| Business | Phone |
| Centurion Security Inc 45 Berry St, Cranston 2920 | (401) 270-6964 |
| U S Security Assoc Inc 95 Sockanosset Cross Rd # 95, Cranston 2920 | (401) 943-5300 |
| Nesctc Security Agency 1 Harry St, Cranston 2907 | (401) 942-6004 |
| Professional Security Svc Inc 245 Macklin St, Cranston 2920 | (401) 943-2900 |