Hearing Aid Dispensing License in State of California 1974
District President Hearing Aid Association of California 1978 (now HHP/CA)
President HHP/CA 1980-1986
IHS member since 1980
Board Certified Hearing Instrument Science since 1985
NBC Exam Committee 1990-1992
IIHIS (International Institute in Hearing Instrument Studies) 1996-2006
NBC Executive Board 2008-2014
ACA graduate 1997