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Security Camera & Doorbell Installation in El Cajon, California

15 businesses offering security camera & doorbell installation with a El Cajon address in San Diego County, CA. Updated 9-22-26.

Business	Phone	Website
Addax Electric Inc.El Cajon	(619) 749-8360	addaxelectric.com	Report Phone doesn’t work Website doesn’t work
All SecureEl Cajon	(877) 247-7760	—	Report Phone doesn’t work
Allied Universal® Security ServicesEl Cajon	(866) 885-3717	aus.com/san-diego-security-services-systems	Report Phone doesn’t work Website doesn’t work
Andrus Smart TechnologiesEl Cajon	(619) 596-1287	andrussmarttech.com	Report Phone doesn’t work Website doesn’t work
Coddington Lock and SecurityEl Cajon	(619) 499-5571	coddingtonlock.com	Report Phone doesn’t work Website doesn’t work
Master Halco | Fence & Deck SupplyEl Cajon	(619) 590-2967	masterhalco.com	Report Phone doesn’t work Website doesn’t work
Nobelguard Security | Professional Security Guard Service in CaliforniaEl Cajon	(619) 599-2797	nobelguardsecurity.com	Report Phone doesn’t work Website doesn’t work
Nova SecurityEl Cajon	(619) 448-3007	novasecurity.us	Report Phone doesn’t work Website doesn’t work
One Touch Home Theater IncEl Cajon	(619) 784-7733	onetouchhometheater.com	Report Phone doesn’t work Website doesn’t work
Ram Construction SDEl Cajon	(858) 380-6490	ramconstructionsd.com	Report Phone doesn’t work Website doesn’t work
REEL Technologies, Inc.El Cajon	(619) 964-0094	reeltechnologiesinc.com	Report Phone doesn’t work Website doesn’t work
Sciens Standard Electronics DivisionEl Cajon	(619) 596-9950	sciensusa.com/service-area/el-cajon-ca	Report Phone doesn’t work Website doesn’t work
Silverstrand Technologies, Inc.El Cajon	(619) 732-0628	silverstrand.com	Report Phone doesn’t work Website doesn’t work
Watchlight CorporationEl Cajon	(800) 762-9964	watchlight.com	Report Phone doesn’t work Website doesn’t work
Zions Security AlarmsEl Cajon	(858) 753-6111	zionssecurity.com/ca/san%20diego	Report Phone doesn’t work Website 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 security camera & doorbell installation in San Diego County, by townAll 105 trades in San Diego County