Charles York

Chief Executive Officer at MERSANA THERAPEUTICS

49 year

Health Technology

Consumer Services

Electronic Technology

Profile

Charles N.
York is currently President, CEO, COO, CFO, and Director at Mersana Therapeutics, Inc. since 2026.
He is also Chief Operating & Financial Officer at DOT Therapeutics-2, Inc. and Day One Biopharmaceuticals, Inc., both positions held since 2021.
Formerly, Mr. York was Controller at Astrotech Corp.
from 2009 to 2012.
From 2015 to 2021, served as Chief Financial Officer, Secretary, and VP at Spyre Therapeutics, Inc. Education includes an undergraduate degree from the University of Connecticut in 1999 and an MBA from McCombs School of Business in 2006.

Charles York active positions

Companies	Position	Start
DAY ONE BIOPHARMACEUTICALS, INC.	Director of Finance/CFO	2021-01-31
MERSANA THERAPEUTICS	Chief Executive Officer	2026-01-05
DOT Therapeutics-2, Inc. DOT Therapeutics-2, Inc. Pharmaceuticals: MajorHealth Technology Develops cancer drugs	Director of Finance/CFO	2021-02-16

All active positions of Charles York

Former positions of Charles York

Companies	Position	End
SPYRE THERAPEUTICS, INC.	Director of Finance/CFO	2021-02-11
ASTROTECH CORPORATION	Comptroller/Controller/Auditor	2012-07-31

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Linked companies

Private companies	7
Astrotech Corp. Astrotech Corp. Aerospace & DefenseElectronic Technology Develops, manufactures and sells trace detectors	Electronic Technology
Mersana Therapeutics, Inc. Mersana Therapeutics, Inc. BiotechnologyHealth Technology Develops and manufactures antibody drug conjugates to improve patient outcomes in multiple oncology indications	Health Technology
Spyre Therapeutics, Inc. Spyre Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Operates as a clinical-stage biotechnology company	Health Technology
University of Connecticut University of Connecticut Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
McCombs School of Business McCombs School of Business Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
DOT Therapeutics-2, Inc. DOT Therapeutics-2, Inc. Pharmaceuticals: MajorHealth Technology Develops cancer drugs	Health Technology
Day One Biopharmaceuticals, Inc. Day One Biopharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Operates as clinical-stage biopharmaceutical company which develops and commercializes targeted therapies for cancers	Health Technology