| Business | Phone |
| Intercept Inc 4201 Wilshire Blvd # 312, Los Angeles 90010 | (323) 932-0200 |
| Chris Gugas & Assoc 4311 Wilshire Blvd, Los Angeles 90010 | (323) 965-7506 |
| Whaley's Polygraph 3200 Wilshire Blvd # 609, Los Angeles 90010 | (213) 388-5563 |
| Charley & Co Los Angeles 90041 | (323) 254-0216 |