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Jonathan Violin
Director/Board Member at
DIANTHUS THERAPEUTICS, INC.
Net worth: 2 M $ as of 2026-09-29
Profile
Jonathan Violin was the founder of Trevena, Inc., founded in 2007, where the title held was Senior Director-Investor & Media Relations from 2015 to 2018.
Dr. Violin is the founder of Quellis Biosciences LLC, founded in 2017, where the titles held were Secretary, Treasurer & Director from 2020 to 2021.
Dr. Violin is also the founder of Dianthus Therapeutics OpCo, Inc...
Dr. Violin is Chief Executive Officer & Co-Manager at Viridian LLC since 2021.
Dr. Violin is President, Chief Executive Officer & Director at Korsana Biosciences, Inc. starting 2025.
Dr. Violin is Director at Crescent Biopharma, Inc. starting 2025.
Dr. Violin is Independent Director at Dianthus Therapeutics, Inc. starting 2023.
Dr. Violin was President, Chief Executive Officer & Director at Viridian Therapeutics, Inc. from 2021 to 2023.
Dr. Violin was Chief Executive Officer & Director at Crescent Biopharma, Inc. (Old) from 2024 to 2025.
Dr. Violin was Independent Director at Astria Therapeutics, Inc. from 2021 to 2026.
Dr. Violin completed undergraduate studies at Duke University.
Dr. Violin earned a doctorate from the University of California San Diego.
Dr. Violin earned an MBA from The Fuqua School of Business.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
0.19% | 2026-06-01 | 69,515 ( 0.19% ) | 1 M $ | 2026-09-29 |
0.07% | 2026-09-07 | 29,629 ( 0.07% ) | 948 128 $ | 2026-09-29 |
| 2026-05-20 | 0 ( -.--% ) | - $ | 2026-09-29 |
Jonathan Violin active positions
| Companies | Position | Start |
|---|---|---|
| DIANTHUS THERAPEUTICS, INC. | Director/Board Member | 2023-09-10 |
Viridian LLC
 Viridian LLC BiotechnologyHealth Technology Operates as a biopharmaceutical incubator company | Chief Executive Officer | 1999-12-31 |
Dianthus Therapeutics, Inc. (Massachusetts)
 Dianthus Therapeutics, Inc. (Massachusetts) BiotechnologyHealth Technology Develops therapies for severe autoimmune diseases | Founder | 2019-04-30 |
Former positions of Jonathan Violin
| Companies | Position | End |
|---|---|---|
| ASTRIA THERAPEUTICS, INC. | Director/Board Member | 2026-01-22 |
| VIRIDIAN THERAPEUTICS, INC. | Chief Executive Officer | 2023-02-05 |
Quellis Biosciences LLC
 Quellis Biosciences LLC Pharmaceuticals: MajorHealth Technology Operates as biopharmaceutical company that develops antibody therapies | Chief Executive Officer | 2018-11-30 |
| TREVENA, INC. | Founder | 2018-10-31 |
Education of Jonathan Violin
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
61
1st degree connections
11
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 11 |
|---|---|
Astria Therapeutics, Inc.
 Astria Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Discovers, develops and commercializes novel therapeutics for allergic & immunologic diseases | Health Technology |
Duke University
 Duke University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of California San Diego
 University of California San Diego Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Trevena, Inc.
 Trevena, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company focused on the development and commercialization of novel medicines for patients affected by central nervous system | Health Technology |
The Fuqua School of Business
 The Fuqua School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Viridian Therapeutics, Inc.
 Viridian Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biotechnology company that develops and manufactures monoclonal antibody products | Health Technology |
Quellis Biosciences LLC
Quellis Biosciences LLC Pharmaceuticals: MajorHealth Technology Operates as biopharmaceutical company that develops antibody therapies | Health Technology |
Viridian LLC
Viridian LLC BiotechnologyHealth Technology Operates as a biopharmaceutical incubator company | Health Technology |
Dianthus Therapeutics, Inc. (Massachusetts)
Dianthus Therapeutics, Inc. (Massachusetts) BiotechnologyHealth Technology Develops therapies for severe autoimmune diseases | Health Technology |
Viridian Therapeutics, Inc. /Old/
 Viridian Therapeutics, Inc. /Old/ BiotechnologyHealth Technology Operates as a biotechnology company | Health Technology |
Dianthus Therapeutics, Inc.
 Dianthus Therapeutics, Inc. BiotechnologyHealth Technology Develops therapeutics for patients with autoimmune and inflammatory diseases | Health Technology |
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