David J. Brophy

GHP Advisors LLC (GHP Advisors) is an independent private equity/venture capital firm founded in 2000 by Jim M. Flanigan and John R. Wagner. The firm is headquartered in Chicago, Illinois.

NightHawk Radiology Holdings, Inc. provides radiology solutions to radiology groups and hospitals throughout the United States. The company's team of independent contractor and hospital-privileged physicians provides professional services 24 hours per day, seven days a week, for approximately 26 percent of all United States hospitals. In addition to these professional services, the company also provides its customers with cardiac 3D reconstructions, radiology clinical workflow technology and business services. It sells its services primarily through the direct sales force comprised of telesales and field sales personnel

Compass Technology Partners LP (Compass Tech Partners) is a venture capital firm founded in 1988 by David Arscott. The firm is headquartered in Redwood City, California.

Michigan Venture Capital Association operates as a non-profit trade organization designed to bring together venture capital industry participants in the state of Michigan. The company was founded by 2002 by Terry Cross and David P. Weaver in 2002 and is headquartered in Ann Arbor, MI.

Altarum Institute operates as a non-profit health systems research and consulting organization. It offers applied research and analytics, technology solutions, advisory services & CE, and program implementation services. It serves the federal, state, and philanthropic sector. The company was founded by William Gould Dow and Emerson W. Conlon in 1946 and is headquartered in Ann Arbor, MI.