Spencer L. Cullen

Concentra, Inc. engages in the provision of healthcare solutions. It offers occupational health, physical therapy, health and wellness, physical exams, urgent care, and tests and screening services. The company was founded by Lois E. Silverman and John K. Carlyle in 1979 and is headquartered in Addison, TX.

United Surgical Partners International, Inc. owns and manages ambulatory surgical facilities. It operates short-stay surgical facilities which are licensed as ambulatory surgery centers, specialty hospitals, and hospitals. The company was founded by Donald Steen in February 1998 and is headquartered in Addison, TX.

Aptuit LLC engages in the development of pharmaceutical and biotechnological products. Its offerings include drug design and discovery, preclinical biosciences, API development and manufacture, solid state chemistry, solid and oral dosage form development and manufacture, integrated drug discovery and drug development, Aptuit INDiGO, and physical and analytical chemistry services. The company was founded in December 2004 and is headquartered in Greenwich, CT.

AGA Medical Holdings, Inc. operates as a holding company for manufacturers of medical devices for the treatment of heart defects and vascular diseases. The companies AGA Medical Holdings operates sell devices, which are used by pediatric cardiologists, radiologists, and vascular surgeons. The company was founded in July 2005 and is headquartered in Plymouth, MN.

K2M, Inc. manufactures and markets medical devices. It offers deformity correction systems, spinal stabilization systems, lateral access systems, minimally invasive systems, and, constrained and translational cervical plates. The company was founded by John Philip Kostuik and Eric Major in January 2004 and is headquartered in Leesburg, VA.

Springstone, Inc. owns and operates a psychiatric hospital. Its services include psychiatric counseling, medication management, group therapy, family therapy, computer-aided therapy, detoxification, drug and alcohol rehabilitation, twelve-step programs, support groups, after-care meetings and post-discharge wellness checks. The firm also offers Stress management, Sleep enhancement, Art, music, Yoga and relaxation therapy, Exercise, recreation and Nutritional counseling. The company was founded by W. Earl Reed in 2010 and is headquartered in Louisville, KY.

Sprout Group (Sprout) is venture capital subsidiary of Credit Suisse Private Equity LLC founded in 1969. The firm headquartered in New York.

Welsh, Carson, Anderson & Stowe (WCAS) is a private equity firm founded in 1979 by Patrick Welsh, Russ Carson and Bruce Anderson. The firm is headquartered in New York.

Delaware Valley Rose, Inc. operates restaurant franchises. They currently own and operates Applebee’s Neighborhood Grill and Bars in Eastern Pennsylvania and throughout Maryland. The company wad founded by Harry T. Rose in 1985 and is headquartered in Newtown, PA.

AGA Medical Corp. manufactures medical devices used to treat structural heart defects and abnormal blood vessels. Its AMPLATZER products help improve patient outcomes, reduce length of hospital stay, and accelerate patient recovery times. The company was founded by Kurt Amplatz and Franck L. Gougeon on July 12, 1995 and is headquartered in Plymouth, MN.

Part of Employers Holdings, Inc., AmComp Assurance Corp. is a company that provides fire, marine, and casualty insurance services. The company is based in North Palm Beach, FL. Douglas Dean Dirks has been the CEO of the company since 2008.

Part of Employers Holdings, Inc., Employers Preferred Insurance Co. provides fire, marine and casualty insurance. The company is based in Maitland, FL. Douglas Dean Dirks has been the CEO of the company since 2008.

JDRF T1D Fund (JDRF T1D Fund) is a venture capital subsidiary of JDRF International founded in 2011 by Sean Doherty. The firm is headquartered in Boston, Massachusetts.