Donald A. Holzworth, M.S.
Constella Group, LLC
Founder, Chairman and Chief Executive Officer

Donald A. Holzworth is the Founder, Chairman, and Chief Executive Officer of Constella Group. He has spent his entire career supporting and guiding public- and private-sector client efforts to improve human health through research, product development, and public health services.

Since assuming responsibility for running the company in 1991, Holzworth has grown Constella's revenue from $1 million to more than $200 million and increased the company's number of employees from 13 to more than 1,500. The Council for Entrepreneurial Development (CED) presented Holzworth with the 2007 Entrepreneurial Excellence award. Ernst & Young named Holzworth as a 2005 Carolinas Entrepreneur of the Year®. In 2003, the CED recognized Constella with an Entrepreneurial Excellence Award as Life Sciences Services Company of the Year.

In 2002, Holzworth was a co-founder and served as the inaugural CEO of Expression Analysis, Inc., a start-up genetic research company spun out of Duke University Medical Center. Holzworth led the company to a profitable $1.8 million in revenue in its first year of operations. He now serves as the company's Chairman of the Board.

Holzworth serves on the board of directors for the Campbell Alliance Group and the Academic Alliance Foundation. He is a member of the University of North Carolina at Chapel Hill School of Public Health's Advisory Board, the University of North Carolina at Chapel Hill's Board of Visitors, and the advisory board of Southern Capitol Ventures.

Holzworth earned a B.S. in systems analysis and a M.S. in environmental science at Miami University in Oxford, Ohio. He also has advanced graduate training in biostatistics from North Carolina State University.