Welcome to
Diligence Security
Best Private Security Company - Affordable Guard Services in Washington
"Leadership through Integrity"
At Diligence Security, we offer customized Security Solutions tailored to your specific needs, including Security Patrol Officers, On-Site Security, Emergency Fire Watch, Event Security and 24/7 Emergency Services. Our trained Security Patrol Officers are equipped to handle a variety of situations, ensuring the Safety and Security of your property and assets. Contact us today to learn more about how our expert Security Guards can help you protect what matters most.
Our Services
Roaming Security Patrols, On-Site Security, Emergency Fire Watch,
Event Security & 24/7 Emergency Services
Mission Statement
& Core Values
Dependable
•Accountable
•Consistent
•Affordable
•Reliable
Adaptive
•Community Oriented
•De-Escalation
•Compassion
•Empathy
Ethical
•Morally Authentic
•Environmental
•Transparent
•Honest
Diligent
•Knowledgeable
•Receptive
•Thorough
•Proactive
​
Diligence Security is committed to redefining the Security Services industry by operating at the highest ethical and environmental standards while protecting our Clients, Employees, and Communities
with pride and professionalism.
Contact Information
Contact Us:
Main Line: 253-227-3565
Reporting: 253-579-8472
Diligence Security
621 Pacific Ave, Suite 104,
Tacoma, WA 98402
Diligence Security
85 S Washington St, Suite 301,
Seattle, WA 98104
Operating Hours:
Open 24 hours a day, 7 days a week