| Business | Phone |
| Ron Hall & Assoc 11151 Sun Center Dr # A, Rancho Cordova 95670 | (916) 635-3441 |
| Apex Investigative Svc 2934 Gold Pan Ct # 12, Rancho Cordova 95670 | (916) 858-2999 |
| United Investigations Inc 12499 Olson Blvd # 205, Rancho Cordova 95742 | (916) 985-3660 |