Bill is a member of the Santa Clara County Bar Association and the Santa Clara County Trial Lawyers Association. He is Vice President of the San Jose Museum of Art (SJMA) Board of Directors where he has been a trustee and officer for over 25 years. In addition, Bill served for 20 years as the managing attorney for the Legal Counseling Office, Associated Students of Stanford University and previously served as a trustee of the Los Altos Educational Foundation.