| Business | Phone |
| Stewart & Assoc Inc 308 W State St 175, Rockford 61101 | (815) 961-0150 |
| Corporate Protection Invsgtv Po Box 6831, Rockford 61125 | (815) 226-1401 |
| Robert Sadler Private Invstgtn 3116 Rural St, Rockford 61107 | (815) 226-7166 |
| Rockford Detective Agency Inc 401 W State St 501, Rockford 61101 | (815) 962-2822 |