| Business | Phone |
| Ameriquest Mortgage Co 21660 Copley Dr # 190, Diamond Bar 91765 | (909) 396-5727 |
| California Chartered Group 1930 S Brea Canyon Rd # 200, Diamond Bar 91765 | (909) 612-1018 |
| American General Finance Inc 812 N Diamond Bar Blvd, Diamond Bar 91765 | (909) 860-7848 |
| Cornerstone Capital Group 3333 S Brea Canyon Rd, Diamond Bar 91765 | (909) 839-0771 |
| First Option Funding 1345 S Diamond Bar Blvd, Diamond Bar 91765 | (909) 612-0623 |
| Vnet Capital Group 1000 Golden Springs Dr # A, Diamond Bar 91765 | (909) 967-1318 |