![John Smither](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
John Smither
Director of Finance/CFO at
MBX BIOSCIENCES, INC.
Net worth: 353 748 $ as of 30/06/2026
Profile
John William Smither is currently Independent Director at Genelux Corp.
since 2023, Independent Non-Executive Director at NewAmsterdam Pharma Co. NV since 2023, Director at eFFECTOR Therapeutics Operations, Inc. since 2018, Independent Director at Attovia Therapeutics, Inc. starting 2026, Chief Financial Officer at MBX Biosciences, Inc. starting 2026, and a Member of The American Institute of Certified Public Accountants, Financial Executives International, and California Society of Certified Public Accountants.
Former positions include Independent Director at Achaogen, Inc. from 2013 to 2020, Independent Director at Principia Biopharma, Inc. in 2019, Director at Dompe Biotec SpA, Independent Director at eFFECTOR Therapeutics, Inc. from 2018 to 2023, Independent Director at Applied Molecular Transport, Inc. from 2022 to 2023, Vice President-Finance & Administration at Amgen, Inc. from 2001 to 2004, Chief Financial Officer at Kythera Biopharmaceuticals LLC from 2007 to 2015, Audit Partner at Ernst & Young LLP (Missouri), Chief Financial Officer at Amgen Europe BV from 2001 to 2004, Chief Financial Officer at Kite Pharma, Inc. from 2017 to 2018, Chief Financial Officer at Unity Biotechnology, Inc. from 2016 to 2017, Chief Financial Officer at Sienna Biopharmaceuticals, Inc. from 2016 to 2017 and again from 2018 to 2019, Chief Financial Officer at Arcutis Biotherapeutics, Inc. from 2019 to 2021 and from 2023 to 2024.
Education includes undergraduate studies at California State University-Los Angeles.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
GENELUX CORP. 0.2% | 01/07/2026 | 91,403 ( 0.2% ) | 275 123 $ | 30/06/2026 |
| 15/04/2026 | 2,320 ( 0% ) | 78 625 $ | 30/06/2026 |
John Smither active positions
| Companies | Position | Start |
|---|---|---|
| FRAZIER LIFESCIENCES ACQUISITION CORPORATION | Director/Board Member | 01/01/2023 |
| GENELUX CORPORATION | Director/Board Member | 11/09/2023 |
| MBX BIOSCIENCES, INC. | Director of Finance/CFO | 01/03/2026 |
eFFECTOR Therapeutics Operations, Inc.
 eFFECTOR Therapeutics Operations, Inc. BiotechnologyHealth Technology Operates a clinical-stage biopharmaceutical company that develops oncology drugs | Director/Board Member | 23/03/2018 |
Financial Executives International
 Financial Executives International Miscellaneous Commercial ServicesCommercial Services Operates association for treasurers, controllers, tax executives, and others in financial services | Corporate Officer/Principal | - |
California Society of Certified Public Accountants
 California Society of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services The California Society of Certified Public Accountants (CalCPA) serves current, past, and future CPAs and accounting professionals by offering continuing professional education, networking, career development, health programs, and professional protection. The non-profit company is based in Redwood City, CA. CalCPA supports CPA licensure and education with guidance on exam requirements, licensing steps, renewal processes, regulatory review courses, livestreams, and resources for licensing questions. The organization administers the AICPA peer review program for firms, provides directories and compliance support, and promotes financial empowerment and literacy through community outreach, educational presentations in schools, volunteer resources, and disaster victim counseling. CalCPA publishes the "California CPA Magazine," hosts conferences and virtual events on topics such as estate planning, AI, and crypto asset accounting, and offers advertising and sponsorship opportunities. It operates affiliated nonprofit entities that provide educational resources and professional development, and maintains transparency through published bylaws, financial statements, and policies. | Corporate Officer/Principal | - |
The American Institute of Certified Public Accountants
 The American Institute of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services Association of accountants | Corporate Officer/Principal | - |
Attovia Therapeutics
 Attovia Therapeutics BiotechnologyHealth Technology Operates as a clinical stage biotechnology company that researches & develops therapeutic products in the fields of immune-mediated diseases | Director/Board Member | 01/07/2026 |
Former positions of John Smither
| Companies | Position | End |
|---|---|---|
| ARCUTIS BIOTHERAPEUTICS, INC. | Director of Finance/CFO | 10/04/2024 |
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Training of John Smither
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
59
1st degree connections
22
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 22 |
|---|---|
Amgen, Inc.
 Amgen, Inc. BiotechnologyHealth Technology Discovers, develops, manufactures and delivers human therapeutics | Health Technology |
Genelux Corp.
 Genelux Corp. Pharmaceuticals: MajorHealth Technology Manufactures and markets drugs and virus strains solutions | Health Technology |
Achaogen, Inc.
 Achaogen, Inc. Pharmaceuticals: MajorHealth Technology Operates as a a biopharmaceutical company, which engages in the research, development, and commercialization of antibacterial treatments for multi-drug resistant (MDR) gram-negative infections | Health Technology |
Kythera Biopharmaceuticals LLC
 Kythera Biopharmaceuticals LLC Pharmaceuticals: MajorHealth Technology Develops and commercializes novel dermatology prescription drugs | Health Technology |
Principia Biopharma, Inc.
 Principia Biopharma, Inc. Pharmaceuticals: MajorHealth Technology Operates as a R&D driven and AI-powered biopharma company | Health Technology |
Ernst & Young LLP (Missouri)
 Ernst & Young LLP (Missouri) Miscellaneous Commercial ServicesCommercial Services Provides accounting, audit, tax and business consulting services | Commercial Services |
The American Institute of Certified Public Accountants
The American Institute of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services Association of accountants | Commercial Services |
California State University-Los Angeles
 California State University-Los Angeles Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Financial Executives International
Financial Executives International Miscellaneous Commercial ServicesCommercial Services Operates association for treasurers, controllers, tax executives, and others in financial services | Commercial Services |
California Society of Certified Public Accountants
California Society of Certified Public Accountants Miscellaneous Commercial ServicesCommercial Services The California Society of Certified Public Accountants (CalCPA) serves current, past, and future CPAs and accounting professionals by offering continuing professional education, networking, career development, health programs, and professional protection. The non-profit company is based in Redwood City, CA. CalCPA supports CPA licensure and education with guidance on exam requirements, licensing steps, renewal processes, regulatory review courses, livestreams, and resources for licensing questions. The organization administers the AICPA peer review program for firms, provides directories and compliance support, and promotes financial empowerment and literacy through community outreach, educational presentations in schools, volunteer resources, and disaster victim counseling. CalCPA publishes the "California CPA Magazine," hosts conferences and virtual events on topics such as estate planning, AI, and crypto asset accounting, and offers advertising and sponsorship opportunities. It operates affiliated nonprofit entities that provide educational resources and professional development, and maintains transparency through published bylaws, financial statements, and policies. | Commercial Services |
Dompe Biotec SpA
 Dompe Biotec SpA Pharmaceuticals: MajorHealth Technology Manufactures biotechnological drugs | Health Technology |
Amgen Europe BV
 Amgen Europe BV Medical DistributorsDistribution Services Wholesales pharmaceutical products | Distribution Services |
Kite Pharma, Inc.
 Kite Pharma, Inc. Pharmaceuticals: MajorHealth Technology Operates as a clinical stage biotechnology company which engages in the development of novel cancer immunotherapeutic products | Health Technology |
eFFECTOR Therapeutics Operations, Inc.
eFFECTOR Therapeutics Operations, Inc. BiotechnologyHealth Technology Operates a clinical-stage biopharmaceutical company that develops oncology drugs | Health Technology |
Unity Biotechnology, Inc.
 Unity Biotechnology, Inc. BiotechnologyHealth Technology Engages in the research and development of therapeutics to extend the human healthspan | Health Technology |
Sienna Biopharmaceuticals, Inc.
 Sienna Biopharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that develops and manufactures drugs for treating inflammatory skin disorders | Health Technology |
Applied Molecular Transport, Inc.
 Applied Molecular Transport, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a clinical-stage biopharmaceutical company that designs and develops novel oral biologic products | Commercial Services |
Arcutis Biotherapeutics, Inc.
 Arcutis Biotherapeutics, Inc. Pharmaceuticals: MajorHealth Technology Operates as an immunodermatology drug development company | Health Technology |
MBX Biosciences, Inc.
 MBX Biosciences, Inc. BiotechnologyHealth Technology Operates as a clinical-stage biopharmaceutical company focused on discovery and development of novel precision peptide therapies for endocrine & metabolic disorders | Health Technology |
eFFECTOR Therapeutics, Inc.
 eFFECTOR Therapeutics, Inc. BiotechnologyHealth Technology Operates as a oncology company which develops therapies for cancer | Health Technology |
NewAmsterdam Pharma Co. NV
 NewAmsterdam Pharma Co. NV Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company that researches, develops, manufactures and commercializes transformative therapies for cardio-metabolic diseases | Health Technology |
Attovia Therapeutics
Attovia Therapeutics BiotechnologyHealth Technology Operates as a clinical stage biotechnology company that researches & develops therapeutic products in the fields of immune-mediated diseases | Health Technology |
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