Sorry, you need to enable JavaScript to visit this website.

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
Sandwich, UKSandwich, UK
Home of the Pharmaceutical Sciences and Global Regulatory Affairs groups
St. Louis, MOSt. Louis, MO
A 300,000 sq. ft. facility producing innovative emergency care products that serve unique needs during severe medical crises

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

Go to Pfizer Clinical Trials Site
Science & Innovation Is Rheumatoid Arthritis Genetic or Hereditary and What Role Does Environment Play? In addition to environmental and other risk factors, heredity also appears to play a role in rheumatoid arthritis. Learn about the role of genetics in rheumatoid arthritis. Science & Innovation Diabetes Breakthroughs Focus on Making Daily Life Easier Recent and emerging diabetes breakthroughs are helping patients with Type 2 diabetes better control their condition and improve their quality of life. Trusted Voices Bringing Together Diverse Organizations to Strive for Health Equity Pfizer and over 40 U.S. nonprofit partners are working toward health equity by closing gaps in healthcare that impact historically overlooked communities.