Ms. Ries was a partner at Rosenberg|Martin|Greenberg, LLP for fifteen years prior to venturing out on her own to continue her practice of law. Prior to Rosenberg Martin, she was a partner in the Real Estate Department of Frank, Bernstein, Conaway & Goldman. She formed Leslie S. Ries, P.C. in 1991, which has been certified as a women-owned enterprise by the City of Baltimore since that time.