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Spyridon Papapetropoulos
Founder at
Encephalos Life Sciences LLC
Net worth: 230 641 $ as of 2026-05-30
Profile
Spyridon Papapetropoulos is the founder of Encephalos Life Sciences LLC.
Dr. Papapetropoulos is President, Chief Executive Officer & Director at Bionomics Ltd. since 2023.
Dr. Papapetropoulos is Chief Executive Officer & Executive Director at Neuphoria Therapeutics, Inc. starting in 2024.
Former roles include Chief Executive Officer at SwanBio Therapeutics, Inc. from 2019 to 2020; Chairman at Lipocine, Inc. from 2022 to 2026; Independent Director at Adamas Pharmaceuticals LLC from 2020 to 2021; Chief Development Officer, SVP & Head-Development at ACADIA Pharmaceuticals, Inc. from 2019 to 2020; Chief Medical Officer & EVP-R&D at Cavion, Inc. from 2017 to 2019; and Chief Medical Officer at Vigil Neuroscience, Inc. from 2020 to 2023.
Education includes doctorates from the University of Patras and Semmelweis University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
0.32% | 2025-04-15 | 5,999,940 ( 0.32% ) | 175 258 $ | 2026-05-30 |
0.18% | 2025-09-28 | 9,888 ( 0.18% ) | 52 505 $ | 2026-05-30 |
LIPOCINE INC 0.02% | 2025-06-03 | 1,279 ( 0.02% ) | 2 878 $ | 2026-05-30 |
Spyridon Papapetropoulos active positions
| Companies | Position | Start |
|---|---|---|
Encephalos Life Sciences LLC
 Encephalos Life Sciences LLC Miscellaneous Commercial ServicesCommercial Services Operates as a life sciences consulting firm | Founder | - |
Bionomics Ltd.
 Bionomics Ltd. Pharmaceuticals: GenericHealth Technology Develops drug for treatment of central nervous system disorders | Chief Executive Officer | 2023-01-04 |
Former positions of Spyridon Papapetropoulos
| Companies | Position | End |
|---|---|---|
| LIPOCINE INC. | Chairman | 2026-04-15 |
| VIGIL NEUROSCIENCE, INC. | Chief Tech/Sci/R&D Officer | 2023-01-03 |
| ADAMAS PHARMACEUTICALS, INC. | Director/Board Member | 2021-11-23 |
SwanBio Therapeutics, Inc.
 SwanBio Therapeutics, Inc. BiotechnologyHealth Technology Operates as a clinical stage gene therapy company that develops therapeutics for neurological disorders | Chief Executive Officer | 2020-09-30 |
| ACADIA PHARMACEUTICALS INC. | Corporate Officer/Principal | 2020-08-31 |
Training of Spyridon Papapetropoulos
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
11
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
ACADIA Pharmaceuticals, Inc.
 ACADIA Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops pharmaceuticals drugs for treatment of central nervous system disorders | Health Technology |
Cavion, Inc.
 Cavion, Inc. Pharmaceuticals: MajorHealth Technology Develops and commercializes oncology drugs for solid tumors | Health Technology |
Adamas Pharmaceuticals LLC
 Adamas Pharmaceuticals LLC Pharmaceuticals: MajorHealth Technology Develops, manufactures and markets therapeutics for neurological diseases | Health Technology |
Bionomics Ltd.
Bionomics Ltd. Pharmaceuticals: GenericHealth Technology Develops drug for treatment of central nervous system disorders | Health Technology |
University of Patras
 University of Patras Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Semmelweis University
 Semmelweis University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Lipocine, Inc.
 Lipocine, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that engages in research and development for the delivery of drugs | Health Technology |
SwanBio Therapeutics, Inc.
SwanBio Therapeutics, Inc. BiotechnologyHealth Technology Operates as a clinical stage gene therapy company that develops therapeutics for neurological disorders | Health Technology |
Encephalos Life Sciences LLC
Encephalos Life Sciences LLC Miscellaneous Commercial ServicesCommercial Services Operates as a life sciences consulting firm | Commercial Services |
Vigil Neuroscience, Inc.
 Vigil Neuroscience, Inc. BiotechnologyHealth Technology Operates as a clinical-stage biotechnology company that develops therapeutics for neurodegenerative diseases | Health Technology |
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