Best Private Investigators in Pittsburgh

Why These Private Investigators?

Our goal is to connect people with the best local experts. We scored Pittsburgh 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 90 60 17

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

Brian Weismantle Investigative Services

Brian Weismantle Investigative Services is a private investigations firm located in Pittsburgh, Pennsylvania. Brian Weismantle, a retired homicide detective with 24 plus years of service with the Pittsburgh Bureau of Police, provides civil and criminal investigations, insurance/workers comp fraud services, court-related services, and fingerprint services. Brian Weismantle Investigative Services is a Licensed Private Investigator and Air National Guard. The agency is affiliated with FOP.

Pittsburgh, PA 15219


Cherish Investigations

Cherish Investigations is located in South Park, Pennsylvania. Founded in 2003, the firm offers over 25 years of experience and expertise to clients in need of a variety of investigation services. The firm specializes in building and developing civil and criminal cases for clients and/or their attorneys. Cherish Investigations focuses on family law but also includes personal protection, security assistance, interior and exterior perimeter surveillance and monitoring equipment, among other areas of expertise.

South Park, PA 15129


Gusdonevich and Associates Investigative Services

Gusdonevich and Associates Investigative Services is located in Carnegie, Pennsylvania and provides services for personal injury attorneys, family law attorneys, estate law attorneys, the business community, the general public, and criminal law attorneys. John E. Gusdonevich, Jr., their lead investigator, obtained his Bachelor of Arts degree in Administration of Justice from the University of Pittsburgh in 1976. He has been a proud member of the National Association of Legal Investigators since 1985 and of the Pennsylvania Association of Licensed Investigators since 2007.

Carnegie, PA 15106


Rega Investigative Group, LLC

Rega Investigative Group, LLC is located in Pittsburgh, Pennsylvania. They offer investigative services and security services. Their investigative services include surveillance, litigation support, background investigation, employee misconduct, fraud and abuse, computer and cell phone forensics, residency verification, and contractor verification. They are a proud member of the Association of Certified Fraud Examiners, Westmoreland Chamber of Commerce, and Pennsylvania Association of Licensed Investigators.

Pittsburgh, PA 15222


Royal Investigative Services

Royal Investigative Services is located in Youngwood, Pennsylvania and serves the Central and Western Pennsylvania area. They have been in the industry for more than 20 years offering services that include civil, criminal defense, protective services, fraud, domestic custody and child support, infidelity, missing persons or unsolved crimes, and drug addiction verification and locating. Theys understand the importance of professionalism, integrity and trust.

Youngwood, PA 15697