Joe Cook, III

Mr. Cook currently serves as Co-Founder and Managing Director at Mountain Group Partners, a Nashville-based
venture capital firm focused predominantly on early-stage investments in Life Sciences. In addition to Circular
Genomics, Mr. Cook currently serves on the board of directors of: Advanced Animal Diagnostics, a company
providing rapid point-of-care diagnostic and data systems to inform real-time decisions that increase productivity,
prevent losses, protect the food supply and improve human and animal health well-being; Cerebrotech, a company
that has developed a non-invasive monitoring device for early detection of cerebral bleeding and edema; and
Mindera, a company developing a proprietary dermal biomarker patch used to help diagnose and track progression
for dermatological diseases.

Mr. Cook previously served on or had visitation rights to the board of directors of: Castle Biosciences
(NASDAQ:CSTL), a company developing and commercializing diagnostic and prognostic tests for dermatologic
cancers; Clearside Biomedical (NASDAQ:CLSD), an ophthalmic company specializing in the research,
development and commercialization of therapeutic products delivered through a proprietary microinjection platform
targeting the suprachoroidal space; Diagnovus, a molecular diagnostic company targeting rare and orphan diseases;
PhaseBio (NASDAQ:PHAS), a clinical-stage biopharmaceutical company developing improved biotherapeutics for
the treatment of orphan diseases, with an initial focus on cardiopulmonary disorders; Lineagen, a chromosomal
microarray and next generation sequencing genetic testing company serving children and families with autism and
other developmental delays; and OnFocus Healthcare, a company selling proprietary performance management
software to hospitals and other healthcare organizations.

Prior to his involvement with Mountain Group Partners, Mr. Cook was a Director, Private Placements in the
Investment Banking Group of Robert W. Baird & Co. in Nashville from January 2001 through February 2003. 
Previously, Mr. Cook was a Vice President in the Investment Banking Group at J.C. Bradford & Co. in Nashville.
Mr. Cook graduated with a B.A. in Economics from Davidson College.  Mr. Cook currently serves on the Board of
Directors for Southeastern Life Sciences Association and the Advisory Board of the Nashville Capital Network.