Best Private Investigators in San Jose

Why These Private Investigators?

Our goal is to connect people with the best local experts. We scored San Jose 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 241 151 16

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

Conroy and Associates, Inc.

Conroy and Associates, Inc. is a private investigation company in San Jose. The firm performs background checks and fraud examination tasks, and it commits to delivering high-quality results with cutting-edge and innovative approaches. Conroy and Associates, Inc. has been around since 1991, and its team members have more than 45 years of combined experience in the investigative and financial fields.

San Jose, CA 95113


Doran Polygraph Services

Doran Polygraph Services is a licensed and insured private investigation company in Santa Cruz. The team provides accurate polygraph services throughout the Bay Area, and it uses only the latest equipment, software, and techniques approved by the American Polygraph Association. Doran Polygraph Services deals with matters, such as infidelity and threats to public safety, and its clients include law enforcement agencies and law firms. Doran Polygraph Services' owner is a former sworn law enforcement officer with more than 10 years of experience in the field.

Santa Cruz, CA 95060


Paula Drake Investigations

Paula Drake Investigations is a private investigation company in San Jose. The firm serves the entire San Francisco Bay Area, and its client list includes law firms, corporate organizations, and individuals. The team conducts surveillance and activity checks, internet investigations and profiling, and missing-person searches, and it also assists with criminal defense and child custody investigation matters. Paula Drake Investigations is a member of California Association of Licensed Investigators, and it offers a free case evaluation.

Palo Alto, CA 94306