In 1967, he went to the United States to become general manager of the Baltimore Bays and later was first general manager of the New York Cosmos of the North American Soccer League, bringing the Brazilian star Pelé to the US and helping to popularise soccer in America. He provided colour commentary for CBS's broadcast of the 1974 NASL final between Los Angeles Aztecs and the Miami Toros and for both legs of the 1968 Finals between the San Diego Toros and the Atlanta Chiefs. In addition to the Bays (1967–1968) and Cosmos (1971–1977), he was also the Chicago Sting's president from 1978 to 1979, and the chairman of the Toronto Blizzard from 1980 to 1984.