Ziegler & Associates Professional Investigations

Email us  |  609-538-0508

About us

Ziegler and Associates, Inc. is a consulting firm providing professional investigations and training and security services. Our staff is comprised of exceptionally qualified retired Federal Investigators. These are experts whose primary task is client requests and goals. The flexibility of our resources and experience will match up with your specific needs. Our professional investigators possess skills that expedite investigations and insure results. Ziegler and Associates was founded based upon the conviction that the insights gained from Federal law enforcement experience offers a decisive advantage in the field of fire/arson and general fraud investigations. We have strong backgrounds in professional investigations with unique qualifications in explosion, arson and fire investigations.

David L. Ziegler, CFE President

The principal, David L. Ziegler had 28 years experience with the Federal Bureau of Alcohol, Tobacco & Firearms (ATF) specializing in fire, arson and explosion cases. He is a member of the Philadelphia chapter of Certified Fraud Examiners. Mr. Ziegler is a member of the Vidocq Society of Philadelphia, an International club of forensic experts who investigate "cold case" murders.

Philadelphia chapter of Certified Fraud ExaminersVidocq Society


Client Services

  • Insurance Fraud Investigations
  • International corporate due diligence investigations
  • Background Investigations and media research
  • Forensic Hypnosis Interviews
  • NJ State Police and Pennsylvania State Police statewide
    criminal record checks and statewide court searches

Police Psychologists

Ziegler & Associates, Inc. is pleased to announce our new association with a group of Police Psychologists from Washington, DC, Virginia and nationwide who are "State of the Art" in addressing work place violence, school violence and fitness for duty and selection. Special Psychological Services Group is a nationwide consortium of qualified police psychologists. The group provides a network of specialists to support agencies and corporations across the country and around the world. Quality is basic to all consultations; only competent police psychologists are involved, only state of the art procedures are provided. Selection and fitness for duty services conform to uniform procedures and standards. This consistency assures that examinees are evaluated in the same way to the same criterion, no matter the location.