Where does David R. Walt work?

David R. Walt is Co-Founder of Protillion Biosciences and Advisor at Illumina Ventures and Co-founder at Sherlock Biosciences and Board director at Arbor Biotechnologies.

What check size does David R. Walt write?

David R. Walt typically writes checks of $100K – $5M.

Where did David R. Walt go to school?

David R. Walt studied at University of Michigan (Bachelor of Science - BS, Chemistry); Stony Brook University (Doctor of Philosophy (Ph.D.), Chemical Biology).

David R. Walt

InvestorFounder

Advisor 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 Biosciences Quanterix Sherlock Biosciences

Find your path to David

604 people in our graph share verified history with David — schools, employers, funds. One of them is your warm intro.

Issi RozenunlockedDavid: together at Sherlock Biosciences (2019–2022)

×2David: together at Harvard University

×4David: together at Harvard Medical School

×3David: together at Brigham and Women's Hospital

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

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Protillion Biosciences's investors · 2

ARCH Venture PartnersChicago · $50K – $250M checks · since 2022 Illumina VenturesFoster City · since 2022

Co-founders at Protillion Biosciences

Curtis LaytonCEO/Co-Founder

Will GreenleafCo-Founder

Founder at Sherlock Biosciences

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In turn, David can intro founders to Sherlock Biosciences's investors below.

Sherlock Biosciences's investors · 8

Catalio Capital ManagementNew York · since 2022 Catalio Capital Management, LPNew York Department of Agriculture (USDA)since 2023 Good Venturessince 2022 GV (Google Ventures)Mountain View · $250K – $50M checks · since 2022 Illumina VenturesFoster City · since 2022 Northpond VenturesBethesda · $100K – $5M checks · since 2022 Novalis LifeSciencesPortsmouth · since 2022

Co-founders at Sherlock Biosciences

Rahul DhandaExecutive Officer, Director

James CollinsDirector

Board director at Arbor Biotechnologies

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In turn, David can intro founders to Arbor Biotechnologies's investors below.

Arbor Biotechnologies's investors · 10

Ally Bridge GroupNew York · since 2021 ARCH Venture PartnersChicago · $50K – $250M checks · since 2021 Illumina VenturesFoster City · since 2021 Janus Henderson InvestorsNew York · since 2021 Ono Venture Investment, Inc.South San Francisco · since 2021 Section 32Palo Alto · since 2021 T. Rowe PriceBaltimore · since 2021 TCG CrossoverPalo Alto · since 2021 TemasekSingapore · since 2021 Third Rock VenturesBoston · $100K – $5M checks · since 2021

Co-founders at Arbor Biotechnologies

DAVID ARTHUR SCOTTExecutive Officer

WINSTON XIA YANExecutive Officer

FENG ZHANGDirector

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

Skills & more

Medical Diagnostics2Biotechnology13Genomics2Molecular Biology12Biochemistry12

From David's professional profile.

Colleagues at Illumina Ventures

Abhijit 'Ron' Mazumder, Ph.D.

Partner at Illumina Ventures

Abhijit "Ron" Mazumder

Partner at Illumina Ventures

Alexis Yongmei Ji

Partner at Illumina Ventures

Bill Rastetter

Advisor at Illumina Ventures

Bill Rastetter, Ph.D.

Advisor at Illumina Ventures

Charles Lin

Principal at Illumina Ventures

Charles White

Senior Associate at Illumina Ventures

Charles White, Ph.D.

Principal at Illumina Ventures

Network5

Adam Wieschhaus

Investor at GENERAL INCEPTION

Andrea Jackson

Partner at Northpond Ventures

Eric Lefkofsky

Entrepreneur & Philanthropist

Sean Kendall

Partner (Europe) at ARCH Venture Partners

Sharon Kedar

Co-Founder, Partner at Northpond Ventures

Investors connected to David in public investor directories — a warm-intro map.

Frequently asked questions

Who is David R. Walt?: 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.
Where does David R. Walt work?: David R. Walt is Co-Founder of Protillion Biosciences and Advisor at Illumina Ventures and Co-founder at Sherlock Biosciences and Board director 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, Quanterix, Sherlock Biosciences.
Where did David R. Walt go to school?: David R. Walt studied at University of Michigan (Bachelor of Science - BS, Chemistry); Stony Brook University (Doctor of Philosophy (Ph.D.), Chemical Biology).

Founder mafias

University of Michigan mafia338

Also came through, then founded or led a company.

Erik TorenbergBachelor of Arts (B.A.)Founded Villageglobal Eric LefkofskyFounded InnerWorkings +2 Chris VoigtBSEFounded Asimov +2 Val AgostinoB.S.E.Founded Monarch +2 Dillon ErbMaster of Architecture (M.Arch.)Founded Paperspace +2 Allan EvansPhDFounded BarrelRM ↗︎ +2

+ 331 more

Stony Brook University mafia49

Also came through, then founded or led a company.

Raymond YipInformation Systems EngineeringFounded Shopline +1 Daniel KivatinosBachelor of ScienceFounded loopfour +1 Gabe RuttnerBachelor of Engineering (B.E.)Founded Hatchet +1 Jordan GihaB.A.Founded Companyventures +1 Ben ParkerBiologyFounded Kronologic +1 Alex BardFounded Campaign Monitor

+ 42 more

Illumina Ventures mafia3

Also came through, then founded or led a company.

Bill WelchVenture PartnerFounded Trovagene David JohnsonEntrepreneur In ResidenceFounded GigaGen

Sherlock Biosciences mafia3

Also came through, then founded or led a company.

Issi RozenDirectorFounded Verve Therapeutics Rahul DhandaCo-founder, CEO & President at Sherlock BiosciencesFounded Syntis Bio

Ultivue mafia3

Also came through, then founded or led a company.

George EmanuelScientific Cofounder, VP & Portfolio Owner, InstrumentsFounded Vizgen Jiang HeScientific Cofounder, VP & Portfolio Owner, Reagents & Scientific AffairsFounded Vizgen

Same school

Also attended University of Michigan811

Erik TorenbergGeneral Partner at Andreessen Horowitz; founder of Turpentine Glen AndersonPartner at Monta Vista Capital Alexandra FarmerPrincipal at Intel Capital, North America Scott ShawChief of Staff at Intel Capital Zach PoleyPartner and Chief Technology Officer at Clear Ventures Tom DanilekPartner, Rise of the Rest Real Estate at Revolution

+ 805 more

Also attended Stony Brook University89

Mojca SkoberneEntrepreneur in Residence at GV (Google Ventures)Alex BardManaging Director at Redpoint Ventures Konstantinos AprilakisPartner at Deerfield Management Company David WhittakerVenture Partner at Elm Street Ventures Jeffrey SachsAdvisor at Windham Capital Partners Brittany MartorellaExecutive Assistant at Level Equity

+ 83 more

Shared employers

Also worked at Protillion Biosciences3

Sean KendallPartner (Europe) at ARCH Venture Partners Reetika Bhardwaj, PhDPrincipal at Dolby Family Ventures Reetika BhardwajAssociate at ARCH Venture Partners

Also worked at Harvard Medical School273

Logan HilleLife Sciences Analyst at CincyTech Ankit GuptaGeneral Partner at Y Combinator David MollerInvestor at Third Rock Ventures Samuel ArbesmanVenture Partner at Lux Capital Zach CollinsPartner at Mission Biocapital Alexi Nazem, MDGeneral Partner at AlleyCorp

+ 267 more

Also worked at Harvard University423

Nathan BlecharczykCo-founder & CSO of Airbnb Ryan SheaCo-founder of Blockstack (Stacks)Rachel HansenInvestor at Index Ventures Dave MunichielloInvestor at GV (Google Ventures)Nicole GaudelliEntrepreneur in Residence at GV (Google Ventures)Logan HilleLife Sciences Analyst at CincyTech

+ 417 more

Also worked at Brigham and Women's Hospital78

Nathan BlecharczykCo-founder & CSO of Airbnb Anthony PhilippakisInvestor at GV (Google Ventures)Nasra MohamedInvestor at Third Rock Ventures Alexi Nazem, MDGeneral Partner at AlleyCorp David Rosenthal, MDVenture Partner at AlleyCorp Christiana BardonManaging Partner of MPM BioImpact, leading the firm's public market investing

+ 72 more