Lyell

201 employees • 2525 223rd St SE, Bothell, WA, 98021, United States

Last Updated Feb 19, 2026

Company Overview

Company Name

Lyell

Address

2525 223rd St SE, Bothell, WA, 98021, United States

Website

lyell.com

Employees

201

Established

2002

About Lyell

Lyell Immunopharma is a fully integrated biopharmaceutical company based in South San Francisco, California, with approximately 201 employees. The company is focused on developing next-generation T-cell reprogramming technologies to create transformative cell therapies for cancer patients, particularly targeting hematologic malignancies and solid tumors.

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Key Decision Makers

Lynn Seely President
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Greg Kaufman Senior Medical Director - Clinical Development
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Mary L. Clinical Trial Manager
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Mara Gia Boykin Clinical Trial Manager
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