We Value the Safety of our Clients


Private Investigation Services


Personal Services

Catching Cheating Spouses

Personal Background Checks

Missing Person Search

License Search

Other Services





Legal Services

Asset Investigations

Process Services

Criminal Records

Witness Statement

Accident Investigations

Business Identity        


Insurance Services

Workers Comp Fraud

Subrosa Surveillance


Disability Fraud

Skip Tracing


OSOS Security Services provides a full-service investigative company with expertise in surveillance, worker's compensation investigations, interviews, and electronic countermeasures. Our professional specialist in the investigation field holds the required licenses for the state of California and has delivered professional and prompt investigative services for thousands of clients. Our private investigation team has obtained over 2,000 statements and performed over 1,000 surveillance cases in the Bay Area. In addition, our team has performed investigation in Juvenile, Criminal, Civil, Domestic, Family Law and Real Estate. We handle all of your private investigation needs anywhere in California. Our agents have the experience, resources and knowledge that insures your needs are being served.





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