| Business | Phone |
| Celebrity Detective Agency 569 Martin Luther King Jr Blvd, Newark 7102 | (973) 623-0412 |
| Edge Security & Investigations 252 N 6th St # 1, Newark 7107 | (973) 483-4545 |
| Gateway Security Inc 604 Market St, Newark 7105 | (973) 465-8006 |
| Grace Newark Security 301 Irvine Turner Blvd, Newark 7108 | (973) 622-4600 |
| Mecca Security Inc 244 Chadwick Ave, Newark 7108 | (973) 424-0860 |
| Mvm Inc 2 Federal Sq, Newark 7102 | (973) 848-0005 |
| Mvm Inc 972 Broad St, Newark 7102 | (973) 643-2400 |
| Mac Holland Security 1030 Broad St # A, Newark 7102 | (973) 596-0605 |
| Ocs Group 45 Academy St, Newark 7102 | (973) 242-1440 |
| Pavilion Guard Svc 351 Broad St, Newark 7104 | (973) 483-0313 |
| Protective Patrol Svc Inc 407 Frelinghuysen Ave, Newark 7114 | (973) 824-2211 |
| Risk Management Group Ltd 24 Commerce St, Newark 7102 | (973) 242-4388 |
| Second Security 620 Frelinghuysen Ave, Newark 7114 | (973) 824-0253 |
| Semper Detective Agency 413 Bloomfield Ave, Newark 7107 | (973) 482-4211 |
| Wade Enterprises S 1160 Raymond Blvd # 1, Newark 7102 | (973) 622-5300 |