International Association of Astronomical Artists (IAAA); Juried membership of an international organization of astronomical specific scientists, artists and space enthusiasts; member since 2006
The Association of Science Fiction and Fantasy Artists (ASFA); national organization which present the Chesley Awards annually at the World Science-Fiction Convention;
Director-at-large 1 term, 1996-1997; lifetime member since 1993
Tulsa Artists Guild, Juried membership of oldest local club;
President 1 term, 1995-1996; member 1993-1996
Oklahoma Arts Workshops, Tulsa, OK; Juried membership of local organization which holds nationally juried shows; member 1993-1996
Oklahoma Visual Arts Coalition, state organization; member and listings 1995-1996
Tulsa Artist Coalition, local club; member 1994-1995