Owned by the city of St. Petersburg throughout most of its early life, the city sold WSUN radio and its television counterpart, WSUN-TV, to Hy Levinson, a Detroit broadcaster and owner of that city's WCAR radio.
For the majority of its early years, the city of St. Petersburg was responsible for WSUN radio and its TV station, WSUN-TV, which it later transferred ownership of to Hy Levinson, a prominent figure in Detroit broadcasting who also owned WCAR radio.