Home security systems in San Marino, CA

There are 207 home security companies within 25 miles of San Marino, CA in the AssistAnt directory as of November 4, 2026, 1 of them based in San Marino itself. None are verified by AssistAnt yet, so check a business’s license and insurance before you hire it. Ranked by activity, never paid: members who pressed Boost this week come first, then verified and claimed businesses, then businesses whose website we checked, then everyone else nearest first. No one can pay for a higher spot.

Home security systems near San Marino

Ranked by activity, never paid. Boosted this week first, then verified and claimed, then website checked, then everyone else nearest first. Not on this list? Add yourself free →

• Security Design Systems, Inc San Gabriel, CA · 1.8 mi Not verified yet (888) 737-4001 Website ↗
• Repairs 4 Security Pasadena, CA · 3.0 mi Not verified yet (612) 559-4112 Website ↗
• Private Security South Pasadena, CA · 3.5 mi Not verified yet (800) 924-4880 Website ↗
• E&E Electronic Engineering Research, Inc. El Monte, CA · 6.9 mi Not verified yet (626) 452-8988 Website ↗
• Everon Los Angeles, CA · 8.1 mi Not verified yet (323) 451-7896 Website ↗
• ECAMSECURE Bell Gardens, CA · 9.6 mi Not verified yet (562) 203-3807 Website ↗
• Xyz Security Corp La Puente, CA · 9.9 mi Not verified yet (626) 271-5261 Website ↗
• Allied Universal Security Systems Los Angeles, CA · 10.0 mi Not verified yet (800) 588-6443 Website ↗
• Avemia Usa Inc Azusa, CA · 10.4 mi Not verified yet (626) 812-0002 Website ↗
• ECAMSECURE Los Angeles, CA · 10.4 mi Not verified yet (213) 204-8556 Website ↗
• Digifier Inc Glendale, CA · 11.7 mi Not verified yet (818) 553-1100 Website ↗
• Himco Security Products Los Angeles, CA · 12.0 mi Not verified yet (800) 232-2222 Website ↗
• HM Security - ADT Authorized Dealer Downey, CA · 12.7 mi Not verified yet (800) 377-4082 Website ↗
• cyber security system & Clouding West Covina, CA · 13.2 mi Not verified yet (626) 501-4360 Website ↗
• Professional Installation Services Beverly Hills, CA · 16.0 mi Not verified yet (310) 289-4964 Website ↗
• ECAMSECURE City Of Industry, CA · 16.4 mi Not verified yet (626) 239-7458 Website ↗
• Building Secure Innovations San Dimas, CA · 16.9 mi Not verified yet (909) 345-1052 Website ↗
• Sentinel Monitoring Compton, CA · 17.1 mi Not verified yet (310) 603-5700 Website ↗
• Convergint La Palma, CA · 18.4 mi Not verified yet (714) 546-2780 Website ↗
• Idsupershop - Id Card Printers, Hid Badges, Id Software & Color Ribbons For Custom Id Card Printing Los Angeles, CA · 19.9 mi Not verified yet (877) 943-7467 Website ↗
• Csi Security Los Angeles, CA · 20.2 mi Not verified yet (310) 475-3100 Website ↗
• Ssd Alarm Anaheim, CA · 21.0 mi Not verified yet (714) 449-9900 Website ↗
• Computer Forensics Management Los Angeles, CA · 21.1 mi Not verified yet (310) 862-4507 Website ↗
• Adt Security Services Anaheim, CA · 21.3 mi Not verified yet (800) 743-4713 Website ↗
• Security Alarms, Inc. Anaheim, CA · 21.5 mi Not verified yet (714) 636-8555 Website ↗
• Securitybud Fullerton, CA · 22.0 mi Not verified yet (855) 551-7233 Website ↗
• Futuristech Communications, Inc. Anaheim, CA · 22.2 mi Not verified yet (866) 783-5326 Website ↗
• R and B Global Security Long Beach, CA · 23.5 mi Not verified yet (310) 438-3044 Website ↗
• Aavvid Systems Inc Santa Monica, CA · 23.6 mi Not verified yet (310) 985-7000 Website ↗
• San Marino Security Systems San Marino, CA · 0.1 mi Not verified yet (626) 285-7778

Showing the 30 listed first. Search by ZIP code to see more.

More near San Marino

Same order as above, continued.

• Baskin & Baskin Inc East Pasadena
• Wynstan USA - Pasadena Pasadena
• Diversified Alarm Service, Inc. San Gabriel
• Bell Security Systems Inc Temple City
• Cyber Defense Group - CDG Pasadena
• Meridian Rapid Defense Group Pasadena
• Three Factor Security Cameras Installation Pasadena Pasadena
• Ameba Technology Inc Temple City
• American Central Alarm Inc. Pasadena
• Dnc Electronic Security Systems Inc. Alhambra
• American Security Products El Monte
• Post Alarm Systems Arcadia
• Comelit Usa Monrovia
• Revelation Integrated Services Monrovia
• Cook Solutions Group Monrovia
• Usa Alarm Systems Inc Monrovia
• D&S Security Monterey Park
• Fortress Security Systems Monrovia
• American Integrated Security Group | California Monterey Park
• Gw Security Inc South El Monte
• Ee Systems Group Inc El Monte
• American Detection Monitoring Solutions Irwindale
• Medina Security Systems Montebello
• Wirepro Solutions Glendale
• Espinoza Installations Los Angeles
• CISS Security Services California Glendale
• Pogo Security LLC Glendale
• KOA EDI Glendale
• High Quality Security Baldwin Park
• Base One Systems Glendale
• Ecxell Electronic cctv West Covina
• Brh Communications Los Angeles
• Meganet Corporation Los Angeles
• Safeways Technology Inc City Of Industry
• Safe And Sound Security Los Angeles
• Cst Security | Creative Security Technology Inc. City Of Industry
• Guidepost Solutions Los Angeles
• Los Angeles Cctv Security Cameras Los Angeles
• Allstate Security Systems Inc Los Angeles
• Secure On You Corporation Los Angeles
• Protection4Less Whittier
• Platinum Vault Inc Los Angeles
• Platinum Vault Security Los Angeles
• Advanced Alarm & Fire Inc. Santa Fe Springs
• Hi-tech Electro Design Glendale
• Millennium Alarm Systems - ADT Authorized Dealer Pico Rivera
• Virtual Management Presence Los Angeles
• Inline Electronics Whittier
• Topaz Alarm Corporation Downey
• Unix Cctv Los Angeles Branch Los Angeles
• Pacific Coast Security Systems Los Angeles
• First Vision USA Los Angeles
• Vonnic Inc City Of Industry
• Skyline Security Downey
• Rar Technology Glendale
• A1 Security Whittier
• Vanguard Smart Home Solutions Santa Fe Springs
• Arcvision Technology Santa Fe Springs
• Hall Store & Market Fixtures Los Angeles
• Protect Your Home - ADT Authorized Premier Provider West Covina
• Adt Security Services West Covina
• Platinum Vault Inc. Security Santa Fe Springs
• Aaa1 Communication Inc Tujunga
• Lts California - Los Angeles City Of Industry
• Advanced Electronic Security Los Angeles
• Mazon DVS Downey
• Noiron Alarm Systems, Inc. Glendora
• Lastech Security Systems, Inc. Burbank
• DVRS Los Angeles
• Senseon - A Secure Access Control Systems Provider Santa Fe Springs
• Sci Telecom Inc. Covina
• Hikvision Usa City Of Industry
• ENE Technology Services LLC Glendora
• United Cctv Rowland Heights
• Esecure La Habra
• Abl Corporation Norwalk
• Kt&c Usa Burbank
• Rti Systems Inc. Burbank
• Csi Security South Los Angeles
• Close Range International Inc Beverly Hills
• Sky Digital Studio City
• Screen International Security Beverly Hills
• Bolide Technology Group San Dimas
• Ventrio Corporation Walnut
• Vivint Solar Los Angeles
• Wonwoo Usa Brea
• Qnap Security Pomona
• Mvp Security Systems, Inc. Brea
• Premier Security- Alarm And Surveillance Camera Installations La Mirada
• Tci Security Cameras La Mirada
• Digital Surveillance Gardena
• Eagle Security Services Inc Gardena
• Fountain Security Services Inc Inglewood
• Praetorian Los Angeles
• Premier Security Services, Inc. Sun Valley
• Eas Sensorsense Inc Sherman Oaks
• Scansys, Inc. Buena Park
• Zettaguard Inc. Brea
• Openpath Security Inc. Culver City
• Designer Sound Security Systems Sherman Oaks
• Amag Technology Hawthorne
• Low Voltage Direct Inc. North Hollywood
• Diversified Automation Buena Park
• Koa Edi Panorama City
• Idteck Global Inc. Gardena
• BitTon Integration Van Nuys
• Patrol Automation Systems Gardena
• Millennium Alarm Systems Inc. - ADT Authorized Dealer Los Angeles
• Future Security And Automation Carson
• High-tech Security Los Angeles
• Ollivier Security Systems Inc Los Angeles
• Coastal Security Systems Anaheim
• Milforttechnology Arleta
• ACC Security & Surveillance Camera Systems Los Angeles
• Protection 1 Home Security Los Angeles Van Nuys
• Associated Protection Specialists Sherman Oaks
• Maxxess Systems Inc Brea
• Safe and Sound Security Pomona
• Radiological Specialists Inc Van Nuys
• Pal Security Systems, Inc. Hawthorne

Questions

How many home security companies are near San Marino, CA?

207 within 25 miles, 1 in San Marino, as of November 4, 2026.

Which home security companies near San Marino, CA are verified?

None yet. Verified means AssistAnt checked the business registration and insurance; unverified listings come from public business records.

Can a business pay to rank higher on AssistAnt?

No. Ranked by activity, never paid: members who pressed Boost this week come first, then verified and claimed businesses, then businesses whose website we checked, then everyone else nearest first. No one can pay for a higher spot. AssistAnt never sells your contact information.

More in San Marino

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• Dryer vent cleaning in San Marino, CA40 businesses
• Used appliances in San Marino, CA17 businesses
• Plumbers in San Marino, CA1007 businesses
• Landscaping & lawn care in San Marino, CA568 businesses
• Pest control in San Marino, CA402 businesses
• Garage door repair in San Marino, CA528 businesses
• Auto repair in San Marino, CA5340 businesses
• Collision repair & auto glass in San Marino, CA1637 businesses
• Computer & phone repair / IT in San Marino, CA985 businesses

Every trade and local freelancer in San Marino →

Nearby towns

• San Gabriel, CA 2 mi
• Pasadena, CA 2 mi
• South Pasadena, CA 3 mi
• Temple City, CA 3 mi
• Arcadia, CA 3 mi
• Alhambra, CA 4 mi
• Monterey Park, CA 4 mi
• El Monte, CA 5 mi
• South El Monte, CA 6 mi
• Monrovia, CA 6 mi

Work in San Marino? Business or freelancer?

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