Jeff Holderness - Email & Phone Number

Director of Process Development at Obsidian Therapeutics

Jeff Holderness is based out of Nashua, New Hampshire, United States and works at Obsidian Therapeutics as Director of Process Development.

Jeff Holderness's Contact Information

Jeff Holderness's Work email

j*****@obsidi***.com

Valid

Latest update

November 1, 2025

Location

Nashua, New Hampshire, United States

Jeff's current employer

Obsidian Therapeutics

Description

Obsidian Therapeutics is using its proprietary cytoDRiVE® platform to harness the power of proteins to engineer precision medicines.

Website

obsidiantx.com

HQ Location

Cambridge, MA, United States

Number of employees

51-200

Industry

Biotechnology Research

Latest update

April 30, 2024

Read about Obsidian Therapeutics

Frequent questions about Jeff Holderness

What company is Jeff Holderness working for?

Jeff Holderness works for Obsidian Therapeutics.

What is Jeff Holderness's function at Obsidian Therapeutics?

Jeff Holderness is Director of Process Development at Obsidian Therapeutics.

Where is Jeff Holderness based?

Jeff Holderness is based out of Nashua, New Hampshire, United States.

What is Jeff Holderness's work email address?

Jeff Holderness's professional email address is j*****@obsidi***.com

Who are Jeff Holderness's co-workers?

Jeff Holderness's colleagues are Madan Jagasia, Paul Wotton, Parnian Zia-Amirhosseini, Parameswaran Hari, Chirag Khatiwala, Gabriel Helmlinger, Prakash Prabhakar, PhD, Gwen Wilmes, Kirsten Kester, James Kang, Nicole Hsu, Melanie Call, Nic Betts, Zarine McDaniel, Caroline Vallaster, Michelle Ols, Heather Boudreau, Mara Inniss, Jennifer Gori, Eric Gennell, Kathy Holewa, Gilles Lefebvre, Edna Vassilovski, Dhruv Sethi, Caroline Code, Elizabeth Reyon, Katie Aron, Christy Hennigan, Vy Le, Kerri-Lynn Sheahan, Hybitha Coleman, Raina Duan.

Jeff's co-workers

Madan Jagasia

Chief Executive Officer

Paul Wotton

Chief Executive Officer and Board Member

Parnian Zia-Amirhosseini

VP, Regulatory Affairs & QA

Parameswaran Hari

Chief Development Officer (CDO)

Chirag Khatiwala

Vice President - Process Development and Manufacturing

Gabriel Helmlinger

VP Clinical Pharmacology, Toxicology, Quantitative Sciences

Prakash Prabhakar, PhD

Vice President, Clinical Operations & Translational Early Clinical Development

Gwen Wilmes

Vice President, Analytical Development

Kirsten Kester

Senior Vice President, Business Development

James Kang

Vice President, Head of Intellectual Property

Nicole Hsu

Vice President Regulatory Affairs

Melanie Call

Senior Vice President, Program Planning & Development

Nic Betts

Vice President of IT and Facilities

Zarine McDaniel

Associate Director Supply Chain, Cell & Gene Therapy

Caroline Vallaster

Associate Director

Michelle Ols

Senior Director, Head of Cell Therapy

Heather Boudreau

Senior Director, Controller

Mara Inniss

Director

Jennifer Gori

Senior Director of Research and Development Strategic Planning and Operations

Eric Gennell

Director, Quality Assurance, Obsidian Therapeutics

Kathy Holewa

Senior Director Quality Assurance

Gilles Lefebvre

Scientific Director

Edna Vassilovski

Head of Intellectual Property

Dhruv Sethi

Director

Caroline Code

Director, Business Development

Elizabeth Reyon

Director of Program Management

Katie Aron

Director of Process Development

Christy Hennigan

Associate Director, Legal

Vy Le

Director of Analytical Development

Kerri-Lynn Sheahan

Associate Director, Discovery

Hybitha Coleman

Associate Director of External Manufacturing

Raina Duan

Head of Clinical Data Science

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