 In the early 1990s, Paulson bought many automotive dealerships in Beverly Hills, California, where he resided.He bought the Ford, Cadillac, Lincoln-Mercury, Infiniti, and Rolls-Royce franchises in the area and opened a Lexus dealership in Beverly Hills.In 1993, he and his wife Madeleine bought the Del Mar Country Club in Rancho Santa Fe, California

In 1983, Allen Paulson got involved in the sport of thoroughbred horse racing.