American Express Company’s short form is AmEx. It is an American multinational finance company established in 1850. This company is headquartered at 200 Vesey Street, New York, NY 10285, the United States of America. This company offers many services related to Finance, Insurance, and Travel. It is delivering various products to its customers like Charge cards, Credit cards, Traveler’s cheques, and Corporate banking. Berkshire Hathaway is the owner of this company.