Member companies are ordered by zip code.
| Company Name | Street | Suite | City | ST | Zip | Country | Phone | Fax | Website | |
| Security Concepts Inc | 181 Stagecoach Rd | Avon | CT | 06001 | (860) 673-0609 | (860) 673-0609 | www.securityconceptsinc.com | |||
| Harris Security LLC | PO Box 838 | Bristol | CT | 06011 | (860) 583-6637 | (860) 584-9574 | www.harrissecurityllc.com | |||
| Command Corporation | 59 Rainbow Rd | East Granby | CT | 06026 | (860) 653-1717 | (860) 653-9501 | www.commandco.com | |||
| Cyclone Alarm Systems Inc | 124 White Oak Dr | Berlin | CT | 06037 | (860) 667-0913 | (860) 665-0269 | ||||
| Dubaldo Security Systems Inc | 110 Tracy Dr | Manchester | CT | 06042 | (860) 645-6500 | (860) 643-5591 | ||||
| D&B Security Systems | PO Box 833 | New Britain | CT | 06050 | (860) 223-5992 | (860) 225-0212 | ||||
| Pegasus Security LLC | PO Box 7040 | Plainville | CT | 06062 | (860) 610-0346 | www.pegasussecurity.com | ||||
| Safe & Sound of Connecticut | 363 Woodford Ave | Plainville | CT | 06062 | (860) 793-9955 | (860) 793-0335 | ||||
| A&N Security Plus LLC | 10 W Main St | Stafford Springs | CT | 06076 | (860) 851-9226 | (860) 684-1360 | ||||
| Dynamark Security | PO Box 1170 | Tolland | CT | 06084 | (860) 872-4050 | (860) 875-0493 | ||||
| FBN Security Co LLC | 425 Windsor Ave | Windsor | CT | 06095 | (860) 246-0001 | (860) 246-0001 | ||||
| Mendal Security Systems (Garmen Inc) | 187 South Main St | West Hartford | CT | 06107 | (860) 561-1099 | (860) 313-1399 | ||||
| Integrated Systems & Services | 87 Church St | East Hartford | CT | 06108 | (860) 604-5714 | (860) 289-0799 | ||||
| Associated Security | 16 Pitkin St | East Hartford | CT | 06108 | (860) 528-9674 | (860) 291-8156 | ||||
| LE Whitford Company Inc | 58 Connecticut Blvd | East Hartford | CT | 06108 | (860) 528-7237 | (860) 528-3897 | ||||
| Horizon Technologies Inc | 308 Silas Deane Hwy | Wethersfield | CT | 06109 | (860) 529-7855 | (860) 529-2459 | www.horizontechnologies.net | |||
| Unitech Sound & Security Systems LLC | 175 A Costello Rd | Newington | CT | 06111 | (860) 667-0520 | (860) 666-2206 | www.unitechsound.com | |||
| Consolidated Security LLC | 105 Landers Rd | East Hartford | CT | 06118 | (860) 569-7687 | (860) 569-6125 | ||||
| The Alarm Company | PO Box 270064 | West Hartford | CT | 06127 | (860) 523-4226 | (860) 233-8452 | ||||
| D/E/F Wiring Services LTD | 31 Clinton Ave | Norwich | CT | 06360 | (860) 204-9455 | (860) 204-9486 | www.defwiring.com | |||
| Niantic Computer Technology Inc | 20 Burton Ave | Norwich | CT | 06360 | (860) 608-6704 | (860) 425-8955 | ||||
| Integrated Security Solutions LLC | 388 Butlertown Rd | Oakdale | CT | 06370 | (860) 442-2626 | (860) 442-1833 | www.issalarms.com | |||
| ASP Security Systems/Alarm Security Protection Co Inc | PO Box 236 | Waterford | CT | 06385 | (860) 442-2016 | (860) 442-7131 | www.aspsecuritysystems.com | |||
| B & B Security Systems | PO Box 590 | Ansonia | CT | 06401 | (203) 734-5344 | (203) 734-5344 | www.b-bsecuritysystems.com | |||
| Engineered Systems Integrators | 150 West Main St | Branford | CT | 06405 | (203) 315-5100 | (203) 315-7799 | ||||
| Life Safety Service & Supply LLC | 325 Sandbank Rd | Unit 12 | Cheshire | CT | 06410 | (203) 272-1882 | (203) 272-1896 | www.lifesafetyservice.com | ||
| CT Home Automation LLC | 36 Carol Dr | Cheshire | CT | 06410 | (203) 439-0776 | (203) 250-0511 | ||||
| Fire Protection Alarms LLC | 1701 Highland Ave | Cheshire | CT | 06410 | (203) 250-1115 | (203) 250-1116 | ||||
| Fireworks LLC | PO Box 97 | Cheshire | CT | 06410 | (203) 271-7079 | (203) 271-7092 | ||||
| East Coast Security Services Inc | 21 Stony Point Rd | Clinton | CT | 06413 | (860) 399-5676 | (860) 669-4001 | www.eastcoastsecurityservices.com | |||
| Alarm Systems Inc | 13 Reservoir Rd | Clinton | CT | 06413 | (860) 669-2321 | (860) 669-5212 | ||||
| Safe Home Security Inc | 55 Sebethe Dr | Ste 201 | Cromwell | CT | 06416 | (860) 563-5686 | (860) 563-5998 | |||
| Barnum Engineered Systems Inc | 495 Roosevelt Dr | Derby | CT | 06418 | (203) 734-8823 | (203) 926-9255 | ||||
| Alert Alarms Inc | 25 John St | Derby | CT | 06418 | (203) 736-0171 | |||||
| Digital Communicator Inc | 4 Aarons Way | East Hampton | CT | 06424 | (860) 267-8069 | (860) 267-8069 | ||||
| Protect-U-Services LLC | 800 Village Walk | Ste 318 | Guilford | CT | 06437 | (203) 484-9718 | (203) 458-1053 | |||
| Comquest Security Systems LLC | PO Box 1126 | Madison | CT | 06443 | (203) 421-3800 | (866) 275-0099 | www.goodalarms.com | |||
| BBS Security Systems | PO Box 160 | Marion | CT | 06444 | (203) 879-5408 | (203) 879-5408 | www.bbssecurity.com | |||
| Mule Security Systems Inc | 125 Research Pkwy | Meriden | CT | 06450 | (203) 238-7561 | (203) 238-7561 | www.mulesecurity.com | |||
| Land & Sea Security Systems LLC | 307 Bridgeport Ave | Milford | CT | 06460 | (203) 877-0150 | (203) 877-0833 | www.landandseasecurity.com | |||
| USA Central Station Alarm Corp - Milford | 220 Bic Dr | Milford | CT | 06461 | (877) 222-8118 | (800) 230-6188 | www.usacentralstation.com | |||
| Maximum Sound & Security | PO Box 686 | Milldale | CT | 06467 | (860) 621-6850 | (860) 621-4099 | www.maximumsecurityllc.com | |||
| Home Technologies Inc | 450 Monroe Tpke | Monroe | CT | 06468 | (203) 452-1355 | (203) 452-7615 | www.hometechnologiesinc.com | |||
| Synergy Security | 200 Main St | Ste 1 A/B | Monroe | CT | 06468 | (203) 445-0072 | (203) 445-1164 | www.synergysecurity.com | ||
| VIP Security & Consulting Inc | 47 Melon Patch Ln | Monroe | CT | 06468 | (203) 268-2206 | (203) 261-7722 | ||||
| Alarms By Precision | 771 Main St | Monroe | CT | 06468 | (203) 261-2634 | (203) 426-5907 | ||||
| North American Protection Inc | 588 Monroe Tpke | Monroe | CT | 06468 | (203) 452-1883 | (203) 452-1393 | ||||
| RK Electronic Services LLC | 26 Beaver Cir | Monroe | CT | 06468 | (203) 650-0928 | (203) 459-9981 | ||||
| V-Tech Systems | 261 S Main St | Ste 293 | Newtown | CT | 06470 | (203) 426-0235 | (203) 364-1499 | |||
| Hometronics Lifestyles LLC | 51 Giles Ave | Unit 6 | North Haven | CT | 06473 | (203) 234-9975 | (203) 234-9905 | |||
| Nationwide Security Corporation | 47 Montowese Ave | North Haven | CT | 06473 | (203) 785-0300 | (203) 867-8736 | ||||
| Armed & Ready Alarm Systems | PO Box 591 | Oxford | CT | 06478 | (203) 881-1996 | (203) 881-1997 | ||||
| Protection One Alarm Monitoring Inc - Connecticut | One Greenwich Place | 2nd Floor | Shelton | CT | 06484 | (203) 402-3456 | (203) 402-3454 | |||
| Reflection Sound & Security | 340 Beardsley Rd | Shelton | CT | 06484 | (203) 926-0837 | (203) 925-9043 | ||||
| ADT Security Services Inc - Wallingford CT | 10 Research Pkwy | Wallingford | CT | 06492 | (800) 238-2727 | www.adt.com | ||||
| ASE Group Inc | 10 Beaumont Rd | Wallingford | CT | 06492 | (203) 265-5400 | (203) 294-0599 | www.asegroupinc.com | |||
| Monitor Controls Inc | 178-180 Center St | Wallingford | CT | 06492 | (203) 269-3591 | (203) 294-0811 | www.monitorcontrols.com | |||
| Reliable Detection Systems | 919 State St Ste B | New Haven | CT | 06511 | (203) 467-7546 | (203) 773-1610 | ||||
| Systems by Walsh LLC | 164 Mill St | East Haven | CT | 06512 | (203) 466-1412 | (203) 466-1412 | ||||
| Continental Security Services Inc | 16 Allen Pl | New Haven | CT | 06512 | (203) 468-9384 | (203) 468-5623 | ||||
| Cite Security Inc | 60 Connolly Pkwy | Bldg 10-203 | Hamden | CT | 06514 | (212) 686-5151 | (212) 686-5156 | www.citesecurity.com | ||
| Alert Security Systems Inc | 308 Blake St | New Haven | CT | 06515 | (203) 387-8332 | (203) 397-1041 | ||||
| The Professionals LLC dba Integrated Security Group | 76 Highmeadow Lane | West Haven | CT | 06516 | (203) 932-6967 | (203) 931-9457 | ||||
| Standard Security Systems Inc | PO Box 4005 | Bridgeport | CT | 06607 | (203) 334-1922 | (203) 337-3520 | www.standardsecurity.com | |||
| Choice Security Systems LLC | PO Box 55365 | Bridgeport | CT | 06610 | (203) 366-1682 | (203) 366-1809 | ||||
| Stanley Convergent Security Solutions Inc - Trumbull CT | 12 Cambridge Dr | Trumbull | CT | 06611 | (203) 396-8610 | (203) 396-8629 | www.stanleysecuritysolutions.com | |||
| Fairfield County Alarm Service Inc | 386 Morehouse Rd | Easton | CT | 06612 | (203) 261-8740 | (203) 261-9267 | ||||
| Advanced Security Technologies Inc | 1876 Barnum Ave | Stratford | CT | 06614 | (203) 381-0060 | (203) 380-2579 | ||||
| Protect America Corporation/Dynamark Security | 1383 North Main St | Waterbury | CT | 06704 | (203) 757-1744 | (203) 759-0160 | ||||
| Associated Lock & Security LLC | PO Box 3318 | Waterbury | CT | 06705 | (203) 754-5625 | (203) 757-1705 | www.associatedlockandsecurity.com | |||
| Sterling Security Systems Inc | 211 Schraffts Dr | Waterbury | CT | 06705 | (203) 757-5800 | (203) 757-4584 | www.sterlingsecuritysystems.com | |||
| Sentry Security Inc | 33 Wolcott Rd | Ste 5A | Wolcott | CT | 06716 | (203) 879-9949 | (203) 879-9909 | |||
| Berkshire Alarm | PO Box 879 | Litchfield | CT | 06759 | (860) 489-5080 | (860) 489-0729 | www.berkshirealarm.com | |||
| Northwest Alarm & Security Systems LLC | PO Box 1075 | Litchfield | CT | 06759 | (860) 567-1234 | (860) 567-1235 | ||||
| Master Security Systems Inc | PO Box 137 | Middlebury | CT | 06762 | (203) 758-9909 | (203) 758-1794 | ||||
| Hastey Security Services LLC | 7 Nicholas Square | New Milford | CT | 06776 | (860) 488-0981 | (860) 355-9543 | www.hasteysecurityservices.com | |||
| Fire Control Service Co Inc | 221 Danbury Rd | New Milford | CT | 06776 | (860) 354-6334 | (860) 350-2817 | ||||
| Allard Security Inc | 178 Parkman St | Oakville | CT | 06779 | (860) 274-6060 | (860) 274-6142 | ||||
| Structured Home Solutions LLC | 8 Sunny Ln | Sherman | CT | 06784 | (860) 210-0855 | (860) 488-9186 | www.shomesllc.com | |||
| Brass City Alarm LLC | PO Box 70 | Watertown | CT | 06795 | (860) 485-0925 | (860) 485-1518 | ||||
| Secure Alarm Installations LLC | PO Box 436 | Bethel | CT | 06801 | (888) 744-7309 | (203) 263-6633 | ||||
| AAA Alarm Engineering Security Alliance | PO Box 603 | Bethel | CT | 06801 | (203) 748-5133 | (203) 792-9599 | ||||
| Advanced Electronic Systems LLC - Brookfield CT | 195 Federal Rd | Ste 7 | Brookfield | CT | 06804 | (203) 775-1100 | (203) 775-1155 | www.aesalarm.com | ||
| United Alarm Services Inc | 1087 Federal Rd | Ste 5 | Brookfield | CT | 06804 | (203) 775-8788 | (203) 775-8222 | www.unitedalarm.com | ||
| All-Ways Secure LLC | 36 Tamarack Ave Ste 109 | Danbury | CT | 06811 | (203) 778-3106 | (203) 778-3106 | ||||
| Alarm King Inc | PO Box 2027 | Danbury | CT | 06813 | (203) 743-1721 | (203) 792-8895 | www.alarmkingcentral.com | |||
| MCI Security Systems | 221 Windsor Rd | Fairfield | CT | 06824 | (203) 377-5555 | (203) 336-1500 | www.mcisecurity.com | |||
| EBC Security LLC | 242 Kings Hwy Cutoff | Fairfield | CT | 06824 | (203) 368-0800 | (203) 367-0527 | ||||
| Lexco Inc | 338 Commerce Dr | Fairfield | CT | 06825 | (203) 367-4930 | (203) 334-0800 | www.lexcosecurity.com | |||
| Homeguard Inc | 2325 Black Rock Tpke | Fairfield | CT | 06825 | (203) 371-0311 | (203) 371-8811 | ||||
| National Guardian Security Services Inc | 30 Oakwood Ave | Norwalk | CT | 06850 | (203) 849-1700 | (203) 849-1701 | www.nationalguardiansecurity.com | |||
| Security Solutions Inc | 12 Oakwood Ave | Norwalk | CT | 06850 | (203) 846-8466 | (203) 846-4567 | www.ssisystems.net | |||
| American Alarm Ltd Inc | 9 Mott Ave Ste 201 | Norwalk | CT | 06850 | (203) 852-4343 | (203) 852-4342 | ||||
| Advanced Electronic Systems LLC | 16 Brookfield St | Norwalk | CT | 06851 | (203) 846-0700 | (203) 840-1516 | www.aesalarm.com | |||
| Chandler Security Systems Inc | 314 Westport Ave | Norwalk | CT | 06851 | (203) 849-1004 | (203) 849-1006 | www.chandlersecurityinc.com | |||
| Spectrum Integrated Systems LLC | 116 East Ave | Unit 3 | Norwalk | CT | 06851 | (866) 600-7874 | (203) 854-9994 | |||
| Preston Alarm Service | 3 Frog Holw | Ridgefield | CT | 06877 | (203) 431-2916 | |||||
| Kemp Security | 37 Beal St | Stamford | CT | 06902 | (203) 323-2840 | www.kempsecurity.com | ||||
| Security Specialists | 3 Depinedo Ave | Stamford | CT | 06902 | (203) 252-2300 | (203) 252-2301 | www.securityspecialists.com | |||
| NYPI Security LLC | 550 West Ave | Stamford | CT | 06902 | (203) 223-6000 | (203) 504-5225 | ||||
| Professional Security Group | 85 Wyndover Ln | Stamford | CT | 06902 | (203) 869-2068 | (203) 978-1515 | ||||
| B&C Security Systems | 101 Lawn Ave | Stamford | CT | 06902 | (203) 921-2615 | (800) 878-4243 | ||||
| PI Security LLC | 81 Ridge Brook Dr | Stamford | CT | 06903 | (203) 862-9300 | (203) 504-3153 | ||||
| Welte Electronic Systems Co | 627 Glenbrook Rd | Stamford | CT | 06906 | (203) 325-4554 | (203) 359-2011 |