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William Rieflin
Président chez
NGM BIOPHARMACEUTICALS, INC.
Fortune : - $ au 30/06/2026
Profil
William J.
Rieflin is Non-Executive Chairman at NGM Biopharmaceuticals, Inc. since 2022.
Holds director roles at Cumbre Pharmaceuticals, Inc., Kallyope, Inc. since 2016 as Independent Non-Executive Director, Lyell Immunopharma, Inc. since 2020 as Independent Director, and Lycia Therapeutics, Inc. since 2020 as Director.
Formerly Chairman at Rapt Therapeutics, Inc. from 2019 to 2025.
Served as Director at XenoPort, Inc. from 2010 to 2016.
Lead Independent Director at Anacor Pharmaceuticals LLC from 2014 to 2016.
Director at Flexus Biosciences, Inc. Held the positions of Secretary & Vice President-Human Resources at AMSCO International, Inc. CFO, Secretary & Executive VP-Administration at Tularik, Inc. from 1996 to 2004.
Head-Sales at American Hospital Supply Corp.
Associate at Sidley & Austin.
Educated at Cornell University (undergraduate), The University of Chicago Booth School of Business (MBA), and Stanford Law School (graduate).
Détentions connues dans des sociétés publiques
| Société | Date | Nombre d'actions | Valorisation | Date de valorisation |
|---|---|---|---|---|
| 10/06/2026 | 0 ( -.--% ) | - $ | 30/06/2026 |
Postes actifs de William Rieflin
| Sociétés | Poste | Début |
|---|---|---|
| NGM BIOPHARMACEUTICALS, INC. | Président | 01/09/2018 |
| LYELL IMMUNOPHARMA, INC. | Directeur/Membre du Conseil | 01/05/2020 |
Cumbre Pharmaceuticals, Inc.
 Cumbre Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Discovers, develops, and markets anti-infective products | Directeur/Membre du Conseil | - |
Kallyope, Inc.
 Kallyope, Inc. BiotechnologyHealth Technology Develops therapeutics for the treatment of migraine and neurological problems | Directeur/Membre du Conseil | 27/10/2016 |
Lycia Therapeutics, Inc.
 Lycia Therapeutics, Inc. BiotechnologyHealth Technology Operates as a biotechnology company that develops novel therapeutics to eliminate disease-causing extracellular proteins | Directeur/Membre du Conseil | 01/01/2020 |
Anciens postes connus de William Rieflin
| Sociétés | Poste | Fin |
|---|---|---|
| RAPT THERAPEUTICS, INC. | Président | 03/01/2025 |
| XENOPORT, INC. | President | 26/08/2010 |
| ANACOR PHARMACEUTICALS INC | Directeur/Membre du Conseil | 24/06/2016 |
Flexus Biosciences, Inc.
 Flexus Biosciences, Inc. BiotechnologyHealth Technology Provides cancer therapeutics through innovative apps | Directeur/Membre du Conseil | 01/01/2015 |
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Formation de William Rieflin
Expériences
Fonctions occupées
Actives
Inactives
Sociétés cotées
Entreprise privées
Relations
64
Relations au 1er degré
16
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
Sociétés liées
| Entreprise privées | 16 |
|---|---|
AMSCO International, Inc.
 AMSCO International, Inc. Medical SpecialtiesHealth Technology Makes infection control, decontaminat | Health Technology |
Tularik, Inc.
 Tularik, Inc. Miscellaneous Commercial ServicesCommercial Services Engages in research and development in cancer and inflammatory disease treatments | Commercial Services |
Cumbre Pharmaceuticals, Inc.
Cumbre Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Discovers, develops, and markets anti-infective products | Health Technology |
NGM Biopharmaceuticals, Inc.
 NGM Biopharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that develops novel & life-changing medicines | Health Technology |
American Hospital Supply Corp.
 American Hospital Supply Corp. Pharmaceuticals: MajorHealth Technology Manufactures and sells lines of medical care products | Health Technology |
Sidley & Austin
 Sidley & Austin Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
XenoPort, Inc.
 XenoPort, Inc. Pharmaceuticals: MajorHealth Technology Engages in developing and commercializing of pharmaceutical products for the potential treatment of neurological disorders | Health Technology |
Cornell University
 Cornell University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Anacor Pharmaceuticals LLC
 Anacor Pharmaceuticals LLC Pharmaceuticals: MajorHealth Technology Operates as a bio pharmaceutical company | Health Technology |
The University of Chicago Booth School of Business
 The University of Chicago Booth School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Stanford Law School
 Stanford Law School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Flexus Biosciences, Inc.
Flexus Biosciences, Inc. BiotechnologyHealth Technology Provides cancer therapeutics through innovative apps | Health Technology |
Kallyope, Inc.
Kallyope, Inc. BiotechnologyHealth Technology Develops therapeutics for the treatment of migraine and neurological problems | Health Technology |
Rapt Therapeutics, Inc.
 Rapt Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops and commercializes oral small molecule therapies for patients | Health Technology |
Lyell Immunopharma, Inc.
 Lyell Immunopharma, Inc. BiotechnologyHealth Technology Develops cell-based immunotherapies for human diseases | Health Technology |
Lycia Therapeutics, Inc.
Lycia Therapeutics, Inc. BiotechnologyHealth Technology Operates as a biotechnology company that develops novel therapeutics to eliminate disease-causing extracellular proteins | Health Technology |
