We Value the Safety of our Clients


Security Services


In the face of society's changes there is sometimes a need for services that need a different type of protection that requires for a higher degree of overall protection.

OSOS Services believes strongly in the integration of security protective services can be offered to our clients in many different degrees of services. Our service provides several areas of protection in patrol security services in California.



OSOS Security Services offers:

  • Uniformed Security Officers
  • Armed and Unarmed Security Guards
  • Personal Protection
  • Property Security
  • Retail Security
  • Private Patrol
  • Special Events Security 


Patrol vehicle equipment includes:

  • 2-way radios for security officers
  • Amber-colored light bar and spotlights
  • Emergency flares and tape
  • First-aid kit



Contact Us:


We Value the Safety of our Clients

P.O. Box 1404

Mill Valley, CA 94942

Email: Jeff@OSOSsecurityservices.com

Tel: (415) 519-3549

Fax: (415) 888-8467

Firearms Training Facility #1447

Firearms Training Instructor #2344

Private Patrol Operator #17033

Private Investigator #27847

Registered Process Server #1241


View Jeff Ososke's profile on LinkedIn

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