Find the 18 Best Security Companies in Washington

Browse 18 security companies serving Washington, including Redmond, Seattle and Spokane, for home and commercial protection. Review guarding, patrol and security system services, read customer feedback and contact local providers for estimates.
We offer 24/7 technical support with guaranteed response times from local technicians.
Interwest Communications offers reliable IT services, phone systems, and security solutions in Wenatchee, WA. Expert support for businesses of all sizes with 24/7 technical assistance and free phone bill audits.
Business Phone Systems Cloud Hosted Voice Video Conferencing
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Signaling System Solutions
20 Years
Emergency
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We guarantee a 2-hour emergency response time in the Greater Portland area.
Signaling System Solutions offers 24/7 fire alarm, sprinkler, and life safety services in Portland, OR, with a 2-hour emergency response guarantee and NICET certified technicians.
Fire Alarm Systems Fire Sprinkler Systems Life Safety Systems
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Audio Plus
32 Years
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We offer over 25 years of experience in custom home installations.
Audio Plus offers expert home automation, theater installations, and audio systems in Bellevue, WA, with over 25 years of experience and superior service.
Home Theaters Multi-room Audio Home Automation
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Burdick's Security
50+ Years
Emergency
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We offer over 60 years of local security expertise in Seattle
Burdick's Security offers comprehensive security solutions in Seattle since 1959, including surveillance, access control, and 24/7 emergency services. Certified GE Security Pro with 60+ years of expertise.
Security Systems Locksmith Services Video Surveillance
We have operated since 1979 delivering lowvoltage services.
We provide fast, precise lowvoltage installationsStarlink, audio, surveillanceensuring reliable performance, fair pricing, and full client satisfaction.
Starlink Installation PreWiring Retrofits Surveillance Systems
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Security Professionals
28 Years
Emergency
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We have 50+ years of combined experience in the alarm and access control industry.
Security Professionals offers expert installation and service of home and business security systems in Vancouver, WA. Specializing in alarm systems, access control, and video surveillance with 50+ years of industry experience.
Security Systems Installation Alarm Systems Access Control
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Keyhole Security
50+ Years
Emergency
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We offer 24/7 emergency locksmith and security services for urgent needs.
Keyhole Security offers 24/7 locksmith and electronic security services in Wenatchee, WA. Serving residential, commercial, and industrial clients since 1948 with certified, reliable solutions.
Locksmith Services Master Key Systems Automotive Keys & Remotes
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Guardian Security
50 Years
Emergency
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We offer over 50 years of technical expertise in integrated security systems.
Guardian Security provides comprehensive fire and security system solutions in Seattle, including installation, monitoring, and maintenance services for commercial and residential properties.
Fire Alarm Systems Access Control Video Surveillance