President Lukes Men of St. Lukes Hospital, 1981—1982. Board directors central Arizona chapter American Red Cross, 1992—1998, 2002—2005, since 2007, vice-chairman, 1995—1996, chairman, 1996—1998, biomedical region, since 1998, chairman, since 2001. Chair Advanced Estate Planning Institute, State Bar Arizona, 2002—2004.
Mediator Maricopa County Probate Court Mediation Program. Fellow: American College Trust and Estate Counsel. Member: American Bar Association, State Bar Arizona (chairman section real property, probate and trust law 1981-1982, chairman section taxation 1983-1984, disciplinary hearing committee 1989-1996, chairman 1994-1996, executive council 2002-2005, Eleanor Ter Horst award 2005), Rotary (director Sun City Foundation 1977-1981, 1995-1998, chairman 1996-1998), Delta Theta Phi.