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Our Services

Professional Security Services for Western Washington

Diligence Security provides comprehensive protection for businesses, construction sites, and neighborhoods across King, Pierce, Snohomish, Kitsap, and Thurston Counties. Headquartered in Puyallup, we specialize in high-visibility Patrols and 24/7 Rapid Response, serving clients from the industrial hubs of Frederickson and the Port of Tacoma to commercial centers in Puyallup and Seattle. We go beyond standard "Observe and Report" tactics to actively deter criminal activity and protect your assets.

A side-profile view of a Diligence Security white Ford Explorer patrol vehicle with high-visibility door decals and a professional roof-mounted light bar.

Security Patrol & Alarm Response

Marked Units: GPS-tracked vehicles for maximum deterrence

Randomized Routes: Randomized patrols prevent criminal timing

Rapid Response: Priority dispatch for alarm triggers and tenant calls

Diligence Security provides high-visibility mobile patrols to deter theft and vandalism in South Hill, Frederickson, and Puyallup.

Rear view of a Diligence Security officer in a professional black uniform with bold silver lettering, conducting an on-site patrol in the Eastside Tacoma area.

Dedicated On-site Security Officers

Verbal Judo: Officers trained in

de-escalation & public safety

Professional Uniforms: Equipped consistently for easy recognition

Digital Logs: Real-time incident reporting for total accountability

We deploy professionally trained, uniformed Security Officers to secure construction sites, healthcare facilities, and retail centers across Tacoma and Seattle.

A Diligence Security officer performing a fire watch inspection of a commercial fire control panel to ensure safety compliance and emergency readiness in Seattle

Emergency Fire Watch

Rapid Deployment: Officer onsite in hours to prevent closure

Code Compliance: Trained on local & state Fire Code standards

Audit-Ready Logs: Digital logs provided instantly for inspection

Our fire code-certified Officers eep your business open and compliant across the greater Puget Sound, including Seattle, Tacoma, Everett, and Olympia.

Diligence Security providing professional event security and crowd management for a busy corporate function at a Seattle venue.

Private & Corporate Events

Guest Safety: Professional screening and entry management

Scalable Teams: From small weddings to large corporate galas

Discreet Protection: Uniforms that match your event's atmosphere

​Diligence Security provides crowd control, VIP protection, and access management for corporate galas, private functions, and community events in Western Washington.

A Diligence Security officer standing guard next to a marked patrol vehicle in a Tacoma parking garage to provide on-site security and deterrence.

24/7 Emergency Response

Rapid Dispatch: Priority response for immediate security breaches

Temporary Coverage: Short-term Officers for broken doors or gates

Holidays & Weekends: Operating 365 days a year

Diligence Security offers immediate deployment for alarm response, access control failures, and urgent threats in Tacoma, Puyallup, and Seattle.

A Diligence Security marked patrol vehicle positioned for strategic surveillance under an overpass in Tacoma.

Industry-Specific Expertise

Sector Training: Security for maritime, logistics, and retail.

Risk Mitigation: Oversight for high-liability industrial sites.

Compliance: Meeting all insurance and safety standards.

We provide protective services for Western Washington businesses, from maritime terminals to private residential developments.

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