is headquartered in Edina, MN.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.