| Business | Phone |
| Adept Consumer Testing 16130 Ventura Blvd # 350, Encino 91436 | (818) 905-1525 |
| Bridge Entertainment 16133 Ventura Blvd # 625, Encino 91436 | (818) 995-4960 |
| Field Dynamics 16055 Ventura Blvd # 900, Encino 91436 | (818) 783-2502 |
| Jacob's Interviewing Svc Inc 16055 Ventura Blvd # 820, Encino 91436 | (818) 784-7894 |
| L A Focus 17337 Ventura Blvd # 301, Encino 91316 | (818) 501-4794 |
| Marketing Management Svc 18075 Ventura Blvd, Encino 91316 | (818) 345-8833 |
| Marylander Marketing Reserch 16055 Ventura Blvd # 820, Encino 91436 | (818) 990-7940 |
| E Poll 16133 Ventura Blvd # 625, Encino 91436 | (818) 995-4960 |
| Frieden Qualitative Svc Encino 91436 | (818) 789-6894 |
| Synovate 16133 Ventura Blvd # 1000, Encino 91436 | (818) 380-1480 |
| Testspin Inc Encino 91316 | (818) 793-1000 |