Largest U.S. terminal operator and stevedore, with operations in every major port in the nation. With more than 90 years of experience through predecessor companies, Ports America possesses dedicated resources that only a company of such scale and scope can deliver, including: skilled personnel, robust training programs, best-in class technology and experienced management.orts America is the largest terminal operator and stevedore in the United States, with operations in more than 42 ports and 80 locations. Having more than 90 years of experience through predecessor companies.