| Business | Phone |
| American Conservative Resource 23710 El Toro Rd, Lake Forest 92630 | (949) 581-5271 |
| Palmcrest Resources Corp 23101 Lake Center Dr, Lake Forest 92630 | (949) 916-1900 |
| Usra Inc 26220 Enterprise Ct, Lake Forest 92630 | (949) 462-9839 |
| World Resource Soltn 21862 Huron Ln, Lake Forest 92630 | (949) 722-2933 |