Comprehensive Security Service Inc. (CSSI)
Firewatch Security for California Sites & Commercial Properties
Don't risk a shutdown. Professional firewatch guards for code-required site monitoring.
Trusted By Government Organizations
Trusted Security Since 1989 | Serving Public & Private Sectors
Is Your Building's Fire System Down?
When your fire alarm system is offline for maintenance, malfunctioning, or damaged, you are legally required to have a physical fire watch. CSSI offers professional firewatch across California with 24/7 support.
Broken Sprinkler Coverage
Licensed guards for broken sprinklers or alarm failures. Year-round site compliance.
Stop Fires Before They Start
Our guards maintain a vigilant presence to prevent fires from starting and causing catastrophic consequences.
Avoid Fines & Closures
Licensed firewatch to meet local safety codes. We keep your building open and compliant.
Comprehensive Security Service for Fire Safety
We deliver expert fire watch solutions to ensure you meet all fire marshal codes.
Scheduled Firewatch Rounds
Our guards conduct regular foot patrols to identify possible fire hazards and ensure Active Hazard Elimination.
Meticulous Safety Logbooks
Our guards are mandated to keep a daily firewatch log that fulfills all local authority and insurance requirements.
Hot Work & Wildfires
We offer specialized firewatch for commercial sites performing "hot work" or properties facing seasonal California wildfire risks.
24/7 Emergency Response
Guards will contact the relevant agencies regarding fire risks, request assistance, and suggest evacuations if threats escalate.
Licensed Firewatch Guards & Expert Personnel
24/7 guarding means you get round-the-clock protection to ensure your assets remain secure.
Code-Required Compliance
Whether your system is down for maintenance or damaged, building owners in California and Nevada must invest in code-required firewatch services to remain in compliance with local rules and regulations.
Rapid Deployment
Fire system failures happen without warning. We deploy fast to Deter Fire Threats on Site before the Fire Marshal arrives.
Highly Trained Personnel
Our firewatch company employs security guards with extensive experience in identifying fire risks and responding promptly to prevent them from escalating out of control.
Upgrade Firewatch Security with Mobile AI Surveillance
Enhance your physical firewatch patrols with advanced thermal technology for large-scale outdoor sites.
Solar-powered AI trailers equipped with thermal cameras detect unusual heat signatures across expansive commercial and industrial properties.
Automated Surveillance. Active Deterrence. Evidence Grade Video.
Why choose Comprehensive Security Services?
CSSI is your reliable firewatch partner: we have provided expert firewatch services to companies in the public and private sectors for over 35 years, trusted security since 1989.
Regional CA Expertise
More wildfires take place in California every year than in any other U.S. state. We understand the unique environmental risks of the region.
GPS-Tracked Patrols
We use real-time tracking software. You receive detailed reports showing exactly when your perimeter was checked.
Fleet Readiness
Our diverse fleet of hybrids and 4x4 trucks guarantees we can protect your site regardless of the terrain or weather.
Security Guards for California
CSSI specializes in serving the following counties in Northern California, Central California, and Southern California, including:
Butte, Colusa, El Dorado, Glenn, Lassen, Modoc, Nevada, Placer, Plumas, Sacramento, Shasta, Sierra, Siskiyou, Sutter, Tehama, Yolo, Yuba Del Norte, Humboldt, Lake, Mendocino, Napa, Sonoma, Trinity
Alameda, Contra Costa, Marin, San Francisco, San Mateo, Santa Clara, Solano
Alpine, Amador, Calaveras, Madera, Mariposa, Merced, Mono, San Joaquin, Stanislaus, Tuolumne
Monterey, San Benito, San Luis Obispo, Santa Barbara, Santa Cruz, Ventura
Fresno, Inyo, Kern, Kings, Tulare
Riverside, San Bernardino
Los Angeles
Orange
Imperial, San Diego
Request Quote
Don't leave your perimeter exposed. Contact us for security services today to schedule your custom patrol route.
