John D. Lister

Chief Administrative Officer at BILLIONTOONE, INC.

51 year

Commercial Services

Health Technology

Consumer Services

Profile

John D.
Lister is currently Co-Managing Director at DexCom Deutschland GmbH, a Member of The State Bar of California, and Chief Administrative Officer at BillionToOne, Inc. since 2025.
Former positions include Attorney at Fenwick & West LLP from 2004 to 2008 and Senior Vice President & General Counsel at DexCom, Inc. from 2014 to 2015.
Education includes undergraduate studies at Claremont McKenna College and graduate studies at the University of San Francisco.

John D. Lister active positions

Companies	Position	Start
BILLIONTOONE, INC.	Chief Administrative Officer	2025-06-30
The State Bar of California The State Bar of California Miscellaneous Commercial ServicesCommercial Services Operates as a official attorney licensing agency	Corporate Officer/Principal	2009-06-11
DexCom Deutschland GmbH DexCom Deutschland GmbH Medical SpecialtiesHealth Technology Develops and distributes glucose tracking monitor devices	Chief Executive Officer	-

All active positions of John D. Lister

Former positions of John D. Lister

Companies	Position	End
Fenwick & West LLP Fenwick & West LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services	Corporate Officer/Principal	-
DEXCOM, INC.	General Counsel	-

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Linked companies

Private companies	7
Fenwick & West LLP Fenwick & West LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services	Commercial Services
DexCom, Inc. DexCom, Inc. Medical SpecialtiesHealth Technology Designs, develops and commercializes continuous glucose monitoring systems for management of diabetes & metabolic health by patients, caregivers and clinicians	Health Technology
Claremont McKenna College Claremont McKenna College Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
University of San Francisco University of San Francisco Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
The State Bar of California The State Bar of California Miscellaneous Commercial ServicesCommercial Services Operates as a official attorney licensing agency	Commercial Services
BillionToOne, Inc. BillionToOne, Inc. Medical/Nursing ServicesHealth Services Operates as a precision diagnostics company that quantifies biology to create molecular diagnostics	Health Services
DexCom Deutschland GmbH DexCom Deutschland GmbH Medical SpecialtiesHealth Technology Develops and distributes glucose tracking monitor devices	Health Technology