Security Guard Services in Shoreline, WA
Professional Protection for the Aurora Corridor & Richmond Beach

​Diligence Security provides disciplined, high-stakes security solutions across Shoreline and North King County. From the busy retail hubs of the Aurora Corridor to the quiet residential streets of Richmond Beach, we deliver a visible, professional deterrent tailored to the Industries we Serve.
Our veteran-owned team understands the unique landscape of the North End, ensuring rapid response times and total accountability for local businesses and construction sites.
24/7 Fire Watch & Site Safety
With Shoreline’s rapid growth and new mixed-use developments, maintaining fire safety compliance is critical. We provide OSHA-compliant Fire Watch services for construction sites and commercial properties to keep your project on schedule and fully insured.
Our officers maintain detailed, audit-ready logs that meet all local Shoreline fire marshal requirements, preventing costly shutdowns and ensuring 24/7 coverage.
Randomized Mobile Patrols & Perimeter Checks
We secure the "hot spots" in Echo Lake, North City, and Hillwood. Our randomized patrol routes prevent criminal patterns from forming, protecting HOAs, apartment complexes, and retail plazas.
Every visit from our Patrol Officers is backed by GPS-verified reporting, ensuring that your property is being checked exactly when and where it's supposed to be.
Real-Time Reporting & Accountability
You receive instant incident notifications with direct communication with a Supervisor. We eliminate the guesswork, giving you immediate awareness of any site activity.
Access your monthly Incident Logs anytime to maintain a complete, audit-ready record of your site’s security status.
Security Resources
Explore our specialized solutions for Security Patrol Services, On-site Security, and Emergency Fire Watch to build a comprehensive protection plan for your property.
