Assess the Brentwood property
Review risks, blind spots, doors, existing infrastructure, network, power, and access conditions.
Hello, Brentwood
Professional security system installation in Brentwood.
Three Factor Security provides security camera installation, alarm installation, access control, and intercom installation for homes, estates, offices, campuses, storefronts, and residential communities throughout Brentwood’s commercial village, hillside properties, and surrounding residential neighborhoods.
- ★ 4.9 ratingHundreds of client reviews
- 10,000+Systems installed & serviced
- Since 2008Family-owned
- CSLB #1094834C-7 licensed, bonded & insured
- BSIS ACO #8164Licensed alarm company
Brentwood security systems
Built for how Brentwood properties actually operate.
Brentwood properties range across high-value residences, professional offices, schools, healthcare, retail, and multifamily properties. We design camera coverage, alarm zones, door control, and visitor entry around the way each site is used rather than applying a standard equipment package.
Long approaches, private outdoor areas, shared parking, and a mix of pedestrian and vehicle entries shape many local system designs.
Three Factor installs everything from a handful of cameras to enterprise systems of 32 or more across Brentwood — HD and 4K cameras, DVR/NVR storage for 30, 60, or 90+ days, AI-driven people-and-vehicle detection, and mobile access so you can watch your property live from anywhere. Brentwood is an affluent Westside community of hillside homes and quiet retail, which means estates, family homes, and boutique retail all carry different security needs, and we tailor every system to the property in front of us. Each install starts with an on-site assessment near San Vicente Boulevard and ends with full training and warranty terms written into your project agreement. Living and working in Los Angeles County is demanding enough — let our team handle the cameras so you can focus on what matters.
Property-specific security planning
Balancing discreet installation and serviceable security
For a Brentwood residence or professional office, the design should address useful detail at arrival points while respecting neighboring spaces and finished interiors. Decide which users need live viewing, playback or administrative control before creating accounts.
Concealed pathways and discreet equipment still need practical maintenance access. Review mounting surfaces, service routes, backup power and local recording during the survey. A system that looks refined should also allow a failed camera or battery to be serviced without unnecessary disturbance.
Representative Southern California field work
Local planning backed by hands-on installation experience.
For Brentwood, we plan around the property in front of us and bring the same field standards shown in these authentic regional installations. Our experience spans urban commercial properties, active business environments, industrial operations, and residential sites. Images show Three Factor Security work completed elsewhere in Southern California and are selected to match the broad property context—not to represent a specific address in Brentwood.
Commercial • Industrial • ResidentialAssessment • Design • InstallationMonitoring • Service • Response
Fieldwork inGlendale
Fieldwork inWest HollywoodAvailable in Brentwood
Complete security services from one team.
Security Camera Systems in Brentwood
Cameras placed for the views you actually need, with clear footage you can check from your phone.
Explore service →Live Monitoring & Remote Site Surveillance in Brentwood
Construction sites and vacant properties, watched from a UL-listed, Five Diamond central station.
Explore service →Virtual Security Guard & Incident Response in Brentwood
Virtual guarding through our UL-listed monitoring partner: live remote patrols, verified events, and audio talk-down.
Explore service →Alarm Systems in Brentwood
Alarm systems that are simple to arm, easy to verify, and ready for monitoring.
Explore service →Intercom Systems in Brentwood
See and talk to visitors before you open the door or gate.
Explore service →Access Control Systems in Brentwood
Card, fob, and phone access for doors, gates, and garages, with permissions you control.
Explore service →Early Detection Systems in Brentwood
AI analytics and thermal sensing that flag a problem while it is still developing, not after the damage is done.
Explore service →Gates, Fencing & Perimeter Security in Brentwood
Pedestrian and vehicle gates, fencing, and gate operators, tied into your access control and intercoms.
Explore service →Security Audio & Emergency Communication Systems in Brentwood
Speakers, paging, and talk-down so your team can warn people and direct them in real time.
Explore service →Security System Upgrades & Modernization in Brentwood
Upgrades for older systems that are unreliable, unsupported, or never documented, keeping whatever still works.
Explore service →Consulting & System Design in Brentwood
An honest audit of what you have and what is missing, plus a plan you can budget in phases.
Explore service →Preventive Maintenance & System Health in Brentwood
Scheduled inspections, cleaning, and testing, so problems get caught before you need the footage.
Explore service →Your local project
From site walk to system handoff.
Design the system
Choose the equipment, map the coverage, and plan for what you will add later.
Install & commission
Install it cleanly, test everything, set up your phones, and walk your team through it.
Support after handoff
Stay available for service, maintenance, and upgrades after the install.
Nearby service areas
Free assessment
Plan your security in Brentwood.
Tell us how to reach you and what you need. Here’s what happens next:
- We call you.A short phone consultation about the property and what you need.
- We visit if it helps.For qualifying projects, we review the property on site.
- You get an estimate.Verbal or written. Scope and pricing are agreed in writing before any paid work.
Family-owned since 2008 · Licensed, bonded and insured · CA CSLB #1094834 (C-7) · CA BSIS ACO #8164 (Alarm)
Begin with a professional assessment