Fundraising Fox

Karl Handelsman

Investor

Founder and Managing Partner at Codon Capital · SPARK Selection Committee at Stanford University · Board director at Bonum Therapeutics

San Francisco, California

Writes $100K – $5M checks · typically $1.5M

Find your path to Karl

1,637 people in our graph share verified history with Karl — schools, employers, funds. One of them is your warm intro.

Deep NisharunlockedKarl: together at Stanford University (2015–2018)
×6Karl: together at Stanford University
Karl: together at Boston University
Karl: together at MIT Sloan School of Management

About

Karl Handelsman is founder and managing partner of Codon Capital, where he invests in early-stage pre-clinical therapeutics and synthetic biology companies. His investment portfolio includes multiple companies that achieved acquisitions or IPOs within 18 months of founding. His experience spans biotech company formation and early-stage investing.

Board director at Bonum Therapeutics

Intro paths

→

In turn, Karl can intro founders to Bonum Therapeutics's investors below.

Bonum Therapeutics's investors · 6

3x5 PartnersPortlandCodon CapitalSan FranciscoDigitalis VenturesNew York · $100K – $10M checksRiverVest Venture PartnersSt. Louis · $500K – $3M checks · since 2026Roche Venture FundBasel · $648K – $3.2M checksVivo CapitalPalo Alto · $10M – $50M checks

Co-founders at Bonum Therapeutics

JMJohn Mulligan
John MulliganExecutive Officer, Director, Promoter

Experience

  1. Codon CapitalFounder & Investorcurrent2013 — presentSan Francisco Bay Area- home base
  2. UCSFCatalyst Advisory Panelcurrent2013 — presentSan Francisco Bay Area
  3. UCSFLean Launchpad for Therapeutics/Tools Instructor2013 — 2016UCSF
  4. Stanford UniversitySPARK Selection Committeecurrent2013 — presentPalo Alto, CA
  5. Life Science AngelsMember2014 — 2025San Francisco Bay Area
  6. GenentechSenior Advisor, Roche Venture Fund2016 — 2021South San Francisco CA
  7. California Inst. for Regenerative MedicineMentor2013 — 2016San Francisco Bay Area
  8. CMEA CapitalGeneral Partner Emeritus2013 — 2014San Francisco Bay Area
  9. CMEA CapitalManaging Director/General Partner1999 — 2013San Francisco Bay Area
  10. Millennium PharmaceuticalsDirector, Business Development1996 — 1997Cambridge, MA
  11. TularikManager, Business Development1992 — 1996South San Francisco, CA

Skills & more

Strategy22Strategic Planning11Relationship Building5Biotechnology99Entrepreneurship99Venture Capital99Start-ups77Commercialization70Lifesciences61Corporate Development43Life Sciences62Pharmaceutical Industry37
+12 moreMergers & AcquisitionsTechnology TransferBusiness DevelopmentPrivate EquityStrategic PartnershipsDue DiligenceDrug DiscoveryDrug DevelopmentAngel InvestingStart-up VenturesCapital RaisingVenture Financing

From Karl's professional profile.

Frequently asked questions

Who is Karl Handelsman?
Karl Handelsman is founder and managing partner of Codon Capital, where he invests in early-stage pre-clinical therapeutics and synthetic biology companies. His investment portfolio includes multiple companies that achieved acquisitions or IPOs within 18 months of founding. His experience spans biotech company formation and early-stage investing.
Where does Karl Handelsman work?
Karl Handelsman is Founder and Managing Partner at Codon Capital and Board director at Bonum Therapeutics.
What check size does Karl Handelsman write?
Karl Handelsman typically writes checks of $100K – $5M.
Where did Karl Handelsman go to school?
Karl Handelsman studied at MIT Sloan School of Management (Master of Business Administration (MBA), Business Administration and Management); Harvard Medical School (Master of Science (M.S.), Genetics); Boston University (Bachelor of Arts (B.A.), Biology).

Same school

Also attended MIT Sloan School of Management774

Doug LeonePartner at Sequoia Capital; former Global Managing PartnerHemant TanejaCEO & Managing Director of General CatalystBrad FeldCo-founder of Foundry and TechstarsChris MorrisProcess Specialist, Exit Readiness at Mayfair Equity PartnersBirgitteInvestor at InvestinorOlaInvestor at Investinor

+ 768 more

Also attended Harvard Medical School246

Niko BonatsosFounder and Managing Partner of VerdictAnthony PhilippakisInvestor at GV (Google Ventures)Ben RobbinsInvestor at GV (Google Ventures)David ReshefInvestor at GV (Google Ventures)Krishna YeshwantInvestor at GV (Google Ventures)Morgan CheathamPartner and Head of Healthcare and Life Sciences at Breyer Capital

+ 240 more

Also attended Boston University419

Aydin SenkutFounder & Managing Partner at FelicisVinnie LauriaFounding Partner at Golden Gate VenturesJeff GrammerPartner at Rho VenturesGil GorenPartner at 83NorthJames LindenbaumCo-founder at HeavybitDave BiscegliaVenture Partner at Founder Collective

+ 413 more

Shared employers

Also worked at UCSF143

Logan HilleLife Sciences Analyst at CincyTechPaul JennyBoard Chair at CincyTechFrancisco GimenezInvestment Team at 8VCUlrik B. NielsenGeneral Partner at Mission BiocapitalHani GoodarziFounder, Tahoe Therapeutics at Amplify PartnersCharles White, Ph.D.Principal at Illumina Ventures

+ 137 more

Also worked at Life Science Angels18

John Kojiro MoriwakaVenture Partner - Japan at Mendoza VenturesAnne DeGheestMentor Capitalist, Investor & Corporate Advisor at Joyance PartnersLeung KwokInvestor at Sand Hill AngelsMary GuanInvestor at Sand Hill AngelsMin Joo KimAssociate at AbingworthGary GershonyFounding General Partner at BayMed Venture Partners

+ 12 more

Also worked at Genentech174

David SchenkeinInvestor at GV (Google Ventures)Karthik ArdhanareeswaranInvestor at GV (Google Ventures)Marco PrunottoInvestor at MedicxiLogan HilleLife Sciences Analyst at CincyTechJosephine ChenInvestor at Sequoia CapitalAbbie CelnikerInvestor at Third Rock Ventures

+ 168 more

Also worked at Millennium Pharmaceuticals31

David SchenkeinInvestor at GV (Google Ventures)Kevin MunnellyInvestor at Third Rock VenturesJohn KeiltyVenture Partner at Third Rock VenturesKevin GillisPartner and Chief Operating Officer at Third Rock VenturesNeil ExterRetired Partner at Third Rock VenturesRobert TepperPartner and co-founder of Third Rock Ventures

+ 25 more