Associate, junior partner D.B. Sutton Jewelry Company, Miami, 1948—1950. Singer, Gloria Manning, with Vincent Lopez Orchestra, Ben Ribble Orchestra, 1951—1960. Owner, operator Wiscasset Antiques, 1960—1962.
Owner, manager, president Sutton Manning Corporation, since 1962. Guest artist WOR-television, New York City. With, club singing engagements Miami Beach.
Founder, president Theatre Arts League, 1959, Junior Theatre Guild Miami, 1961. Member Metropolitan Dade County Zoning Appeals Board, 1966—1970, vice-chairman, 1970—1971. Board directors Big Brothers, 1971—1972, Gilded Lilies Dade County Society Crippled Children, 1982—1983.
Community advisor University Miami, Lowe Art Museum, 1975—1978, Beaux Arts, since 1989. Member president's advisory council Barry College, 1978—1979. Member of Daughters of the American Revolution, United States Croquet Association, Society Arts and Letters New York City, Screen Actors Guild, American Guild Variety Artists, National League American Pen Women, Bankers Club, Boothbay Harbour Yacht Club, Indian Creek Country Club, Surf Club, Bath Club, Miami Yacht Club, Palm Beach Croquet Club.