| Business | Phone |
| Aer Investigations Inc Rochester 55901 | (507) 252-8787 |
| Avalon Fortress Securities Rochester 55901 | (507) 280-9111 |
| Premier Security Inc 111 S Broadway # 304, Rochester 55904 | (507) 281-4952 |
| Valor Security Svc 3608 Sherwood Pl Se, Rochester 55904 | (507) 285-5382 |
| Twin City Security Rochester 55901 | (507) 252-1577 |