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Security Camera & Doorbell Installation in St. Charles County, Missouri

22 businesses offering security camera & doorbell installation in St. Charles County, MO. Updated 9-22-26. Serving St Charles, O'Fallon, St Peters, Wentzville, Lake St Louis and Cottleville and the rest of the county.

Business	Phone	Website
Alarm 24St Peters	(636) 970-1777	alarm24stl.com	Report Phone doesn’t work Website doesn’t work
Assurance ProtectionSt Peters	(314) 236-5910	assuranceprotection.net	Report Phone doesn’t work Website doesn’t work
Automated Technologies Computer ServicesSt Peters	(636) 928-5844	atcsusa.com	Report Phone doesn’t work Website doesn’t work
Avery Security LLCWentzville	(888) 688-0340	—	Report Phone doesn’t work
Call A PC TechO'Fallon	(866) 960-1311	callapctech.com	Report Phone doesn’t work Website doesn’t work
Citywide AlarmsSt Charles	(636) 866-0675	citywidealarms.com	Report Phone doesn’t work Website doesn’t work
Digital Security CorporationWentzville	(636) 794-4493	getdsc.net	Report Phone doesn’t work Website doesn’t work
Digital Security CorporationO'Fallon	(636) 978-7778	getdigitalsecurity.com	Report Phone doesn’t work Website doesn’t work
Elite Technology SolutionsSt Peters	(636) 939-4474	elite1988.com	Report Phone doesn’t work Website doesn’t work
Facility Control SystemsSt Charles	(636) 946-7963	facilitycontrol.com	Report Phone doesn’t work Website doesn’t work
Hayes Home SecurityO'Fallon	(636) 577-7881	—	Report Phone doesn’t work
HomeTech 1,LLC | Greater St. LouisSt Charles	(636) 477-8444	hometech1.com	Report Phone doesn’t work Website doesn’t work
IntegriTelSt Peters	(314) 764-6500	integritel.com	Report Phone doesn’t work Website doesn’t work
Lit ElectricSt Peters	(636) 306-2488	stllitelectric.com	Report Phone doesn’t work Website doesn’t work
Master Halco | Fence & Deck SupplySt Charles	(636) 946-3222	masterhalco.com	Report Phone doesn’t work Website doesn’t work
Open Source Integrated Solutions (OSI Solutions)St Charles	(636) 373-8925	—	Report Phone doesn’t work
SmartHome Technologies LLCSt Peters	(314) 744-9085	smarthome-stl.com	Report Phone doesn’t work Website doesn’t work
SnapPro AVSt Charles	(636) 229-1352	snapproav.com	Report Phone doesn’t work Website doesn’t work
St Louis Alarm CoSt Peters	(636) 942-5276	stlalarmco.com	Report Phone doesn’t work Website doesn’t work
Superior Fence & Rail of St. LouisSt Peters	(636) 530-2300	superiorfenceandrail.com/stlouis	Report Phone doesn’t work Website doesn’t work
TSI Global CompaniesSt Charles	(636) 949-8889	tsi-global.com	Report Phone doesn’t work Website doesn’t work
W2W Solutions LLCO'Fallon	(636) 541-1070	—	Report Phone doesn’t work

Listed alphabetically. If a phone number or website does not work, use Report on that listing. Business owners: write to contact@hometradesdirectory.com to correct or remove a listing.

All 105 trades in St. Charles County