Best Private Investigators in Philadelphia

Why These Private Investigators?

Our goal is to connect people with the best local experts. We scored Philadelphia 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 359 221 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

Atlantic Security International Investigations Incorporated

Based in Bensalem, PA, Atlantic Security International Investigations Incorporated comprises 20 full-time staff, 15 part-time staff, and 20 strategic alliances to provide specialized services. They have been featured on NBC, CBS and Fox affiliate news stations, worked on high-profile criminal cases in the region, and served Fortune 100 companies. Specialties include insurance fraud, legal support, corporate investigations, information services, security, and related areas of practice.

Bensalem, PA 19020


Axe Investigative Group

Located in the suburbs of Philadelphia, Axe Investigative Group was established in 1984 and serves all of Eastern Pennsylvania and Southern New Jersey. They specifically work with insurance companies, corporations, and municipalities to provide legal support services, insurance investigation, risk management, due diligence, and related services. This specific focus allows Axe Investigative Group to provide a depth of experience and expertise that isn't always possible with generalist firms. This firm is affiliated with the International Association of Marine Investigators, Intelnet, the National Council of Investigation and Security Services, and the Pennsylvania Association of Licensed Investigators.

Horsham, PA 19044


IRG Investigative Response Group

IRG Investigative Response Group provides private detective services with quality and integrity throughout Pennsylvania, New Jersey, and Delaware. IRG specifically serves the insurance industry and was founded in 2009 by Sean Grant, who has over 15 years experience as former Director of Operations for Willis North America Risk Mitigation Division. Services include insurance investigation to mitigate loss and fraud, high-quality surveillance video using cutting-edge equipment and techniques, and accident scene investigation including photography, witness interviews, measurements, and more.

Springfield, PA 19064


Southeastern Pennsylvania Investigations

Located in Thorndale, Southeastern Pennsylvania Investigations was founded by Bob Kozura, who has more than 30 years of experience as a private investigator including court testimony and a national network of professional associates. Specialty areas include infidelity and divorce, surveillance, cohabitation investigations, subpoenas, witness location, personal injury, criminal defense, and much more. Kozura has a Bachelor of Science Degree in Criminal Justice from West Chester University and has been licensed by the state as a private investigator since 1982.

Thorndale, PA 19372


Wm. Keith Scannell and Associates, Inc.

Located in Philadelphia, Wm. Keith Scannell and Associates, Inc. is a licensed and insured private investigation firm founded in 1985. This business is affiliated with the American Society for Industrial Security (ASIS), Association of Certified Fraud Examiners International, International Association of Arson Investigators, and Claims and Litigation Management Alliance. Specialty areas include insurance defense, surveillance, proactive guard patrol, local and national process service, child custody and divorce investigations, background checks, and much more.

Philadelphia, PA 15219


Wrong city? Here are some nearby places: