Research Sites

Main Research and Development Centers

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

Andover, Massachusetts

Combining state-of-the-art R&D and Pfizer Global Supply (PGS) facilities with flexible, multi-product manufacturing capabilities, Andover is a key driver of innovation across our biologics discovery, development, and global clinical and commercial supply efforts.

Bothell, WA

Utilizing advanced laboratories and equipment, researchers in Bothell are dedicated to revolutionizing cancer treatment.

Cambridge research site building with orange facades, central courtyard, and glass skybridge

Cambridge, Massachusetts

Located in Kendall Square, our Cambridge site interlaces Pfizer’s R&D capability with the densest biomedical community in the world.

Groton, Connecticut

Many of the discoveries and innovations that drive the Pfizer pipeline to new potential occur in the world-class research and development laboratories in Groton.

Aerial view of a large Pfizer office complex surrounded by trees and winding roads

San Diego, CA

With more than 500,000 square feet of state-of-the-art facilities, this is where our scientists discover and develop cutting-edge cancer therapies using advanced laboratories and equipment.

Pearl River, New York

As the global hub for Pfizer Vaccine Research and Development, our Pearl River colleagues have developed and manufactured vaccines and other medicines for more than a century.

St. Louis, MO

An expansive laboratory and manufacturing space, our colleagues focus on the development of potential new medicines to help prevent or treat diseases and conditions.

Pipeline Snapshot as of August 4, 2026

Explore the Product Pipeline Download Complete Pipeline PDF

pipeline animated GIF lines loading in 3D

Clinical Trials

Learn more about the process of joining a clinical trial and find a trial near you.

Go to Pfizer Clinical Trials Site

Decoding Tumors: Inside the Spatial Revolution in Cancer Research

Advances in what’s known as spatial transcriptomics have enabled scientists to begin stitching snapshots of cancer cells together.

Glowing digital DNA helix against a dark blue, starry background

Listening to the Hemophilia Community: Pfizer Survey Reveals Unspoken Compromises

Pfizer conducted a global online survey exploring the challenges of hemophilia as well as the priorities that shape treatment decisions and considerations for change.

Photograph of a bearded man in glasses talking with another person indoors, thumbnail.

Direct Relief and The Pfizer Foundation Expand Support for Community Health Centers on the Front Lines of Infectious Disease Care

This spring, Direct Relief and The Pfizer Foundation announced the third cohort of the Innovation Awards in Community Health.

Photograph of a doctor showing a medical file to a smiling patient in an exam room thumbnail

Search More Stories

Our Research and Development Centers