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OSOS Security Services


We Value the Safety of Our Clients

Insights From Trusted Industry Professionals

Our articles and videos will show you everything you need to know about the world of security services and training.

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Insider Information From Professionals You Can Trust

OSOS SECURITY SERVICES is a trusted security company in California that offers security solutions such as guard card training, firearms training, private investigation, and registered process services. Get the latest information in the world of security and check out our blog today! For inquiries, don’t hesitate to contact us.

5 Reasons Why Security Guards May Play a Critical Role in Future Law Enforcement 

Guard Card Classes

15 Frequently Asked Questions to Get Your Security Guard Card in California

Guard Card Training

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The 9 Best Secuirty Officers Advice to Follow  For Beginners

Guard Card Classes

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