Security Guard Patrol Services Residential locations near Ontario, CA

Showing 1–10 of 10 results

This page indexes 10 security guard patrol services residential listings for Ontario, CA, covering 3 ZIP codes. Details on this page were last refreshed Oct 2026.

Escape Investigations

Security Investigation Services

📍 Serving Your Area, Ontario, CA, 91761

📞 714-793-8058

When you are in need of an Ontario, CA Private Investigator, don't hesitate to call Escape Investigations. We are committed to finding out all the facts so we can supply the answers you need.

Pacific Western Security

Security Guard & Patrol Services

📍 1215 E Airport Dr Ste 267, Ontario, CA, 91761

📞 909-983-6867

AAA Guard Dogs

Security Guard & Patrol Dogs

📍 1131 E Bermuda Dunes St, Ontario, CA, 91761

📞 909-947-2128

Updated Sep 2026

Guard Systems Inc

Security Guard & Patrol Services

📍 1910 S Archibald Ave Ste M2, Ontario, CA, 91761

📞 909-947-6060

🌐 guardsystemsinc.com

Guard Systems Inc is a security guard and patrol service located in Ontario, California. It has an active online presence as of 2026, indicating ongoing operations. Clients in the Ontario area can rely on this company for their security needs.

Updated Aug 2026