GBI’s senior operational staff members have decades of experience in biologics and cGMP manufacturing, including holding senior positions at numerous leading biopharmaceutical companies.

Darrin T. Schellin Chief Executive Officer
Cynthia Parrilla Vice President of Human Resources
Steven Vorgity Vice President of Finance & Company Secretary
Muctarr Sesay, Ph.D. Chief Science Officer & Vice President of Bioconjugation Development
Paul Mutolo Vice President of Operations
Brent Ryals Vice President of Quality Assurance
Amita Quadros, Ph.D., MBA Vice President of Commercial Operations
Austin McDonald Advisor

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