Walter Kowtoniuk - Email & Phone Number

Venture Partner at Third Rock Ventures

Walter Kowtoniuk is based out of Boston, Massachusetts, United States and works at Third Rock Ventures as Venture Partner.

Walter Kowtoniuk's Contact Information

Walter Kowtoniuk's Work email

w*****@thirdr***.com

Valid

Latest update

October 16, 2025

Location

Boston, Massachusetts, United States

Walter's current employer

Third Rock Ventures

Description

Third Rock Ventures is a leading healthcare venture firm focused on advancing disruptive areas of science and medicine to deliver breakth...

Website

thirdrockventures.com

HQ Location

Boston, MA, United States

Number of employees

51-200

Industry

Venture Capital And Private Equity Principals

Latest update

April 30, 2024

Read about Third Rock Ventures

Frequent questions about Walter Kowtoniuk

What company is Walter Kowtoniuk working for?

Walter Kowtoniuk works for Third Rock Ventures.

What is Walter Kowtoniuk's function at Third Rock Ventures?

Walter Kowtoniuk is Venture Partner at Third Rock Ventures.

Where is Walter Kowtoniuk based?

Walter Kowtoniuk is based out of Boston, Massachusetts, United States.

What is Walter Kowtoniuk's work email address?

Walter Kowtoniuk's professional email address is w*****@thirdr***.com

Who are Walter Kowtoniuk's co-workers?

Walter Kowtoniuk's colleagues are Julia Heffernan, Kevin Gillis, Kelli Berg, Tara Reagan, Craig Muir, Karina Chmielewski, Anne-Mari Paster, Sara DeAmicis, Kevin Munnelly, Terry Fang, Michael Pantoliano, Scott Frechette, Cynthia Clayton, Carol Speredelozzi, Justin Rubbo, Aremin Hacobian, Aaron Arvey, Ali Baker, Corey O'Keeffe, Angelo Severino, Jonathan Wilson, Ian Miller, Arnav Mehta, Chris Passmore, John Pandes, Maria Kousi, Erin Moore, Alan Ezekowitz, Laura Vitale, Neil Exter, Kelly Jackson, Amanda Chan, Nick Leschly, Aron Jaffe.

Walter's co-workers

Julia Heffernan

Communications Coordinator

Kevin Gillis

COO / Partner

Kelli Berg

Communications Coordinator

Tara Reagan

Vice President, Human Resources

Craig Muir

Partner and CTO

Karina Chmielewski

Vice President, Platform Operations

Senior Vice President Of Technology

Terry Fang

Head of Biology, NewCo

Michael Pantoliano

Biophysics and Lead Discovery Consultant

Scott Frechette

Director, Finance

Cynthia Clayton

Head of Communications

Carol Speredelozzi

Senior Director of Operations and Administration

Justin Rubbo

Director of Finance

Aremin Hacobian

Senior Director, Head of Organization Health & Development

Aaron Arvey

Director of Machine Learning

Ali Baker

Director, Talent & Portfolio Recruitment

Corey O'Keeffe

Associate Director, Communications & Investor Relations

Angelo Severino

Senior Executive Assistant and Office Manager

Entrepreneur In Residence

Chris Passmore

Talent & Portfolio Recruitment

John Pandes

Talent Acquisition Consultant - West Coast

Senior Executive Assistant

Neil Exter

Partner

Kelly Jackson

Strategy & Operations TRV Newco

Amanda Chan

Manager, Fund Accounting

Nick Leschly

Partner

Aron Jaffe

Entrepreneur-in-Residence

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