Sean Seyffert - Email & Phone Number

Sr. Director, Clinical Operations at X4 Pharmaceuticals

Sean Seyffert is based out of Westford, Massachusetts, United States and works at X4 Pharmaceuticals as Sr. Director, Clinical Operations.

Sean Seyffert's Contact Information

Sean Seyffert's Work email

s*****@x4phar***.com

Valid

Latest update

October 25, 2025

Location

Westford, Massachusetts, United States

Sean's current employer

X4 Pharmaceuticals

Description

By targeting the CXCR4 pathway, we aim to restore healthy immunity in patients with a broad range of rare diseases.

Website

x4pharma.com

HQ Location

Boston, Massachusetts, United States

Number of employees

51-200

Industry

Biotechnology Research

Latest update

May 1, 2024

Read about X4 Pharmaceuticals

Frequent questions about Sean Seyffert

What company is Sean Seyffert working for?

Sean Seyffert works for X4 Pharmaceuticals.

What is Sean Seyffert's function at X4 Pharmaceuticals?

Sean Seyffert is Sr. Director, Clinical Operations at X4 Pharmaceuticals.

Where is Sean Seyffert based?

Sean Seyffert is based out of Westford, Massachusetts, United States.

What is Sean Seyffert's work email address?

Sean Seyffert's professional email address is s*****@x4phar***.com

Who are Sean Seyffert's co-workers?

Sean Seyffert's colleagues are Paula Ragan, Marie Green, Mark Baldry, Thienhuu Nguyen, Pauline Dufresne, Nils Confer, Gary Neumann, Lars Karlsson, Jill Elliott, Gail Hartigan, Amanda Husson, Brian Bowersox, Jerry Frunzi, Deb Steiner, Ronny Mosston, Shariq Ali, Robert Johnson, Gauri Dixit, Katrina Adell, Diana Shea, Christopher Talutis, Patrick Breznak, Ed Szczesny, Roger Hanselmann, Sam Wilson, Anna Ellis, Javaria Suhail, Richard MacLeod, Barbara Grell, Nour Ziyadeh, Zoe Falk, Pamela Fisher, Dauntel Verwijs, Kathleen Galvez.

Sean's co-workers

Paula Ragan

Founder, President and CEO

Marie Green

Chief of Staff to the CEO and Vice President Program Management

Mark Baldry

Chief Commercial Officer (CCO)

Thienhuu Nguyen

Vice President, Commercial Operations

Pauline Dufresne

Vice President, People

Nils Confer

Vice President of Medical Affairs

Gary Neumann

VP Quality Assurance

Lars Karlsson

Vice President, Biology Research

Jill Elliott

Vice President, Marketing

Gail Hartigan

Vice President, US Sales

Amanda Husson

Senior Executive Assistant to COO & CCO

Brian Bowersox

Vice President Finance, Corporate Controller

Jerry Frunzi

Vice President CMC and Technical Development

Deb Steiner

Vice President Clinical Development

Ronny Mosston

Senior Vice President Human Resources

Shariq Ali

Vice President, Medical Affairs

Robert Johnson

Vice President, Preclinical Development

Gauri Dixit

Medical Director

Katrina Adell

Medical Director, Clinical Development

Diana Shea

Director, Quality (GxP)

Christopher Talutis

Director, Pipeline Marketing

Patrick Breznak

Associate Director - IT Operations, Infrastructure, and Security

Ed Szczesny

Director, GMP Quality

Roger Hanselmann

Senior Director Process Chemistry

Sam Wilson

Senior Director, Biometrics

Anna Ellis

Associate Director, Patient Affairs & Advocacy

Javaria Suhail

Associate Director, Clinical Operations

Richard MacLeod

Director Clinical Operations

Barbara Grell

Managing Director, Vienna Research Site

Nour Ziyadeh

Director - GCP Quality

Zoe Falk

Associate Director, Supply Chain

Pamela Fisher

Director Regulatory Affairs, Project Management

Dauntel Verwijs

Senior Director, Pharmaceutical Development

Kathleen Galvez

Associate Director Regulatory Affairs

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