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


Dan Haser, LLC

Dan Haser, LLC is a private investigations agency located in Pittsburgh, Pennsylvania. Their premier investigator, Dan Haser retired from the FBI in 2010 after 23 years of service as a Special Agent. In 2011, he became a licensed private investigator in the Commonwealth of Pennsylvania, PI #0685. They service law firms, products, corporations and businesses, and individuals. Dan Haser is a member of the Society of Former Special Agents of the FBI, Inc.

Pittsburgh, PA 15234


Forletta Consulting and Investigation Services

Forletta Consulting and Investigation Services is a private investigations firm with offices located in Pittsburgh, Pennsylvania and New Castle, Pennsylvania. As a team, the agency has over 100 years of combined investigative experience and training. Their services include due diligence, surveillance, handwriting analysis, intellectual property protection, workplace investigations, drug investigations, and more. They provide services for lawyers, personal and family, government, international, education, and within the medical field. This company is a verified business.

Pittsburgh, PA 15219


Fraud Investigative Service

Fraud Investigative Service is located in Pittsburgh, Pennsylvania. Their company President Andrew Richards, CFS, is a recently retired federal agent with well over 25 years’ experience in investigating fraud schemes in both federal and state venues. The firm provides both civil and criminal investigations and provides services pertaining to internal and external corporate investigations, fraud and theft investigations, whistleblower/qui tam actions, corporate fraud, commercial corruption, investment fraud, and more in order to discreetly determine how much fraud exposure their clients have.

Pittsburgh, PA 15237


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


Passant & Passant Ltd.

Established in 1990, Passant & Passant Ltd. is a private investigations firm located in Oakmont, Pennsylvania. Their confidential investigation services include insurance fraud, worker's compensation, corporate investigations, employee theft, criminal investigations, civil investigations, domestic investigations, and more. Conducting client investigations aggressively while remaining within the scope of the law, they strive to provide clients with a reliable and worthwhile experience.

Oakmont, PA 15139


Protector Security Services and Investigations Group, LLC

Located in Oakdale, Pennsylvania, Protector Security Services and Investigations Group offers security services and investigations. Their investigation services include accident and background investigations, workers' compensation fraud, civil and criminal investigations, corporate investigations, attorney support services, and more. The firm was formed in order to serve the delicate and discreet needs of corporations, businesses, and individuals.

Oakdale, PA 15071


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


Specialty Private Investigators Inc.

Established in 1995, Specialty Private Investigators Inc. is located in Pittsburgh, Pennsylvania. Serving not only the private sector but the corporate sector as well, they can help clients uncover the truth. Whatever kind of legal problem anyone is dealing with, whether it’s a business dilemma or a personal issue, Specialty Private Investigators can help. They have partnerships with Super, Pennsylvania Association of Licensed Investigators, Merchant Circle, and National Investigators & Security Professionals.

Pittsburgh, PA 15236


Woodard Private Investigations

Woodard Private Investigations is owned by Private Investigator Frederick Woodard who is a retired, highly-decorated detective with the Pittsburgh Bureau of Police. Located in Pittsburgh, Pennsylvania, the agency offers a list of services that include surveillance, pre-employment screening, background investigations, locate/interview persons, process server, personal security, medical billing fraud, and consulting.They are a member of the Pennsylvania Association of Licensed Investigators.

Pittsburgh, PA 15233


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