Management Team · Collagen Matrix
Collagen Matrix is the driving force in the development and manufacturing of collagen and mineral based medical devices for tissue repair and regeneration.
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Management Team

Management Team

The management team consists of a dedicated group of professionals who blend a wealth of technical expertise with business development knowledge in expanding the company’s global presence in the healthcare industry.


Bart J. Doedens
Chief Executive Officer

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Shu-Tung Li, Ph.D.
Founder & Chief Scientific Officer

Read About Shu-Tung Li

Peggy Hansen
Senior Vice President, Quality and Regulatory Affairs

Read About Peggy Hansen

Oystein Valberg 
Chief Financial Officer

Read About Oystein Valberg

Debbie Yuen
Senior Vice President, Operations

Read About Debbie Yuen

Bill Messer
Vice President, Sales and Marketing

Read About Bill Messer