| Business | Phone |
| Amr Research 1920 Main St # 210, Irvine 92614 | (949) 477-5353 |
| Discovery Research Group 17811 Sky Park Cir # B, Irvine 92614 | (949) 261-8353 |
| Global Card Technologies Inc 8 Thomas # 100, Irvine 92618 | (949) 595-8290 |
| Action Research Inc 71 Fortune Dr, Irvine 92618 | (949) 788-9295 |
| Autoscan 2082 Business Center Dr, Irvine 92612 | (949) 863-1430 |
| Fieldwork 2030 Main St, Irvine 92614 | (949) 252-8180 |
| Fieldwork Los Angeles 2030 Main St, Irvine 92614 | (949) 261-6925 |
| Southern Hemisphere Rep Inc 17880 Sky Park Cir # 250, Irvine 92614 | (949) 476-4081 |
| Strategic Consulting & Rsrch 18008 Sky Park Cir # 145, Irvine 92614 | (949) 752-5900 |
| Antonio Suarez Irvine 92614 | (949) 222-2222 |
| Trotta Associates 5 Park Plz # 200, Irvine 92614 | (949) 251-1122 |
| Yuande Usa Corp 2 Park Plz # 920, Irvine 92614 | (949) 863-0090 |