James Ernst - Email & Phone Number

Vice President, Development Sciences, Head of Protein Sciences & Technology at Xencor

James Ernst is based out of South San Francisco, California, United States and works at Xencor as Vice President, Development Sciences, Head of Protein Sciences & Technology.

James Ernst's Contact Information

James Ernst's Work email

j*****@xenco***.com

Valid

Latest update

September 16, 2025

Location

South San Francisco, California, United States

James's current employer

Xencor

Description

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Website

xencor.com

HQ Location

Monrovia, CA, United States

Number of employees

201-500

Industry

Biotechnology Research

Latest update

April 30, 2024

Read about Xencor

Frequent questions about James Ernst

What company is James Ernst working for?

James Ernst works for Xencor.

What is James Ernst's function at Xencor?

James Ernst is Vice President, Development Sciences, Head of Protein Sciences & Technology at Xencor.

Where is James Ernst based?

James Ernst is based out of South San Francisco, California, United States.

What is James Ernst's work email address?

James Ernst's professional email address is j*****@xenco***.com

Who are James Ernst's co-workers?

James Ernst's colleagues are Bassil Dahiyat, Raphael Clynes, Robin Silva, Jade Brown, Joyce Morrison, David Szymkowski, Kirk Rosemark, Sophie Visonneau, David Liebowitz, Stewart Hallett, Norman Barlow, Diego Villarreal-Alejandre, Celia Eckert, Greg LaBelle, Eric Kowack, John Kuch, Frances Bahjat, Jeremy Grunstein, Jennifer Sandoz, Debra Zack, Theresa Sloma, Kate Lee, James Wieler, Julie Casciani, Meenu Gupta, Greg Lippert, Andrew Brock, Alex Nisthal, Ying Ding, Kelly Tindel, Brad Hayes, Melissa Long, Barrett Ainsworth, Pamela Boltz.

James's co-workers

Bassil Dahiyat

CEO

Raphael Clynes

Vice President Translational Biology

Robin Silva

Vice President of Intellectual Property

Jade Brown

VP BD

Joyce Morrison

Vice President, Intellectual Property

David Szymkowski

Vice President, Preclinical Operations

Kirk Rosemark

Vice President, Regulatory Affairs and Quality Assurance

Sophie Visonneau

Vice President, Head of Clinical Operations

David Liebowitz

Senior Vice President, Clinical Development and Medical Affairs

Stewart Hallett

Vice President, Clinical Operations

Norman Barlow

Vice President, Preclinical Sciences

Diego Villarreal-Alejandre

Talent Acquisition Coordinator

Celia Eckert

SVP General Counsel & Corporate Secretary

Greg LaBelle

Vice President, CMC Operations

Eric Kowack

Vice President, Program Leadership and Strategic Alliances

John Kuch

Senior Vice President and CFO

Frances Bahjat

VP Discovery Biology and Pharmacology

Jeremy Grunstein

Senior Vice President of Business Development

Jennifer Sandoz

Vice President and Head of Human Resources

Debra Zack

Vice President

Theresa Sloma

Associate Medical Director, Pharmacovigilance

Kate Lee

Associate Director Quality Assurance

James Wieler

Director Antibody Discovery

Julie Casciani

Executive Director, Human Resources

Meenu Gupta

Executive Director, Business Development

Greg Lippert

Senior Director

Andrew Brock

Associate Director of CMC Operations

Alex Nisthal

Associate Director

Ying Ding

Associate Director/Head of Bioinformatics

Kelly Tindel

Director CMC Operations, Bioanalytical Sciences

Brad Hayes

Senior Director, Bioanalytical Sciences

Melissa Long

Director, Contracts & Outsourcing

Barrett Ainsworth

Associate Director, Clinical Science

Pamela Boltz

Associate Director, Medical Writing

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