| Business | Phone |
| Bowman Investigations Yuba City 95991 | (530) 671-5545 |
| Calvo Investigations 861 Gray Ave # P226, Yuba City 95991 | (530) 822-5665 |
| Kershaw Investigative Svc Po Box 295, Yuba City 95992 | (530) 674-7115 |
| Mgm Investigations Po Box 753, Yuba City 95992 | (530) 751-9300 |
| Nusink Investigations Yuba City 95991 | (530) 673-4383 |
| Track Em Investigation 3863 Colusa Hwy # 15, Yuba City 95993 | (530) 751-5153 |