Where does Peter Kolchinsky work?

Peter Kolchinsky is Managing Partner at RA Capital.

What check size does Peter Kolchinsky write?

Peter Kolchinsky typically writes checks of $100K – $5M.

What boards does Peter Kolchinsky sit on?

Peter Kolchinsky holds tracked board seats at Antera Therapeutics, Ars Pharma, Calimmune, Freenome Holdings, G1 Therapeutics, Icosavax, Lantos Technologies, Nature's Toolbox, Sojournix, Vaxess Technologies, Inc..

Where did Peter Kolchinsky go to school?

Peter Kolchinsky studied at Harvard University (Doctor of Philosophy (Ph.D.), Virology); Cornell University (Bachelor of Arts (B.A.), Biological Sciences).

Peter Kolchinsky

Investor

Managing Partner at RA Capital

Boston, Massachusetts

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

Contact· published on Peter's own website

p•••@racap.comreveal

Experience

RA Capital ManagementManaging Partnercurrent2001 — presentBoston, MA
No Patient Left BehindSteering Committee Membercurrent2020 — present
National Academy of SciencesBoard Member, Board on Global Science and Technology2009 — 2012

Deals · 11

Nature's ToolboxBoard seat

via RA Capital · filed May 2025 · $15M raise

Vaxess Technologies, Inc.Board seat

via RA Capital · filed Feb 2025 · $10M raise

Freenome HoldingsBoard seat

via RA Capital · filed Dec 2021 · $300M raise

Ars PharmaBoard seat

via RA Capital · filed Sep 2021 · $55M raise

IcosavaxBoard seat

via RA Capital · filed Apr 2021 · $99.7M raise

SojournixBoard seat

via RA Capital · filed Nov 2018 · $44M raise

Antera TherapeuticsBoard seat

via RA Capital · filed Sep 2017 · $3.1M raise

Lantos TechnologiesBoard seat

via RA Capital · filed Aug 2017 · $3M raise

G1 TherapeuticsBoard seat

via RA Capital · filed Jul 2016 · $50M raise

CalimmuneBoard seat

via RA Capital · filed May 2015 · $16M raise

Wave Life SciencesBoard seat

via RA Capital · filed Feb 2015 · $11.8M raise

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

Colleagues at RA Capital

Abigail Schmitz

Senior Associate, Corporate Development at RA Capital

Adam Kaye

Senior Managing Director and Partner, Structured Capital at RA Capital

Adrian Bot

Venture Partner at RA Capital

Albert Kim

Advisor at RA Capital

Alex Miller

Senior Associate, Venture at RA Capital

Alex Zhang

Vice President, Structured Capital at RA Capital

Alison Tisdale

Advisor at RA Capital

Alyssa Larson

Investor at RA Capital

Network2

Bill Gates

Co-founder of Microsoft; Chair of the Gates Foundation

Amir Nashat

Entrepreneur partner at Polaris Partners focused on healthcare investing and portfolio company executive roles

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

Frequently asked questions

Who is Peter Kolchinsky?: Managing Partner at RA Capital
Where does Peter Kolchinsky work?: Peter Kolchinsky is Managing Partner at RA Capital.
What check size does Peter Kolchinsky write?: Peter Kolchinsky typically writes checks of $100K – $5M.
What boards does Peter Kolchinsky sit on?: Peter Kolchinsky holds tracked board seats at Antera Therapeutics, Ars Pharma, Calimmune, Freenome Holdings, G1 Therapeutics, Icosavax, Lantos Technologies, Nature's Toolbox, Sojournix, Vaxess Technologies, Inc..
Where did Peter Kolchinsky go to school?: Peter Kolchinsky studied at Harvard University (Doctor of Philosophy (Ph.D.), Virology); Cornell University (Bachelor of Arts (B.A.), Biological Sciences).