![Stephen Thomas](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Stephen Thomas
Director/Board Member at
CLIMB BIO, INC.
Net worth: 2 M $ as of 31/05/2026
Profile
Stephen Thomas is the founder of Sera Medicines LLC, founded in 2023, holding the title of Chief Executive Officer & Director.
Dr. Thomas was the founder of Climb Bio Operating, Inc., founded in 2023, holding the title of Chief Executive Officer & Director.
Dr. Thomas was the founder of Ichorion Therapeutics, Inc., founded in 2017, holding the title of Chief Scientific Officer.
Dr. Thomas is the founder of Climb Bio, Inc., starting in 2024, holding the title of Director.
Former positions include Chief Executive Officer & Director at Navigator Medicines, Inc. from 2024 to 2025, Chief Scientific Officer at ValenzaBio, Inc. from 2020 to 2023, and Vice President & Head-Discovery at Avalo Therapeutics, Inc. from 2018 to 2020.
Education includes graduate and doctorate degrees from The Trustees of Columbia University in The City of New York and an undergraduate degree from Rensselaer Polytechnic Institute.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
CLIMB BIO, INC. 0.27% | 05/06/2026 | 154,657 ( 0.27% ) | 2 M $ | 31/05/2026 |
Stephen Thomas active positions
| Companies | Position | Start |
|---|---|---|
| CLIMB BIO, INC. | Director/Board Member | 27/06/2024 |
Former positions of Stephen Thomas
| Companies | Position | End |
|---|---|---|
ValenzaBio, Inc.
 ValenzaBio, Inc. BiotechnologyHealth Technology Develops treatment options for patients with autoimmune and inflammatory diseases | Chief Tech/Sci/R&D Officer | 01/01/2023 |
| AVALO THERAPEUTICS, INC. | Corporate Officer/Principal | 01/02/2020 |
Ichorion Therapeutics, Inc.
 Ichorion Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Manufactures and markets biopharmaceutical products | Founder | 01/09/2018 |
Training of Stephen Thomas
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
2
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
The Trustees of Columbia University in The City of New York
 The Trustees of Columbia University in The City of New York Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Rensselaer Polytechnic Institute
 Rensselaer Polytechnic Institute Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Avalo Therapeutics, Inc.
 Avalo Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops and commercializes therapeutics for patients with unmet clinical need in immunology and rare genetic diseases | Health Technology |
Ichorion Therapeutics, Inc.
Ichorion Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Manufactures and markets biopharmaceutical products | Health Technology |
Eliem Therapeutics, Inc.
 Eliem Therapeutics, Inc. BiotechnologyHealth Technology Operates as clinical-stage biotechnology company focused on developing novel therapies for neuronal excitability disorders | Health Technology |
ValenzaBio, Inc.
ValenzaBio, Inc. BiotechnologyHealth Technology Develops treatment options for patients with autoimmune and inflammatory diseases | Health Technology |
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