Fundraising Fox
/People
Sign in

Geoffrey von Maltzahn

InvestorFounder

General Partner at Flagship Pioneering · Board director at Sana Biotechnology · Founder at Tessera

Cambridge, Massachusetts

Writes $500K – $15M checks · typically $7M

FoundedTessera

Find your path to Geoffrey

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

Noubar AfeyanunlockedGeoffrey: together at Indigo (2024–2025)
Geoffrey: together at Cobalt Biomedicine, Inc.
×2Geoffrey: together at Indigo
Geoffrey: together at Axcella Health

About

Geoffrey von Maltzahn pioneers AI-driven generative biology to design entirely new DNA- and protein-based medicines, combining his general partner/serial founding CEO role with automated science factories and founder training.

Invests in

AgTechAI & Machine LearningBiotechClimate TechFoodTechHealthtech

Board director at Sana Biotechnology

Intro paths

→

In turn, Geoffrey can intro founders to Sana Biotechnology's investors below.

Sana Biotechnology's investors · 8

American Family VenturesBoston · $250K – $10M checksARCH Venture PartnersChicago · $50K – $250M checks · since 2018F-Prime CapitalCambridge · $3M – $10M checksFlagship PioneeringCambridge · $500K – $10M checks · since 2018Innovating CapitalNew York · $10K – $3M checksJDRF T1D FundBostonManta Ray VenturesLondonOUP (Osage University Partners)Bala Cynwyd · $1M – $20M checks

Co-founders at Sana Biotechnology

RMRichard Mulligan
Richard MulliganDirector
HBHans Bishop
Hans BishopDirector

Founder at Tessera

Intro paths

→

In turn, Geoffrey can intro founders to Tessera's investors below.

Tessera's investors · 11

Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2026Artis VenturesSan Francisco · $50K – $25M checksFlagship PioneeringCambridge · $500K – $10M checksFoundation CapitalSan Francisco · $250K – $15M checks · since 2026March Capital PartnersSanta MonicaMyriad Venture Partnerssince 2026OMX VenturesLincolnshireOsage University PartnersBala Cynwyd · since 2026SoftBank Vision FundLondonSolari CapitalNew YorkToba CapitalIrvine · $1M – $10M checks

Experience

  1. Lila SciencesCo-Founder, Chief Executive Officercurrent2022 — present
  2. Flagship PioneeringGeneral Partnercurrent2009 — presentCambridge, MA
  3. Quotient TherapeuticsFounding CEO, Chaircurrent2022 — presentCambridge, Massachusetts, United States
  4. Tessera TherapeuticsFounding CEO, Chairman of Boardcurrent2018 — presentCambridge, Massachusetts
  5. Generate Biomedicines, Inc.Founding CEO, Board membercurrent2017 — presentCambridge, Massachusetts
  6. IndigoFounding CEO, Chief Innovation Officer, and Board Membercurrent2013 — presentCambridge, MA
  7. Sana Biotechnology, Inc.Co-Founder and Board Membercurrent2018 — presentCambridge, MA, Seattle, WA, San Francisco, CA
  8. Cobalt Biomedicine, Inc.Founding CEO and Board Membercurrent2016 — presentCambridge, MA
  9. Kaleido BiosciencesFounding CEO and Board Membercurrent2015 — presentCambridge, MA
  10. Seres TherapeuticsCo-Founder, CTO (2010-2012)current2010 — presentCambridge, MA
  11. Axcella HealthCo-Founder, VP Discovery (2009-2013)current2009 — presentCambridge, MA
  12. Sienna BiopharmaceuticalsCo-Founder2009 — 2016
  13. Nanopartz Inc.Co-Founder2007 — 2009

Skills & more

Lifesciences54Biotechnology99Start-ups99Molecular Biology98Entrepreneurship52Biomedical Engineering31Life Sciences61Biochemistry29Nanotechnology20Genomics30Commercialization22R&D21
+6 moreMicrobiologyMicrobiomeNutritionBioinformaticsDrug DiscoveryResearch and Development (R&D)

From Geoffrey's professional profile.

Deals · 1

Sana BiotechnologyBoard seat

via Flagship Pioneering · filed Jun 2020 · $45.9M raise

Attribution from SEC filings, press coverage, and firm rosters.

Colleagues at Flagship Pioneering

Avak Kahvejian
General Partner at Flagship Pioneering
Ignacio Martinez
General Partner at Flagship Pioneering
Jack Nolan
Director, Strategy & Operations at Charlesbank Capital Partners
Karim Lakhani
Investor at Blue Tulip Ventures
Noubar Afeyan
Investor at Flagship Pioneering
Yvonne Hao
MA Secretary of Economic Development & Founding Pillar at Pillar VC

Network1

Avak Kahvejian
General Partner at Flagship Pioneering

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

Frequently asked questions

Who is Geoffrey von Maltzahn?
Geoffrey von Maltzahn pioneers AI-driven generative biology to design entirely new DNA- and protein-based medicines, combining his general partner/serial founding CEO role with automated science factories and founder training.
Where does Geoffrey von Maltzahn work?
Geoffrey von Maltzahn is Founder of Tessera and General Partner at Flagship Pioneering and Board director at Sana Biotechnology.
What does Geoffrey von Maltzahn invest in?
Geoffrey von Maltzahn invests in AgTech, AI & Machine Learning, Biotech, Climate Tech, FoodTech, Healthtech.
What check size does Geoffrey von Maltzahn write?
Geoffrey von Maltzahn typically writes checks of $500K – $15M.
What companies did Geoffrey von Maltzahn found?
Geoffrey von Maltzahn founded Tessera.
What boards does Geoffrey von Maltzahn sit on?
Geoffrey von Maltzahn holds tracked board seats at Sana Biotechnology.
Where did Geoffrey von Maltzahn go to school?
Geoffrey von Maltzahn studied at Massachusetts Institute of Technology (PhD, Biomedical Engineering); University of California, San Francisco (MS, Bioengineering); Massachusetts Institute of Technology (SB, Chemical Engineering).

Founder mafias

Same school

Shared employers