David R. Walt
InvestorFounderAdvisor at Illumina Ventures · Co-Founder at Protillion Biosciences · Founder at Sherlock Biosciences · Board director at Arbor Biotechnologies
Boston, Massachusetts
Writes $100K – $5M checks · typically $1.5M
FoundedProtillion BiosciencesSherlock BiosciencesArbor Biotechnologies
About
David R. Walt is the Hansjörg Wyss Professor of Bioinspired Engineering and a professor of Pathology at Harvard Medical School and Brigham and Women's Hospital, and a core faculty member of the Wyss Institute. He is the scientific founder of Illumina and Quanterix and co-founded several life science startups, pioneering microwell arrays for single-molecule detection.
Co-Founder at Protillion Biosciences
Intro paths
In turn, David can intro founders to Protillion Biosciences's investors below.
Protillion Biosciences's investors · 2
Co-founders at Protillion Biosciences


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Founder at Sherlock Biosciences
Intro paths
In turn, David can intro founders to Sherlock Biosciences's investors below.
Sherlock Biosciences's investors · 4
Co-founders at Sherlock Biosciences

Board director at Arbor Biotechnologies
Intro paths
In turn, David can intro founders to Arbor Biotechnologies's investors below.
Arbor Biotechnologies's investors · 5
Co-founders at Arbor Biotechnologies

Experience
- Protillion BiosciencesCo-Founder and Directorcurrent2022 — presentCalifornia
- VizgenCo-Founder and Directorcurrent2019 — presentCambridge, Massachusetts, United States
- Wyss Institute for Biologically Inspired EngineeringCore Facultycurrent2017 — present
- Harvard Medical SchoolHansjörg Wyss Professor of Biologically Inspired Engineeringcurrent2017 — present
- Harvard Medical SchoolHHMI Professorcurrent2008 — present
- Harvard UniversityHansjörg Wyss Professor of Biologically Inspired Engineeringcurrent2017 — present
- Brigham and Women's HospitalProfessor of Pathologycurrent2017 — present
- Arbor BiotechnologiesCo-Founder and Directorcurrent2016 — presentCambridge, Massachusetts, United States
- UltivueCo-Foundercurrent2014 — presentCambridge, Massachusetts, United States
- Gloucester Marine Genomics InstituteCo-Founder and Directorcurrent2013 — presentGloucester, Massachusetts, United States
- QuanterixScientific Founder and Director2007 — 2025Billerica, Massachusetts, United States
- Sherlock BiosciencesCo-Founder and Director2017 — 2024Watertown, Massachusetts, United States
- Tufts UniversityUniversity Professor1981 — 2017Medford, Massachusetts
- IlluminaScientific Founder and Director1998 — 2016San Diego, California, United States
Education
- University of MichiganBachelor of Science - BS, Chemistry
- Stony Brook UniversityDoctor of Philosophy (Ph.D.), Chemical Biology1976 — 1979
Skills & more
From David's professional profile.
Colleagues at Illumina Ventures
Network5
Investors connected to David in public investor directories — a warm-intro map.
Frequently asked questions
- Where does David R. Walt work?
- David R. Walt is Advisor at Illumina Ventures and Co-Founder at Protillion Biosciences and Founder at Sherlock Biosciences and Founder at Arbor Biotechnologies.
- What check size does David R. Walt write?
- David R. Walt typically writes checks of $100K – $5M.
- What companies did David R. Walt found?
- David R. Walt founded Protillion Biosciences, Sherlock Biosciences, Arbor Biotechnologies.
Founder mafias
University of Michigan mafia127
Also came through, then founded or led a company.
+ 120 more
Stony Brook University mafia15
Also came through, then founded or led a company.
+ 8 more
Illumina Ventures mafia4
Also came through, then founded or led a company.
Arbor Biotechnologies mafia2
Also came through, then founded or led a company.
Protillion Biosciences mafia2
Also came through, then founded or led a company.
Same school
Also attended University of Michigan487
+ 481 more
Also attended Stony Brook University50
+ 44 more
Shared employers
Also worked at Protillion Biosciences3
Also worked at Harvard Medical School162
+ 156 more
Also worked at Harvard University273
+ 267 more
Also worked at Brigham and Women's Hospital47
+ 41 more





















































