- State Bar of California, since 1986
- American Bar Association, since 1986
- Marin County Bar Association, former director and officer
- Judicial Arbitrator and Discovery Referee, Marin County Courts
- Settlement Conference Panelist, Marin County Courts
- Moot Court Judge, Golden Gate University Law School
- Legal Advisory Committee, Association of General Contractors
- American Bar Association, Forum on the Construction Industry
- Marin County Builders Association, member since 2000
- Member, Digital Fabrication Network – using 3D design models in construction
- Current Board Member, Marin Space (Nonprofit real estate holdings and share economy consulting)
- Inns of Court member, Richard Sangster Inn (Sonoma, Napa, Marin Counties)
- Former Law Library Trustee, County of Marin
- Former Director and President, Sleepy Hollow Homes Association
- Former director, Marin Conservation Corps (Nonprofit Construction Company)
- Former director, coach, and umpire coordinator, San Anselmo Baseball Assn. (15 years)
- Former coach, CYO Basketball, St. Rita’s, Fairfax (15 plus seasons)
- Former Associate Professor, Sonoma State, Paralegal Program
- Former Trustee, Deep Foundation Institute’s Educational Trust
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