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Yann Echelard
Director/Board Member at
TG THERAPEUTICS, INC.
Net worth: 8 M $ as of 2026-05-30
Profile
Dr. Yann Echelard is a Founding President at Ampersand Biomedicines, Inc., an Operating Partner at Flagship Pioneering, Inc. and an Independent Director at TG Therapeutics, Inc. He is on the Board of Directors at TG Therapeutics, Inc., Hema Biologics and LFB USA, Inc. Dr. Echelard was previously employed as a President by Profound Therapeutics, Inc., a President, Chief Executive Officer & Director by rEVO Biologics, Inc., a Founding President by Cellarity Inc., a President by Laronde, Inc., and a Founding President by Ring Therapeutics, Inc. He also served on the board at GTC Biotherapeutics UK Ltd. He received his doctorate degree from the University of Montréal.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-04-13 | 223,816 ( 0.15% ) | 8 M $ | 2026-05-30 |
Yann Echelard active positions
| Companies | Position | Start |
|---|---|---|
| TG THERAPEUTICS, INC. | Director/Board Member | 2012-11-08 |
Hema Biologics
 Hema Biologics Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Director/Board Member | - |
LFB USA, Inc.
 LFB USA, Inc. Pharmaceuticals: MajorHealth Technology Manufactures and markets medicinal products | Director/Board Member | - |
Flagship Pioneering, Inc.
 Flagship Pioneering, Inc. Investment ManagersFinance Flagship Pioneering invests in companies located across the globe. The firm targets companies operating in the fields of therapeutics, life science tools & diagnostics, bioenergy, and cleantech sectors. It provides financing for seed, early and later-stage capital requirements. The firm makes co-investments and also acts as a lead investor. | Private Equity Investor | 2018-09-30 |
Ampersand Biomedicines
 Ampersand Biomedicines BiotechnologyHealth Technology Engages in creating and programming therapeutics & drug development | Founder | 2020-12-31 |
Former positions of Yann Echelard
| Companies | Position | End |
|---|---|---|
| REVO BIOLOGICS INC | Chief Executive Officer | 2018-03-31 |
GTC Biotherapeutics UK Ltd. | Director/Board Member | 2010-11-30 |
Profound Therapeutics
 Profound Therapeutics Pharmaceuticals: OtherHealth Technology Develops human proteome therapeutics discovery services | Founder | - |
Laronde Inc.
 Laronde Inc. Miscellaneous Commercial ServicesCommercial Services Develops an eRNA therapeutic platform that capable diverse proteins inside body | Founder | - |
| ░░░░░░░░░ ░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | - |
Training of Yann Echelard
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
46
1st degree connections
12
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 12 |
|---|---|
TG Therapeutics, Inc.
 TG Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company | Health Technology |
Flagship Pioneering, Inc.
Flagship Pioneering, Inc. Investment ManagersFinance Flagship Pioneering invests in companies located across the globe. The firm targets companies operating in the fields of therapeutics, life science tools & diagnostics, bioenergy, and cleantech sectors. It provides financing for seed, early and later-stage capital requirements. The firm makes co-investments and also acts as a lead investor. | Finance |
University of Montréal
 University of Montréal Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
rEVO Biologics, Inc.
 rEVO Biologics, Inc. BiotechnologyHealth Technology Develops and commercializes specialty therapeutics to address unmet medical needs in patients with rare, life-threatening conditions | Health Technology |
LFB USA, Inc.
LFB USA, Inc. Pharmaceuticals: MajorHealth Technology Manufactures and markets medicinal products | Health Technology |
GTC Biotherapeutics UK Ltd. | |
Hema Biologics
Hema Biologics Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
Ring Therapeutics, Inc.
 Ring Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops transforming commensal viruses therapies | Health Technology |
Cellarity Inc.
 Cellarity Inc. Packaged SoftwareTechnology Services Develops AI-driven platform for drug delivery | Technology Services |
Laronde Inc.
Laronde Inc. Miscellaneous Commercial ServicesCommercial Services Develops an eRNA therapeutic platform that capable diverse proteins inside body | Commercial Services |
Profound Therapeutics
Profound Therapeutics Pharmaceuticals: OtherHealth Technology Develops human proteome therapeutics discovery services | Health Technology |
Ampersand Biomedicines
Ampersand Biomedicines BiotechnologyHealth Technology Engages in creating and programming therapeutics & drug development | Health Technology |
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