| A C I Institute | 818-913-1242 | 18188 Colima Rd | Rowland Heights | CA | 91748 |
| Adams & Smith Economist | 818-796-4040 | 221 E Walnut St | Pasadena | CA | 91101 |
| American Institute For Financial Research | 818-313-6888 | 22011 Ventura Bl | West Hills | CA | 91307 |
| American-Thai Institute | 818-578-0202 | 127 N Madison Ave | Pasadena | CA | 91101 |
| Anthroposophical Society Of America | 818-795-7105 | 111 W Green St | Pasadena | CA | 91105 |
| Cauley Associates | 818-991-9387 | 31121 Via Colinas | Westlake Village | CA | 91362 |
| China Exploration & Research Society | 818-791-5339 | 4028 Chaney Trl | Altadena | CA | 91001 |
| Covina Valley Heritage House | 818-332-9523 | 300 N Valencia Pl | Covina | CA | 91723 |
| Epinosis 2000 | 818-757-0434 | 19231 Victory Blvd | Reseda | CA | 91335 |
| Facts N Figures | 818-894-6678 | 78 Panorama Mall | Panorama City | CA | 91402 |
| Facts N Figures | 818-891-6779 | 78 Panorama Mall | Panorama City | CA | 91402 |
| Giffen Research | 818-355-6366 | 550 Sierra Meadows Dr | Sierra Madre | CA | 91024 |
| Gross Marketing Research | 818-831-1905 | 10711 Baile Ave | Chatsworth | CA | 91311 |
| Harbicht Research Inc | 818-357-3377 | 234 E Foothill Blvd | Arcadia | CA | 91006 |
| Information Management & Resea | 818-909-9498 | 6606 Cantaloupe Ave | Van Nuys | CA | 91405 |
