Doctor's Associates LLC

Headquartered in Milford, Conn., Doctor s Associates is a privately held fast-food restaurant franchising company. The company, also known as DAI, has a staff of more than 600 employees. Its franchises employ over 150,000 people throughout the world. Doctor s Associates owns SUBWAY, which is one of the largest fast-food restaurant chains in the world that specializes in submarine sandwiches and has more than 27,000 locations in over 85 countries.