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. Pfizer develops and produces medicines and vaccines for immunology, oncology, cardiology, endocrinology, and neurology. The company's largest products by sales are Eliquis, Prevnar, Paxlovid, Vyndaqel, Comirnaty, and Ibrance. In 2024, 61% of the company's revenues came from the United States, 4% came from China, and 35% came from other countries. The company is ranked fifth on the list of largest biomedical companies by revenue. It is ranked the 69th on the Fortune 500 list. Wikipedia