- Project designer, Sir Basil Spence, Architects, Edinburgh, Scotland, 1963-1965;senior project designer, Hellmuth, Obata & Kassabaum, St. Louis, 1965-1968;vice president, project manager, Hellmuth, Obata & Kassabaum, St. Louis, 1968-1972;vice president facility development, Michael Reese Medical Center, Chicago, 1972-1974;vice president, general manager, Apelco International, Ltd., Northbrook, Illinois, 1974-1990;director membership and finance, American College Chest Physicians, Northbrook, 1990-1992;executive director, American College Chest Physicians, Northbrook, 1992-1995;executive vice president, Chief Executive Officer, American College Chest Physicians, Northbrook, since 1995. Public journal Chest.
Board of directors Chest Foundation, 1997. Vice president Congregation B'nai Tikvah, 1987-1991, president, 1993-1995. Member Professional Convention Management Association, American Society Medical Society Executives, American Society Association Executives, Chicago Society Association Executives, Chicago Association Healthcare Executives, Alliance for Continuing Medical Education, Mission Hills Country Club.