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Jayson Dallas
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Profile
Jayson Donald Alexander Dallas worked at Genentech, Inc. as Head-Global Product Strategy Inflammation from 2010 to 2012.
He was General Manager at Roche Holding (UK) Ltd. from 2013 to 2015.
He served as Chief Commercial Officer & Senior Vice President at Ultragenyx Pharmaceutical, Inc. from 2016 to 2018.
He was President, Chief Executive Officer & Director at Aimmune Therapeutics, Inc. from 2018 to 2020.
He held the position of Independent Director at Arena Pharmaceuticals, Inc. from 2017 to 2022 and at Damora Therapeutics, Inc. from 2020 to 2026.
He was Chief Executive Officer & Director at Rivus Pharmaceuticals, Inc. from 2023 to 2025.
Education includes undergraduate studies at Knox College, a doctorate from the University of the Witwatersrand, and an MBA from Ashridge Business School.
Former positions of Jayson Dallas
| Companies | Position | End |
|---|---|---|
| DAMORA THERAPEUTICS, INC. | Director/Board Member | 23/03/2026 |
Rivus Pharmaceuticals, Inc.
 Rivus Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Chief Executive Officer | 03/07/2025 |
| ARENA PHARMACEUTICALS | Director/Board Member | 11/03/2022 |
| AIMMUNE THERAPEUTICS, INC. | Chief Executive Officer | 01/12/2020 |
| ULTRAGENYX PHARMACEUTICAL INC. | Corporate Officer/Principal | 18/06/2018 |
Training of Jayson Dallas
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
63
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Genentech, Inc.
 Genentech, Inc. BiotechnologyHealth Technology Operates as a biotechnology company that develops medicines for cancer peoples | Health Technology |
Arena Pharmaceuticals, Inc.
 Arena Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops and distributes pharmaceutical products | Health Technology |
Ultragenyx Pharmaceutical, Inc.
 Ultragenyx Pharmaceutical, Inc. Pharmaceuticals: MajorHealth Technology Develops and commercializes novel products for the treatment of serious rare and ultra-rare genetic diseases | Health Technology |
Knox College
 Knox College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Roche Holding (UK) Ltd.
 Roche Holding (UK) Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and sells drugs | Health Technology |
University of the Witwatersrand
 University of the Witwatersrand Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Ashridge Business School
 Ashridge Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Aimmune Therapeutics, Inc.
 Aimmune Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Engages in the development of desensitization treatments for peanut and food allergies | Health Technology |
Galecto, Inc.
 Galecto, Inc. Pharmaceuticals: MajorHealth Technology Develops drugs for treatment of severe diseases | Health Technology |
Rivus Pharmaceuticals, Inc.
Rivus Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
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