D. Stephen Sorensen

Butler America, Inc. provides outsourced engineering, technology, telecom and fleet maintenance services. Its services include information technology, aftermarket, BPO, fleet services, application development and staffing. The company was founded in 1946 and is headquartered in Shelton, CT.

EmployBridge LLC engages in the provision of staffing and workforce management services. Its services include recruiting and screening, payroll, time and attendance management, on-site supervision, proactive safety programs, and specialty staffing solutions. The company was founded in 1985 and is headquartered in Atlanta, GA.

Golder, Thoma, Cressey, Rauner Inc. (GTCR) is a Chicago-based private equity firm that acquires and consolidates service businesses in highly fragmented industries. The company is located in Chicago, IL.

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.

Staffing Solutions of Hawaii, Inc. provides staffing placement services. It specializes in recruiting, evaluating, and placing candidates in accounting, administrative, customer service, management, and technical staffing industry. The company was founded by Mary Pattee on May 1, 1991 and is headquartered in Honolulu, HI.