Steve Kafka
InvestorFormer General Partner at S32 · Former Partner at Third Rock Ventures
Cambridge, Massachusetts
Writes $10K – $50K checks · typically $25K
Find your path to Steve
828 people in our graph can introduce you to Steve.
Each arrow is one introduction. Sign up to fill in the first one.
Ask John Keilty to introduce you to Steve
You →John · together at Thrive Earlier Detection Corp. (2019–2021) →Steve
Ask Jamie Chen to introduce you to Steve
You →Jamie · together at Thrive Earlier Detection Corp. →Steve
Ask Sam Okafor to introduce you to Steve
You →Sam · 2 people · together at Foundation Medicine →Steve
Sign up to find every way you can get introduced to Steve
- Your email: the people you already email who know Steve
- 2nd- and 3rd-degree connections: people you know who worked, studied or invested with Steve
- Your LinkedIn: the connections who can make the intro for you
We rank every route by how warm it is, so you raise on warm intros instead of cold emails.
Contact· published on Steve's own website
Experience
- Self-employedRetiredcurrent2026 — presentNew Hampshire, United States
- Appalachian Mountain ClubDirectorcurrent2026 — presentBoston, Massachusetts, United States
- S32General Partner2019 — 2026Greater Boston
- Thrive Earlier Detection Corp.Executive Chair2019 — 2021Cambridge, Massachusetts
- ArcherDX, Inc.Executive Chair2018 — 2020Boulder, CO
- Third Rock VenturesPartner2018 — 2019Greater Boston Area
- Relay TherapeuticsDirector2018 — 2019Cambridge MA
- Time off to play and recharge!My "Gap (Half-) Year"2018New England USA
- Foundation MedicinePresident & Chief Operating Officer2013 — 2018Cambridge, MA
- Aileron TherapeuticsCOO & CFO2009 — 2012Cambridge MA
- Infinity PharmaceuticalsVP, Finance2006 — 2009
- Millennium PharmaceuticalsSr Dir, Finance2003 — 2006
- Strategic Decisions GroupSenior Engagement Mgr2002 — 2003
- Forrester ResearchResearch Director1999 — 2002
- Strategic Decisions Group (SDG)Sr Engagement Mgr1996 — 1999
Skills & more
+8 more
ValuationCross-functional Team LeadershipManagement ConsultingForecastingFinancial AnalysisBusiness DevelopmentCompetitive AnalysisPharmaceutical IndustryFrom Steve's professional profile.
Investments
Investor
BigHat BiosciencesFunction OncologyGlympse BioImmuneIDROME TherapeuticsSatellite BioThrive Earlier Detection
Per curated public sources.
Frequently asked questions
- Who is Steve Kafka?
- General Partner at S32
- What check size does Steve Kafka write?
- Steve Kafka typically writes checks of $10K – $50K.
- What companies has Steve Kafka invested in?
- Investments tracked here include BigHat Biosciences, Function Oncology, Glympse Bio, ImmuneID, ROME Therapeutics, Satellite Bio, Thrive Earlier Detection.
- Where did Steve Kafka go to school?
- Steve Kafka studied at Harvard University (PhD, Political Economy & Government); Stanford University (AB, Economics & Political Science).
Same school
Also attended Harvard University2,000
+ 1,994 more
Also attended Stanford University2,000
+ 1,994 more
Shared employers
Also worked at Appalachian Mountain Club2
Also worked at Third Rock Ventures107
+ 101 more
Also worked at Relay Therapeutics17
+ 11 more
Also worked at Foundation Medicine14
+ 8 more




































