Best Private Investigators in Los Angeles

Why These Private Investigators?

Our goal is to connect people with the best local experts. We scored Los Angeles Private Investigators on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

Reviewed Curated Top Picks 934 570 24

Our Selection Criteria:

  • 1. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 2. Qualifications

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Reputation

    A history of delighted customers and outstanding service.

  • 4. Experience

    Masters of their craft, based on years of practical experience and education.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Read more about our selection process

Delta Detective Agency FEATURED

Delta Detective Agency is an independently owned and operated private investigation company that serves residential and commercial clients in Los Angeles CA and its surrounding areas. It offers a broad range of surveillance and private investigation services for different matters involving fraud, infidelity, child custody, and missing persons. The firm's staff members are composed of former military and private investigator personnel. Delta Detective Agency uses various techniques such as skip-tracing, video surveillance, recorded statements and questioning.

Los Angeles, CA


Corinthian Group

Corinthian Group is a faith-based professional private investigation agency based in Ontario, California specializing in the art of surveillance for workers' compensation fraud, infidelity and child custody, and welfare investigation cases. Corinthian Group is a technology-savvy private investigative firm utilizing state-of-the-art technology, qualified experience, and a strong sense of integrity to provide clients with efficient results. Corinthian Group offers free phone consultations.

Ontario, CA 91764


Groves Investigations

Groves Investigations is a licensed and insured private investigation firm based in the Palos Verdes Peninsula. Owned by a former Los Angeles County sheriff with over 30 years of experience, the firm offers high levels of professionalism, confidentiality, and discretion in providing services such as general surveillance, background checks, asset investigation, litigation support, child custody investigations, workers' compensation investigations, locating individuals, and domestic surveillance. Groves Investigation is a member of California Association of Licensed Investigators.

Palos Verdes Peninsula, CA 90274


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