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Home Science Research Sites

Each of our R&D centers specializes in a different area of scientific exploration. We have several major campuses located throughout the U.S. and U.K.

AndoverAndover, Massachusetts
A 70-acre site that combines state-of-the-art R&D facilities with flexible, multi-product manufacturing capabilities
boulderBoulder, Colorado
An expert in small molecule drug discovery with a focus on developing innovative cancer therapeutics
CambridgeCambridge, Massachusetts
Global headquarters for our Center for Therapeutic Innovation (CTI), which has established locations in New York City, San Diego, and San Francisco
GrotonGroton, Connecticut
Where nearly every one of our products are, in part, developed
lajollaLa Jolla, California
Powerfully reinforcing the company's presence in the global biotechnology industry
Pearl RiverPearl River, New York
The primary location for our company’s global Vaccine Research and Development work
SandwichSandwich, UK
Home of the Pharmaceutical Sciences and Global Regulatory Affairs groups
Approved_ChesterfieldPicture_2022_External_450x600.jpgSt. Louis, MO
A 295,000 sq ft. site, contributes to advancing Pfizer’s biotherapeutic, vaccine, and gene therapy portfolio.
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Learn more about the process of joining a clinical trial and find a trial near you.

Go to Pfizer Clinical Trials Site
Science

Making the COVID-19 Oral Treatment: How 2,000+ Pfizer Team Members Made It Happen

As the potential threat of COVID-19 became clear by early 2020, teams across Pfizer sprang into action. Together, they worked to better understand the novel virus.

paxlovid_stability_testing_785x440.jpg
Our Purpose

Net Zero by 2040: How Pfizer is Fighting Climate Change with Ambitious Science Based Goals

In 2015, on the eve of the Paris Agreement, Pfizer was one of the first companies in the world to seek and gain approval of its greenhouse gas emission reduction goal.
Carbon Neutral by 2030: How Pfizer is Fighting Climate Change with Ambitious Science Based Goals
Our People

Thrive with Pride

Pfizer is honored to share the 16th anniversary edition of our Pride Journal - a platform where our LGBTQ+ Pfizer Colleagues and allies can share personal experiences of struggles, triumph, and their hope for the future in honor of Pride Month.
Thrive with Pride - 2022 Pride Journal