Best Private Investigators in Ontario, CA

Private Investigators Ready to Help

  • Female Private Investigator & Process Server

    Riverside, CA · LP Solutions Private Investigations

    We offer a range of investigative services. Our goal is to offer quality services that benefit our clients. Whatever your situation and...

    5/5 stars 15 reviews · 12 credentials · Licensed in CA

  • PI Services

    Glendale, CA · JD Stone Agency

    This detective agency has been providing investigative services since 2002. They do background checks, cheating spouse and wrongful death investigations, serial claims, and more.

    4/5 stars 9 reviews · 8 credentials · $35-75 / hour · Licensed in CA

  • Private Investigator

    Ontario, CA · Corinthian Group

    We are California's premier private investigative firm. Our investigators' primary interest is to ensure that all of our clients are provided with...

    9 credentials · $85-125 / hour

  • Legal Services

    Beverly Hills, CA · Brignac Paralegal Contracting Services, LLC.

    Do a background check and clear the doubt by hiring this company's investigative services. These private investigators also provide legal research and consultations, and more.

    6 credentials

  • Private Investigation Services & Fugitive Recovery

    Los Angeles, CA · U.N.I.T. 07 / Archer Investigations

    Hire private investigators from U.N.I.T.07 / Archer Investigations. They have a combined 25 years experience in investigations. They do background checks, security services consulting, and more.

    5/5 stars 2 reviews · 5 credentials · $50-150 / hour

  • Private Investigator & Registered Process Server

    Santa Ana, CA · New Technologies Investigative Services

    New Technologies Investigative Services handles all types of registered process server and private investigator jobs. They take care of small claims, civil documents, and more.

    4 credentials · $85-150 / hour · Licensed in CA

  • Security & Investigations

    Beverly Hills, CA · SIB Investigations

    SIB Investigations is a licensed private detective company that has been offering private investigation services, as well as estate and construction security, and workers investigation since 1999.

    3 credentials · $35-75 / hour

  • Professional Private Investigators

    Claremont, CA · O&O Investigations

    This company handles private investigator jobs that include asset searches and locates, background checks and more. Their private eyes use professional-grade equipment to meet your expectations.

    4 credentials · $75 / hour

  • Security Investigation Agency

    Signal Hill, CA · Long Beach ICS of California

    This company is a security investigation agency that offers 24/7 surveillance services. Their private eyes also do background checks and infidelity investigation.

    3 credentials

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