| Business | Phone |
| Aviation Safeguards 2 International Plz # 242, Philadelphia 19113 | (610) 521-9040 |
| Cognisa Security Scott Plaza Two # 310, Philadelphia 19113 | (610) 521-5747 |
| Covenant Security Svc 2 Scott Plz # 116, Philadelphia 19113 | (610) 362-0570 |
| Protection Technology Inc 2 Scott Plz # 118, Philadelphia 19113 | (610) 362-0780 |
| 1520 Locust Assoc 1520 Locust St, Philadelphia 19102 | (215) 735-7010 |
| Allied Security 1835 Market St # 1210, Philadelphia 19103 | (215) 222-7732 |
| Alpha Centurion Security Inc Philadelphia 19103 | (215) 561-0779 |
| Alrod Enterprises Inc 511 N Broad St # 7, Philadelphia 19123 | (215) 627-0960 |
| Audio Installations 2030 S 8th St, Philadelphia 19148 | (215) 688-3977 |
| Avant-Garde Security 5907 Old York Rd, Philadelphia 19141 | (215) 927-9660 |
| Aviation Safeguards 8800 Essington Ave, Philadelphia 19153 | (215) 863-6830 |
| Barton Protective Svc Inc 1835 Market St, Philadelphia 19103 | (215) 568-8080 |
| Bowles Corporate Svc Inc 111 S Independence Mall E #540, Philadelphia 19106 | (215) 923-2104 |
| C & D Security 11601 Roosevelt Blvd, Philadelphia 19154 | (215) 673-3384 |
| C J Detective Agency Po Box 33459, Philadelphia 19142 | (215) 365-2250 |
| Canine Bravo Security 1935 E Clementine St, Philadelphia 19134 | (267) 259-9148 |
| Contemporary Services Corp 1 Lincoln Financial Field Way, Philadelphia 19148 | (215) 236-8760 |
| Control Security Svc 111 S Independence Ml E # 745, Philadelphia 19106 | (215) 923-4900 |
| Us Security Assoc 5301 Tacony St # 10, Philadelphia 19137 | (215) 535-4658 |
| Vgi Inc Inc 6926 Torresdale Ave, Philadelphia 19135 | (215) 624-8502 |
| Eagle Eye Security Svc 4618 Lancaster Ave, Philadelphia 19131 | (215) 477-9577 |
| Eagle Eye Security Svc 6144 Delancey St, Philadelphia 19143 | (215) 476-4461 |
| Ess Co Inc Philadelphia 19103 | (215) 567-2560 |
| Firm Security Systems Inc 2824 Cottman Ave # 7, Philadelphia 19149 | (215) 332-9596 |
| Guardsmark Inc 437 Chestnut St, Philadelphia 19106 | (215) 922-6680 |
| Honor Guard Security 114 Chestnut St, Philadelphia 19106 | (215) 829-9191 |
| Imperial Security Inc 1020 Race St, Philadelphia 19107 | (215) 413-2650 |
| Imperial Security Inc 205 N Broad St # 500, Philadelphia 19107 | (215) 564-2220 |
| Investigative Resources Inc 5301 Tacony St # 210, Philadelphia 19137 | (215) 288-4505 |
| Masso Detective Agency 1604 Margaret St, Philadelphia 19124 | (215) 533-4114 |
| Metro One Loss Prevention Svc 1321 Arch St, Philadelphia 19107 | (215) 569-1290 |
| Pennsylvania Certified Patrol 8325 Forrest Ave, Philadelphia 19150 | (215) 248-1870 |
| Petruzzi Detective Agency 1800 Jackson St # 2, Philadelphia 19145 | (215) 551-7060 |
| Rav Investigative & Security 421 N 7th St # 100, Philadelphia 19123 | (215) 625-3611 |
| Scotland Yard Security 701 Market St, Philadelphia 19106 | (215) 923-2158 |
| Scotlandyard Security Svc Ltd 2233 W Allegheny Ave, Philadelphia 19132 | (215) 430-0400 |
| Securitas Security Svc Usa Inc 1518 Walnut St, Philadelphia 19102 | (215) 546-8010 |
| Securitas Security Svc Usa Inc 4900 S Broad St, Philadelphia 19112 | (215) 271-6300 |
| Sos Security Inc 1617 Jfk Blvd, Philadelphia 19103 | (215) 567-9800 |
| Spy Shop Philadelphia 19154 | (215) 637-6570 |
| Teamwork Investigations 7208 N Broad St, Philadelphia 19126 | (215) 927-1003 |
| Top Of The Clock Inc 111 N 49th St, Philadelphia 19139 | (215) 747-4060 |
| Two Penn Center Bldg-Security 2 Penn Ctr, Philadelphia 19102 | (215) 568-5468 |