Stephen P. Gouze

Chairman of the Board of Directors
Director since 2008

Mr. Gouze was elected Chairman of the Board in 2009. From 1998 through 2008, Mr. Gouze was President of DiaSorin, Inc., the U.S. subsidiary of a $250 million international diagnostic company, DiaSorin, S.p.A., a company focusing on hepatitis, endocrinology and instrumentation. From 1997 to 1998, Mr. Gouze was Vice President, Sales and Marketing of IncSTAR Corporation, the predecessor company of DiaSorin. From 1994 to 1997, Mr. Gouze was Vice President, Sales and Marketing for PathCor, Inc. (Medical Arts Laboratory), an Oklahoma City clinical testing laboratory. From 1989 to 1994, Mr. Gouze was the Director of Marketing of Sanofi Diagnostics Pasteur, a major international diagnostic company focusing on blood viruses, autoimmunity and allergies, and from 1987 to 1989, he was the Marketing Manager of Kallestad Diagnostics, Inc., a predecessor division of Sanofi Diagnostics Pasteur. Mr. Gouze received a B.S. in Medical Technology from the University of Wisconsin.

Bruce A. Huebner

Director since 2011
Chairman of the Audit Committee
Member of the Compensation Committee

Mr. Huebner is currently Managing Director of LynxCom Partners, LLC, a healthcare consulting firm. Mr. Huebner has served as Managing Director of LynxCom since 2010 and also served as Managing Director of LynxCom from 2008 to 2009, and 2004 to 2005. From 2009 to 2010, Mr. Huebner was President and Chief Executive Officer of TrovaGene, Inc., a California molecular diagnostics company. Mr. Huebner also served as President of Osmetech Molecular Diagnostics, another California molecular diagnostics company from May 2005 to July 2008. Mr. Huebner joined Nanogen in 2002 as President and Chief Operating Officer and served until 2004. From 1996 to 2002, Mr. Huebner was the Executive Vice President and Chief Operating Officer of Gen-Probe Incorporated, a biotech diagnostics company. From 1992 to 1995, Mr. Huebner was the Vice President of Marketing and Sales for Gen-Probe. Mr. Huebner currently serves as a board member of two other companies: Vermillion, Incorporated, a public Ovarian Cancer diagnostic company and Pasadena BioScience Collaborative, a non-profit incubator company for biotech start ups. From 2009 through 2010, he also served as a board member of AlliedPath Incorporated, a private cancer testing laboratory. Mr. Huebner received a B.S. in Chemistry from the University of Wisconsin-La Crosse.

Luis R. Lopez, M.D.

Chief Medical Officer
Director since 1990

Dr. Lopez founded the Company in 1990. From 1987 to 1990, Dr. Lopez was Vice President of Clinical Affairs at BioStar Medical Products, Inc., a Boulder, Colorado diagnostics firm. From 1986 to 1987, he served as Research Associate with the Rheumatology Division of the University of Colorado Health Sciences Center, Denver, Colorado. From 1980 to 1986, he was Professor of Immunology at Cayetano Heredia University School of Medicine in Lima, Peru, during which time he also maintained a medical practice with the Allergy and Clinical Immunology group at Clinica Ricardo Palma in Lima. From 1978 to 1980 Dr. Lopez held a fellowship in Clinical Immunology at the University of Colorado Health Sciences Center. He received his M.D. degree in 1974 from Cayetano Heredia University School of Medicine in Lima, Peru. He is a clinical member of the American College of Rheumatology, and a corresponding member of the American Academy of Allergy, Asthma and Immunology. Dr. Lopez is licensed to practice medicine in Colorado, and is widely published in the areas of immunology and autoimmune disease.

David Ludvigson

Director since 2010

Mr. Ludvigson is currently President of KnightLudvigson Advisors, a business consultancy firm in addition to being a Director of China Stem Cells since 2010. From 2003 until 2009, Mr. Ludvigson was an executive with Nanogen, Inc., a molecular and point of care diagnostics company and was a director of Nanogen from 1996 until 2003. From 2001 until 2003, he was President and Chief Executive Officer of Black Pearl, Inc., an eventbased business intelligence software company. From 2000 to 2001, Mr. Ludvigson was President of InterTrust Technologies, a digital rights management software company. Mr. Ludvigson was a Senior Vice President and Chief Operating Officer of Matrix Pharmaceuticals, Inc. from 1999 to 2000, and from 1998 to 2000 he was also the Chief Financial Officer of Matrix. From 1996 to 1998, Mr. Ludvigson was President and Chief Operating Officer of NetPower. From 1992 to 1995, Mr. Ludvigson also served as Senior Vice President and Chief Financial Officer of IDEC Pharmaceuticals, Senior Vice President of Sales and Marketing for Conner Peripherals, and Executive Vice President, Chief Financial Officer and a director of MIPS Computer Systems, Inc., a RISC microprocessor developer and systems manufacturer. Mr. Ludvigson received a B.S. and an M.A.S. from the University of Illinois.

Douglass T. Simpson

President and Chief Executive Officer
Director since 1998

Mr. Simpson has been with Corgenix since 1992. Prior to joining Corgenix, he was Managing Partner at Venture Marketing Group in Austin, Texas, a health care and biotechnology marketing firm, and in that capacity, served as a consultant to the Company from 1990 until 1992. From 1984 to 1990, Mr. Simpson was employed by Kallestad Diagnostics, Inc., a global diagnostics company that was acquired Sanofi Diagnostics Pasteur where Mr. Simpson served as Vice President of Marketing, in charge of all marketing and business development activities worldwide. From 1973 to 1984, Mr. Simpson held various marketing positions at Helena Laboratories Corporation. Mr. Simpson holds B.S. and M.S. degrees in Biology and Chemistry from Lamar University in Beaumont, Texas.

Robert Tutag

Director since 2005
Chairman of the Compensation Committee
Member of the Nominating and Corporate Governance Committee

Since 1990 Mr. Tutag has been President of Unisource, Inc., a privately held Boulder, Colorado company that identifies and develops niche pharmaceutical products for generic and brand name pharmaceutical companies. From 1964 through 1982, Mr. Tutag was President and Chief Operating Officer of Tutag Corporation. In that capacity, he developed and managed operations of Cord Laboratories, one of the original generic pharmaceutical manufacturing companies, in addition to founding and overseeing Geneva Generics, a generic sales and distribution company, which developed into one of the country’s premier companies in its industry. Both Cord Laboratories and Geneva Generics were acquired by Ciba-Geigy Corporation. During that time period, Mr. Tutag also served as a Director of Geneva Generics and as Vice President of Sales and a Director of Tutag Pharmaceuticals, a branded distribution company. From 1983 through 1989, Mr. Tutag was President and Chief Executive Officer of NBR Financial, Inc., a multi-bank holding company in Boulder, Colorado. Since 1977 Mr. Tutag has also been editor of GMP Trends, Inc., Boulder, Colorado, an informational newsletter that reviews FDA and GMP inspection reports for the pharmaceutical and medical device industries. Mr. Tutag also served as interim president from 1999-2000 and was a director from 1997-2001 of the Bank of Cherry Creek in Boulder, Colorado. He received a BBA and an MBA from the University of Michigan.

Dennis Walczewski

Director since 2006
Chairman of the Nominating and Corporate Governance Committee
Member of the Audit Committee

Mr. Walczewski has over 30 years experience in the Diagnostic and Biotechnology industries, holding management and executive positions in Promega, T-Cell Diagnostics, Endogen and Boehringer Manheim (now Roche). He has been employed by MBL international (MBLI) since 2002 and is their Chief Executive Officer. Mr. Walczewski holds a B.S. in Chemistry from Suffolk University and an MBA from Indiana Wesleyan University.