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    Informants Expert Witnesses

    The PRO Expert Witness Directory features a comprehensive list of Informants expert witnesses who provide testimony, consultation, and litigation support on Informants and related matters. The expert witnesses and consultants listed here can form expert opinions, draft witness reports, and testify in depositions and trials.

    πŸ“Š 19 Experts Available
    William Hutchings Expert Witness

    Mr. William Hutchings

    Las Vegas, Nevada
    Hawkeye National Consulting
    Crime Foreseeability
    Crime Scene Analysis
    Deadly/Excessive Force
    Informants
    Law Enforcement
    Police Procedures
    Surveillance
    Violent Crimes

    As a retired Police Lieutenant with Las Vegas Metropolitan Police Department (LVMPD). William has over 26 years of experience in all aspects of policing and...

    Tim Gravette Expert Witness

    Tim Gravette

    Lafayette, Louisiana
    Gravette Consulting LLC
    Alcohol, Drug & DUI Testing
    Correctional Healthcare
    Crime Scene Analysis
    Crowd Control
    Deadly/Excessive Force
    Document Examination
    Emergency Communications & 911
    Evidence Analysis & Preservation
    Firearms & Ballistics
    Informants
    Jail Suicide
    Jails & Prisons

    Tim Gravette is a retired Associate Warden with the Federal Bureau of Prisons with 20 years of experience. He has worked in eight different facilities...

    Stan Kephart Expert Witness

    Stan Kephart

    Kephart Consulting, LLC
    Alarms
    Antisemitism
    Apartment/Condominium Security
    Bars/Lounges/Night Clubs
    Crime Foreseeability
    Crime Scene Analysis
    Criminology
    Crowd Control
    Deadly/Excessive Force
    Drug Enforcement
    Emergency Communications & 911
    Gangs
    Hospital Security

    Unrivaled qualifications in Police and Security Best Practices. Olympic Games Security Administrator, Retired Police Chief, Probation Chief, & Concert Public Safety Director. Qualified in Large...

    Scott A. Defoe Expert Witness

    Mr. Scott A. Defoe

    Huntington Beach, California
    On-Scene Consulting Group, LLC
    Bars/Lounges/Night Clubs
    Crime Foreseeability
    Crime Scene Analysis
    Criminalistics
    Criminology
    Crowd Control
    Deadly/Excessive Force
    Drug Enforcement
    Evidence Analysis & Preservation
    Firearms & Ballistics
    Gangs
    Hospital Security
    Hotel Security

    Retired Sergeant II+1 Los Angeles Police Department Special Weapons and Tactics (SWAT). I worked numerous assignments during my 29-year law enforcement career to include: SWAT,...

    Ron Martinelli Expert Witness

    Dr. Ron Martinelli

    Texas
    Martinelli & Associates: Justice & Forensic Consultants, Inc.
    1983 Litigation
    Coronavirus
    Crime Scene Analysis
    Criminalistics
    Criminology
    Deadly/Excessive Force
    Drug Enforcement
    Emergency Communications & 911
    Evidence Analysis & Preservation
    Firearms & Ballistics
    Gangs
    Human Factors
    Inadequate/Negligent Security

    Referred to by respected and experienced law enforcement and security civil and criminal attorneys as β€œThe expert’s expert.” Representing agency defense and concerned plaintiff and...

    Robert T Johnson Expert Witness

    Mr. Robert T Johnson

    Law Enforcement Policy & Practices Consultant
    Deadly/Excessive Force
    Drug Enforcement
    Informants
    Police Procedures

    Robert Johnson is a thirty-two year law enforcement veteran, retired Lieutenant Colonel from the Illinois State Police. He serves as a private consultant and expert...

    Lenard Vare Expert Witness

    Lenard Vare

    Texas
    Carsel & Ayves, Inc.
    Correctional Healthcare
    Criminalistics
    Criminology
    Gangs
    Informants
    Jail Suicide
    Jails & Prisons
    Law Enforcement
    Police Procedures
    Security Management

    Lenard Vare has over 28 years of practical experience in inmate management in both jails and prisons in CA and NV. He served as a...

    Joseph E Gunja Expert Witness

    Mr. Joseph E Gunja

    Springfield, Missouri
    Simco Correctional Consulting LLC
    Correctional Healthcare
    Deadly/Excessive Force
    Gangs
    Informants
    Jail Suicide
    Jails & Prisons
    Law Enforcement
    Security Management
    Surveillance

    I am President and CEO of Simco Correctional Consulting LLC. My expert witness services include prison, jails and detention, and I work on both plaintiff...

    John (jack) Dale Expert Witness

    Mr. John (jack) Dale

    Florida
    Xanesti Technology Services, LLC
    Deadly/Excessive Force
    Drug Enforcement
    Informants
    Law Enforcement
    Police Procedures
    Surveillance
    Violent Crimes

    A subject matter expert in police practices and procedures since 2019. Retained in federal and state courts as part of criminal and civil proceedings to...

    Frank Adderley Expert Witness

    Frank Adderley

    Fort Lauderdale, Florida
    The Expert of Experts
    Bars/Lounges/Night Clubs
    Deadly/Excessive Force
    Drug Enforcement
    Inadequate/Negligent Security
    Informants
    Law Enforcement
    Police Procedures
    Retail Security
    RICO/Racketeering
    Violent Crimes

    Chief of Police (Retired) City of Fort Lauderdale, with over four decades of proven leadership in law enforcement and criminal justice, I seek to bring...

    Douglas S. Hart Expert Witness

    Douglas S. Hart

    Newport Beach, California
    Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm
    Crime Foreseeability
    Drug Enforcement
    Gangs
    Informants
    Jails & Prisons
    RICO/Racketeering
    School Safety
    Sexual Abuse
    Sexual Assault
    Stalking
    Workplace Violence

    Douglas S. Hart is a recognized expert in violent crimes, having personally investigated and managed several high-profile cases, including homicides, multiple-homicides, abductions, and other related...

    Doug Kouns Expert Witness

    Doug Kouns

    Carmel, Indiana
    Veracity IIR
    Crime Scene Analysis
    Elder Financial Abuse
    Evidence Analysis & Preservation
    Fraud Investigation
    Informants
    Law Enforcement
    Private Investigators
    RICO/Racketeering
    Security Management
    Surveillance
    Terrorism

    Kouns is a former Special Agent and Supervisory Special Agent of the FBI. For more than 22 years he served the Bureau in the field...

    Darek Pleasants Expert Witness

    Darek Pleasants

    P2 Consulting Services
    Deadly/Excessive Force
    Explosions
    Fire
    Firearms & Ballistics
    Gangs
    Informants
    Police Procedures
    RICO/Racketeering
    Violent Crimes
    Weapons

    Darek Pleasants is a retired ATF Special Agent with over thirty years of law enforcement, government, and military special operations experience. Darek is a globally...

    Craig D Mclaren Expert Witness

    Mr. Craig D Mclaren

    Texas
    First Response Law Enforcement Consulting Group
    Child Abuse
    Crowd Control
    Deadly/Excessive Force
    Drug Enforcement
    Gangs
    Inadequate/Negligent Security
    Informants
    Law Enforcement
    Police Procedures
    Spousal Abuse

    Vastly Experienced Police Expert, working for plaintiffs as well as the defense. Over 31 years as a Los Angeles Police Officer. Trained / Taught new...

    Consolidated Consultants Expert Witness

    Consolidated Consultants

    Chula Vista, California
    Chronos Litigation Experts (FBI - Retired)
    1983 Litigation
    Accident Investigation
    Accident Reconstruction
    Acoustics
    Actuary - Actuarial
    Addiction Medicine
    Adhesives
    Advertising
    Aerial Photography
    Aerosols
    Aerospace Engineering
    Agricultural
    Agricultural Engineering

    Consolidated Consultants (CCc) continues to deliver high quality expert witness and medical expert witness referrals nationwide since 1995. CCc is the only referral service where...

    Christopher Darcy Expert Witness

    Mr. Christopher Darcy

    Las Vegas, Nevada
    Fairfax Consulting Group, LLC.
    Crime Foreseeability
    Crowd Control
    Deadly/Excessive Force
    Emergency Communications & 911
    Hotel Security
    Inadequate/Negligent Security
    Informants
    Jail Suicide
    Law Enforcement
    Police Procedures
    Premises Liability
    Surveillance

    As a retired Undersheriff from the Las Vegas Metropolitan Police Department (LVMPD) with over 32 years of experience, Chris is exceptionally qualified to provide an...

    Charles J. Key Expert Witness

    Charles J. Key

    Virginia
    Key Associates
    Crime Scene Analysis
    Deadly/Excessive Force
    Drug Enforcement
    Emergency Communications & 911
    Evidence Analysis & Preservation
    Firearms & Ballistics
    Informants
    Law Enforcement
    Police Procedures
    RICO/Racketeering
    Terrorism
    Weapons

    Key Associates is a group of highly competent men and women whose professional experience encompasses the entire spectrum of police related subjects. Some of their...

    Charles Ahmad Expert Witness

    Charles Ahmad

    Group Nine Risk Consulting
    Apartment/Condominium Security
    Deadly/Excessive Force
    Inadequate/Negligent Security
    Informants
    Police Procedures
    Security Guards
    Violent Crimes
    Workplace Violence

    Charlie is the founding partner of Group Nine Risk Consulting, a firm specializing in security risk management, forensic consulting, and security training. He founded Group...

    Brian O'donnell Expert Witness

    Brian O'donnell

    Fredericksburg, Virginia
    Eagle Security Group
    1983 Litigation
    Deadly/Excessive Force
    Drug Enforcement
    Gangs
    Informants
    Jails & Prisons
    Law Enforcement
    Police Procedures
    RICO/Racketeering
    Workplace Violence

    Brian O’Donnell had a tremendous career in law enforcement inclusive of extensive operational, investigative, leadership and training experiences. Utilizing his unique blend of practical knowledge...

    βŠ• Child Abuse (73)
    βŠ• Crime Foreseeability (44)
    βŠ• Crime Scene Analysis (43)
    βŠ• Criminalistics (23)
    βŠ• Criminology (33)
    βŠ• DNA (11)
    βŠ• Drug Enforcement (19)
    βŠ• Fingerprints (7)
    βŠ• Firearms & Ballistics (22)
    βŠ• Footprints (7)
    βŠ• Gangs (22)
    βŠ• Informants (19)
    βŠ• Jail Suicide (37)
    βŠ• Jails & Prisons (37)
    βŠ• Law Enforcement (76)
    βŠ• Pathology (14)
    βŠ• Police Procedures (69)
    βŠ• Private Investigators (28)
    βŠ• RICO/Racketeering (13)
    βŠ• Security Management (50)
    βŠ• Sexual Addiction (11)
    βŠ• Spousal Abuse (27)
    βŠ• Stalking (17)
    βŠ• Surveillance (31)
    βŠ• Terrorism (19)
    βŠ• Tire Impressions (4)
    βŠ• Violent Crimes (46)

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