Ocean Properties (OPL) has plenty of sea views. One of the largest privately held hotel operating and development companies in the US, OPL operates some 100 hotels across the US and Canada, under brands such as Hilton, Marriott, and Sheraton. Resorts include the Delray Beach Marriott and the Key West Sheraton Suites. The company also has shopping centers, restaurants, and other real estate holdings, and owns Canadian hotel management company Atlific Hotels & Resorts. OCL is a private, family-owned company founded by Thomas Walsh, who built Maine's first franchised Holiday Inn in 1969.