Eli Lilly and Company, doing business as Lilly, is an American multinational pharmaceutical company headquartered in Indianapolis, Indiana, with offices in 18 countries. Its products are sold in approximately 125 countries. The company was founded in 1876 by Eli Lilly, a pharmaceutical chemist and Union army veteran during the American Civil War for whom the company was later named. As of October 2024, Lilly is the most valuable drug company in the world with a $842 billion market capitalization, the highest valuation ever achieved to date by a drug company. The company is ranked 127th on the Fortune 500 with revenue of $34.12 billion. It is ranked 221st on the Forbes Global 2000 list of the world's largest publicly-traded companies and 252nd on Forbes' list of "America's Best Employers". Lilly is known for its clinical depression drugs Prozac, Cymbalta, and its antipsychotic medication Zyprexa. The company's primary revenue drivers are the diabetes drugs Humalog and Trulicity. Lilly was the first company to mass-produce both the polio vaccine, developed in 1955 by Jonas Salk, and insulin. Wikipedia