Law Enforcement — United States

Private Investigator, with 35+ yr in law enforcement, financial crime specialist, provides litigation support in fraud, patent and trademark infringement, AML/BSA compliance, asset identification and seizure, background checks, victim/witness interviews

Specializes in the retrieval data stored in the airbag and power train control modules of select Chevrolet, Chrysler, Ford and Toyota vehicles. Thirty plus years of law enforcement experience specializing in motor vehicle and criminal investigations.

Wage and Hour Consultant, DOL investigator 12+ yrs. 17 own practice, expert witness FLSA; independent contractor/employee, white-collar, fire/law enforcement, retail service, other exemption classification, hours worked, back wage/damage models

Former FBI Supervisory Special Agent, certified FBI instructor: tactical concepts for law enforcement; defensive tactics; special weapons and tactics (SWAT); crisis management; sniper; helicopter operations; hostage negotiations; bomb investigations

Alcohol and tobacco control and licensing expert, 15 yr experience. Expert witness in law enforcement, officer conduct, regulatory issues, vendor programs, alcohol licensing, marijuana. Former Commissioner Alcohol & Tobacco Control State of Louisiana

Mechanical engineer, ACTAR accredited, with law enforcement investigation experience, and trial experience, specializes in motor vehicle accident reconstruction, scene and vehicle examinations, collision cause and analysis. Over 2,500 investigations.

Cyber Security Computer Engineer Expert in incident handling, network security, reverse engineering, and intrusion detection, innovator of technologies and solutions in cyber security, experienced in complex investigations in government, law enforcement

Expert witness in law enforcement procedures and practices, firearms, ballistics, use of force, officer involved shootings, police training, warrant service, SWAT tactical teams, suspect control tactics, arrest procedures, patrol/plain clothes officers.

Court certified expert witness in use of force, police practices, jail procedures, electronic control devices, impact weapon markings, deadly weapons, OC and handcuffing. Provides tactical training to law enforcement, military, and security personnel.

Law enforcement crash investigator, 17+ yr experience, provides accident reconstruction, computer modeling, speed analysis, photogrammetry, crash data retrieval and expert witness services, incl. matters of fraud, commercial motor vehicle crashes, etc.

Criminal Justice/Law Enforcement expert witness in: administrative negligence [failure to direct, inadequate supervision]; agency policies, practices, customs; batons, flashlights and other impact weapons; chemical irritants and electrical weapons;

Police Service Dogs Expert (30+ years) identifies the strengths and weaknesses of a particular team, handler selection issues, probable cause issues and related matters. Experienced expert witness for prosecutors and defense attorneys.

Provides expert witness opinions and testimony in use of force decision-making, policy design and development, law enforcement strategies and tactics, jails standards and practices, including analysis of police in-car videos. Retired from active policing

Emergency Medicine and Forensic Pathology residency trained, Correctional Medicine and Law Enforcement experience.

Retired FBI Agent, 34 yr experience, provides fraud and white collar crime investigation services and expert witness services in police and law enforcement procedures, interrogations/polygraph, public corruption, confidential informants, entrapment, etc

Practice specialized in matters of: risk assessment/violence/workplace/stalking/letters; psychological autopsy; forensic clinical assessment; interview and interrogation; police/law enforcement; forensic hypnosis.

Attorney/Private Investigator conducts security assessments in compliance with IAPSC forensic methodology, as recognized by Federal District Courts, as well as expert witness opinions and trial testimony in security/police operations, negligence

Law Enforcement and Security Consultant, 30+ yr police experience, acts as an expert witness in: police policies, practices, admin. negligence; deadly force; vehicle pursuit; employee dishonesty investigations; security policies; sex offender evaluations

Provides expert witness testimony and consulting to attorneys in criminal and civil cases regarding K-9 and K-9 SWAT deployments. West Covina Police Dept. Senior K-9 handler. Former SWAT dog handler and trainer.

Police technology, computer crime, analysis techniques for criminal justice managers subject matter expert, incl. police policies in investigations and reporting, supervision, and minorities and criminal justice. Part-time Lecturer, CSU; 24 yr, LAPD

Police management, policies and procedures expert witness, incl. law enforcement agency accrediation. Experienced 30+ yr in municipal police dept and as a New York State police trainer; 10+ yr supervisory/admin experience. Masters, Criminal Justice.

Accident Reconstructionist, 21+ yr law enforcement, provides accident investigation, reconstruction and expert witness services in motor vehicle accidents of all types including those involving pedestrians, motorcycles and commercial vehicles.

Rtd NASA special agent, attorney and consultant provides aviation investigations and white collar criminal investigations, including fraud, regulatory compliance, government contracts, law enforcement policy, criminology. Experienced expert witness.

Private investigator and law enforcement consultant provides comprehensive background and pre-employment investigations, missing persons cases, school security assessments, litigation support and expert witness testimony. Lt. David A. Betts (Retired)

Firearms Technology, Design and Use Experts, experienced ammunition manufacturers and gunsmiths, advanced firearms trainers of citizens and law enforcement, provide experienced expert witness services, criminal and civil, in related matters

Provides traffic accident reconstruction litigation support services, with specific expertise in vehicle dynamics and animation. Experienced expert witness. Experienced in law enforcement crash and crime scene investigation and reconstruction, 10 years.

Illinois state certified traffic accident reconstructionist (12 yr law enforcement) provides investigation, reconstruction and crash data retrieval services, including incidents involving fatalities, DUIs, pedestrians, bicyclists, motorcycles, trucks

Computer forensics expert provides litigation support including data recovery, e-discovery, network intrusion detection, specializing in identifying, recovering, extracting, preserving, and documenting ESI. Law enforcement forensics experience, 10 yr.

Private Forensic full-service Crime Lab offering comprehensive case review, consultation, testing and expert witness services to law enforcement and legal professionals across the country.

Forensic engineering services and expert witness firm offers combined law enforcement first responder and private experience in traffic collision investigation and reconstruction.