Gracie Mansion has over 20 years of extensive experience in all aspects of the art market, specializing in Modern and Contemporary Art. She has lectured and participated in panels at museums and universities in the United States and Europe. As an independent curator and consultant to private collectors, corporations, and museums, she has advised her clients on acquisitions and assisted them in the development of their art collections. She opened her eponymous gallery in the East Village of New York City in 1982, later moving to SoHo, and then to Chelsea, before closing in 2002 to concentrate on private dealing and the secondary art market.​