Law clerk Dana, Dehart, Chaffin, Price, Shade & Stein, Sacramento, summer 1987. Volunteer legal intern Defenders of Wildlife, summer 1988. Law clerk Sierra Club Legal Defense Fund, San Francisco, summer 1989.
Teaching assistant University California, Davis, 1988-1990. Volunteer legal intern Remy and Thomas, Sacramento, spring 1990. Environmental law fellow Tulane Environmental Law Clinic, New Orleans, 1990-1992.
Legal counsel, environmental scientist Larry Walker Associates, Davis, 1993—1999. Counsel Beveridge & Diamond LLP, Sacramento, 1999—2000. Counsel, partner Downey Brand LLP, since 2000.
Committee member Barrataria-Terrebonne National Estuary, Baton Rouge, 1992. Chair clean water subcommittee Association California Water Agencies, 1998-2003. President Riparian Improvement Organization, 1994-1996.
Committee member Louisiana Safe Drinking Water Task Force, Baton Rouge, 1990-1992. Working group member Louisiana Solid Waste Regulations Committee, Baton Rouge, 1991-1992. Member American Bar Association, Riparian Improvement Organization (incorporator, president 1994-1996), Calif Association of Sanitation Agency (legal affairs and water quality committees).