Pfizer Inc. is one of the world's leading research-based pharmaceutical companies, with a long and proud history of providing innovative medicines and vaccines to people around the world. Founded in 1849 in Brooklyn, New York, Pfizer has grown from a small chemical company
From Wikipedia
Pfizer Inc. is an American multinational pharmaceutical and biotechnology corporation headquartered at The Spiral in Manhattan, New York City. Founded in 1849 in New York by German entrepreneurs Charles Pfizer and Charles F. Erhart, Pfizer is one of the oldest pharmaceutical companies in North America.