Corporations
- Southern California Edison
- SeaWorld®
- Lockheed Martin Corporation
- Hearst Corporation
American Land Conservancy
Law Firms
- Avila & Putnam
- Best Best & Krieger, LLP
- Burke, Williams & Sorensen, LLP
- Lewis Brisbois Bisgaard & Smith, LLP
- O’Melveny & Myers
- Richards,Watson & Gershon
Transportation / Utility Agencies
- LACMTA
- RCTC
- OCTA
- Burbank-Glendale-Pasadena Airport Authority
- Los Angeles World Airports
- Santa Monica Airport
- The Metropolitan Water District
of Southern California - Los Angeles Department of Water and Power
- Sanitation Districts of Los Angeles County
Private Property Owners
Numerous
Government Agencies
Cities:
Arcadia, Burbank, Duarte, Fontana, Glendale, Irwindale, Los Angeles, Monrovia, Palm Desert, Riverside, San Dimas, Upland
Counties:
Los Angeles, Orange, San Bernardino, Riverside, San Diego, Imperial, Kern, Ventura, Santa Barbara, San Luis Obispo
State of California:
- Attorney General
- General Services Administrator
- Department of Transportation
- Transportation Commission
Federal:
- Internal Revenue Service
- Department of Justice
- Environmental Protection Agency