| Business | Phone |
| Hope Security Svc 9110 Kinzer St, Lanham 20706 | (301) 577-8868 |
| Manorstone Security & Smrtwr 9344 Lanham Severn Rd # 100, Lanham 20706 | (240) 296-1777 |
| Maximum Security Svc Inc 4827 Jefferson St, Lanham 20706 | (301) 577-2749 |
| Alert One Security Inc 9500 Annapolis Rd, Lanham 20706 | (301) 577-4254 |
| Althletes For Excellence 9320 Annapolis Rd, Lanham 20706 | (301) 306-1248 |
| Brink's Home Security Inc 4200 Forbes Blvd # 103, Lanham 20706 | (301) 731-8540 |
| Bsecure Security 7605 Newburg Dr, Lanham 20706 | (301) 552-9771 |