Top Security Guard Companies in Connecticut

Bannerman tracks 23 security guard companies across 18 cities and 4 counties in Connecticut. Tell us what you need and we'll match you to a vetted partner.

1. Ace Security Inc

   567 Vauxhall Street Ext # 301, Waterford, CT 06385-4341

   (860) 437-0000 www.acesecurity.net New London County 20 to 49 employees

2. Advanced Security Svc

   59-67 Federal Rd, Danbury, CT 06810-6289

   (203) 797-8012 www.imptestrm.com Fairfield County 20 to 49 employees

3. Alarm New England

   65 Inwood Rd, Rocky Hill, CT 06067-3440

   (860) 527-5000 www.alarmnewengland.com Hartford County 50 to 99 employees

4. Alert Security Systems Inc

   308 Blake St, New Haven, CT 06515-1232

   (203) 387-8332 www.alliedmechanical.com New Haven County 20 to 49 employees

5. Allied Barton Security Svc

   6 Landmark Sq, Stamford, CT 06901-2704

   (203) 359-6900 www.alliedbarton.com Fairfield County 10 to 19 employees

6. Allied Barton Security Svc

   495 Union St, Waterbury, CT 06706-1292

   (203) 591-8870 www.alliedbarton.com New Haven County 10 to 19 employees

7. Andy Frain Svc

   3 Drummers Ln, Newtown, CT 06470-1903

   (203) 270-9208 Fairfield County 10 to 19 employees

8. Bennett Security Svc

   80 S Broad St, Pawcatuck, CT 06379-3922

   (860) 599-8053 www.bennett.com New London County 50 to 99 employees

9. Command Security Corp

   100 Wells St # 2a, Hartford, CT 06103-2928

   (860) 524-1778 Hartford County 50 to 99 employees

10. G4s Secure Solutions USA

    95 E Main St # E4, Meriden, CT 06450-5652

    (203) 686-1416 www.g4s.com New Haven County 10 to 19 employees

11. Ingersoll-Rand Security Tech

    575 Birch St, Bristol, CT 06010-7840

    (860) 584-9158 Hartford County 100 to 249 employees

12. Integrated Security Svc

    10 Wall St, Norwalk, CT 06850-3438

    (203) 857-0712 www.intesecurity.com Fairfield County 50 to 99 employees

13. Kennedy Security Svc Inc

    58 E Elm St, Greenwich, CT 06830-6638

    (203) 661-6814 Fairfield County 100 to 249 employees

14. Metroguard Inc

    338 Commerce Dr # 2a, Fairfield, CT 06825-5510

    (203) 579-1256 Fairfield County 20 to 49 employees

15. Professional Security Conslnts

    1201 Boston Post Rd, Milford, CT 06460-2703

    (203) 878-0547 www.pscsite.com New Haven County 20 to 49 employees

16. Professional Security Conslnts

    5065 Main St, Trumbull, CT 06611-4204

    (203) 371-5483 Fairfield County 20 to 49 employees

17. Protection 1 Security Sltns

    262 Quarry Rd # J, Milford, CT 06460-8504

    (203) 882-6000 www.protection1.com New Haven County 20 to 49 employees

18. Securitas Security Svc USA

    321 Research Pkwy # 3, Meriden, CT 06450-8301

    (203) 237-7778 www.securitasinc.com New Haven County 100 to 249 employees

19. Securitas Security Svc USA

    71 Deerfield Ln, Meriden, CT 06450-7151

    (203) 924-2244 New Haven County 10 to 19 employees

20. Securitas Security Svc USA

    57 Plains Rd # 1a, Milford, CT 06461-2573

    (203) 874-0647 New Haven County 10 to 19 employees

21. Sos Security

    2264 Silas Deane Hwy, Rocky Hill, CT 06067-2333

    (860) 563-2121 www.sossecurity.com Hartford County 100 to 249 employees

22. Unity Security Co

    360 Fairfield Ave, Bridgeport, CT 06604-6007

    (203) 338-8259 Fairfield County 10 to 19 employees

23. William Vassell Svc

    1255 Middlebury Rd # 1, Middlebury, CT 06762-2333

    (203) 577-6555 New Haven County 50 to 99 employees