Investigators and Investigations Expert Witnesses and Consultants
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Experts in background investigations, database/DMV searches, surveillance, witness location, Increasingly, modern PIs prefer to be known as "professional investigators" rather than "private investigators" or "private detectives". security, domestic, employee violence and fraud examinations. Investigation experts do not necessarily perform "on-the-ground" investigative services in every state listed.
The listings below are all Investigators and Investigations expert witnesses and consultants.
Expert ListingsQDiscovery Company
Mr. Yaniv Schiff
Chicago-based firm providing top-notch assistance to law firms and corporations nationwide in expert computer forensics and electronic discovery services.
Law Enforcement Policy And Practices Consultant
PALOS HEIGHTS, IL
Robert Johnson is a retired Lieutenant Colonel - Illinois State Police. Johnson continues to serve as a private consultant and expert witness regarding law enforcement policies and practices. He has been retained in over 100 cases and has been qualified in state & federal courts. He also conducts sensitive internal investigations. Johnson currently serves as an Assessor for the C.A.L.E.A. and has reviewed the operations of approximately thirty law enforcement agencies nationwide seeking accreditation.
Corbett Investigative Consulting LLC
The Woodlands, TX
Paul L. Errico Associates Inc.
A professional consultant serving as an expert for not limited to law firms and insurance companies around the U.S. Expertise in OSHA Safety workers comp personal injury HazMat and environmental investigations. Over 35 years understanding challenges facing lawyers pursuant to worker injuries and fatalities on the job. References upon request.
Forensic Crash Specialists
Gregory Witte - ACTAR 2340
29 years of Accident Investigation experience including 20 years of at scene investigations as a police accident investigator. Specializing in Commercial Motor Vehicle Crashes Crash Data Download 3D Diagramming Animations Photogrammetry Motorcycle Crashes Pedestrian Crash. Deploying the latest in technology including aerial photography.
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