| Business | Phone |
| Alliance Security Inc 1310 Powell St, Monroe 71203 | (318) 325-5940 |
| Securitas Security Svc Usa Inc 2116 Justice St, Monroe 71201 | (318) 325-9648 |
| Security Forces Inc 141 Desiard St, Monroe 71201 | (318) 387-9316 |
| Vinson Detective Agency 101 Lakeshore Dr, Monroe 71203 | (318) 345-3171 |
| Walters Security Co 103 Day Dr, Monroe 71203 | (318) 343-5138 |