Harout Semerjian

Chief Executive Officer at Crescent Biopharma Inc.

Sits on 2 boards. Last updated September 28, 2026

Time on boards

Boards served
2
Current seats
2
Board service
5 years
Director since
2023

5 years of board service in total across 2 boards, counting each seat separately. Longest: Crescent Biopharma Inc., 3 years.

Crescent Biopharma Inc. Director · Chief Executive Officer
3 years · Since 2023
Geron Corporation Director · President and CEO
1 year · Since 2025

Chief executive roles

Geron Corporation · President and CEO
Since August 2025
Crescent Biopharma Inc. · Chief Executive Officer
Until June 2025 · Former

Questions about Harout Semerjian

What boards is Harout Semerjian on?

Harout Semerjian sits on the boards of Crescent Biopharma Inc. and Geron Corporation.

What company is Harout Semerjian the CEO of?

Harout Semerjian has been President and CEO of Geron Corporation since August 2025.

How long has Harout Semerjian served on boards?

Our records show at least 5 years of board service across 2 boards, the earliest from 2023.

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