Member government relations committee Junior Symphony Guild, since 1978. Member legal committee County Horse Association, since 1990. Member board trustee The Lowell Whiteman School, Steamboat Springs, Colorado, since 2000.
Member capital campaign committee Denver Dumb Friends League. Chairman board directors The Lowell Whiteman School, since 2005. Board directors Steamboat Springs Arts Council, Emerald City Opera Guild, 2003, Yellowstone Association.
Member American Bar Association, Association of Trial Lawyers of America, Colorado Bar Association (ethics committee), Denver Bar Association (vice chairman new lawyers assistance committee 1977), Colorado Women's Bar Association, Rocky Mountain Dressage Society (secretary High Plains chapter 1979-1980, chairman constitution and by-laws committee since 1988), Colorado Trial Lawyers Association (board governors, chairman interprofessional committee since 1980, board directors political action committee, executive board since 2000), Douglas County Bar Association, American Arbitration Association, National Board Trial Advocacy (certified 1983), Yellowstone Association (board directors), American Trakehner Association, Rocky Mountain Trakehner Association (vice president 1987), Arapahoe Hunt Club, Bijoi Springs Hunt Club, Kappa Beta Pi (president 1977-1978).