As of December 1, 2005
| Organization/ Panel | From | To |
| American Bar Association- ADR Section | 2004 | Present |
| American Bar Association | 1984 | Present |
| Association of Business Trial Lawyers | 2006 | Present |
| Association of Corporate Counsel of America | 1995 | 2003 |
| Association for Conflict Resolution | 2004 | Present |
| Association of Southern California Defense Counsel | 1985 | 1989 |
| California Bar Association | 1984 | Present |
| California Bar Association ADR Committee | 2006 | Present |
| California Dispute Resolution Counsel | 2004 | Present |
| California State 2nd Appellate District Mediation Panel | 2005 | Present |
| Chartered Institute of Arbitrators – Member Level | 2004 | Present |
| Civil Justice Association of California (formerly Association for California Tort Reform) | 1998 | 2002 |
| Corporate Law Departments Section Executive Committee– LACBA | 1995 | 2005 |
| Democratic Party | 1977 | 1977 |
| Dispute Resolution Board Foundation | 2004 | 2004 |
| Dispute Resolution Services, Inc. Board of Directors – LACBA | 2000 | Present |
| Dispute Resolution Services, Inc. Joint Settlement Officer Program Mediator | 1997 | 2003 |
| Federal Court for the Central District of California Mediation Panel | 2004 | Present |
| Inn of Court – LACBA | 2005 | Present |
| Institute for Conflict Management | 2005 | Present |
| International Chamber of Commerce – list of neutrals | 2005 | Present |
| International Law Section- LACBA | 2005 | Present |
| Le Tip International | 2005 | 2005 |
| Long Beach Chamber of Commerce | 1987 | 1990 |
| Long Beach Chamber of Commerce | 2004 | 2005 |
| Long Beach Dinner Club | 1989 | 1990 |
| Los Angeles County Bar Association | 1990 | Present |
| Los Angeles County Superior Court Mediation Panel | 2003 | Present |
| Manhattan Beach Chamber of Commerce | 2004 | Present |
| Model Aircraft Association of America | 1988 | 1990 |
| Modification and Replacement Parts Association | 1999 | 2002 |
| NASD Dispute Resolution | 2004 | Present |
| National Arbitration Forum | 2004 | Present |
| National Right to Work Association | 2001 | 2001 |
| PADI (SCUBA diving industry) | 1997 | 1998 |
| Paso Robles Vintners and Growers Association | 2002 | 2004 |
| Phi Alpha Delta | 1982 | 1993 |
| Planetary Society | 1986 | 1989 |
| Rancho Los Amigos Historic Gardens Board of Directors | 1988 | 1989 |
| Reform Party | 1992 | 1992 |
| Republican Party | 1975 | 1976 |
| Republican Party | 1978 | 1991 |
| Republican Party | 1993 | Present |
| Seal Beach Church of Religious Science | 1987 | 1992 |
| Southern California Mediation Association | 2001 | Present |
| St. Paul’s Lutheran Church (Palos Verdes) | 1983 | 1988 |
| University of Southern California Institute for Corporate Counsel Board of Advisors | 1995 | 2005 |
All dates are approximate