Enhancement and Analysis of Video, Audio, & Image Evidence - Expert Witness

Principle Forensics
Brentwood, Tennessee 37027


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Services
Principle Forensics offers the following services:
Video, Audio, and Image Forensics
• Evidence Recovery
• Authentication
• Enhancement
• Synchronization
• Analysis
• Redaction
• Photogrammetry
• Facial Recognition
• License Plate Recognition
• Public/Media Release
• Court Exhibit Preparation
Areas of Expertise
- Accident Analysis
- Accident Investigation
- Audio Analysis
- Audio Enhancement
- Audio Forensics
- Imaging
- Media
- Traffic Accident
- Video Analysis
- Video Enhancement
- Video Forensics
Profile
Nick Barreiro, BAC, AVFA, DIVRT, is a certified Audio Video Forensic Analyst and the founder of Principle Forensics. Prior to becoming a full-time Forensic Analyst, he spent 15 years as a law enforcement officer in California. Nick worked for the West Sacramento Police Department as a Patrol Officer, Canine Handler, Field Training Officer, Detective, and Patrol Sergeant. He was heavily involved in all aspects of technology and innovation at the department, including implementation and management of a digital evidence system, facial recognition technology, license plate readers, dash cameras and body-worn cameras.
While working as a Detective in the Investigations Unit, Nick handled all media forensics including collecting, enhancing, and analyzing video footage from surveillance cameras, cell phones, traffic cameras, body-worn cameras, and dash cameras.
Nick has enhanced and analyzed digital media from simple slip-and-fall cases and minor traffic accidents to complex investigations such as homicides and officer-involved shootings.
Nick is a member of the FBI's Digital Imaging and Video Recovery Team.
Prior to his career in law enforcement, Nick was an audio engineer and producer in California. He also worked for KBMB radio in Sacramento. He has extensive experience and training in audio enhancement and analysis.
Nick has received advanced training from the Federal Bureau of Investigation, the Robert Presley Institute of Criminal Investigation, the California Department of Justice, the Central California Intelligence Center, the Department of Homeland Security, Resolution Video, and the University of Colorado Denver.
Nick holds a bachelor's degree in Communications from the University of California at Davis.
Nick has testified hundreds of times in criminal cases, civil cases, arbitrations, and depositions.
Areas Served
Worldwide
More Information
Video Services, Expert Witness
Audio Services, Forensic Services
Image Services, Litigation Support
Expert Testimony
Demo Video
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Professional Experience
Forensics
Principle Forensics, Nashville, TN
2020 - (Current) Chief Forensic Analyst
• Forensic Video, Audio, and Image Investigations
• Authentication of Recorded Evidence
• Enhancement and Analysis of Video, Audio, and Images
• Synchronization and Redaction of Exhibits
• Expert Witness Testimony and Professional Litigation Support
Law Enforcement
West Sacramento Police Department, West Sacramento, CA
2019 - 2020 Patrol Sergeant
• Patrol Supervisor
• Technology Project Manager
- Media Forensics
- Body-Worn & Dash Cameras
- Digital Evidence System
- License Plate Readers
- Facial Recognition Technology
2016 - 2019 Detective
• Forensic Video Investigations
• Crimes Against Persons Investigations
- Robbery
- Homicide
- Officer-Involved Shootings
2006 - 2016 Patrol Officer
• Digital Evidence Specialist
• Surveillance Video Recovery
Audio Engineering / Production
2001 - 2003 KBMB Radio, Sacramento, CA
• On-Air Audio Mixing
1998 - 2002 The Graduate, Davis, CA
• Audio Mixing and Production
Licenses
Certified Audio Video Forensic Analyst – AVFA
Electronic Technicians Association International
Digital Imaging and Video Recovery Team – DIVRT
Federal Bureau of Investigation
Affiliations
Electronics Technicians Association Member
Digital Imaging and Video Recovery Team Member
Awards & Honors
2021 Audio Video Forensic Analyst Certification
Electronic Technicians Association
2020 Certificate of Commendation
West Sacramento Police Department
2019 ICI Certificate of Achievement in Homicide Investigation
Robert Presley Institute of Criminal Investigation
2019 ICI Certificate of Achievement in Robbery Investigation
Robert Presley Institute of Criminal Investigation
2019 Digital Imaging and Video Recovery Team Member
Federal Bureau of Investigation
2017 Commanding Officer's Citation
West Sacramento Police Department
2012 Advanced POST Certificate
California Commission on Peace Officer Standards and Training
2011 Team of the Year Award
West Sacramento Police Department
2010 Intermediate POST Certificate
California Commission on Peace Officer Standards and Training
2008 Basic POST Certificate
California Commission on Peace Officer Standards and Training
Publications
2022 "Stop posting pictures with your clients or from your security details"
Athena Worldwide, epbacktobasics.com
2021 Photoshop's Deadly Consequences
eForensics Magazine, ISSN 2300 6986
Professional References
Upon request
Education
University of Colorado, Denver
National Center for Media Forensics
Certificate
Forensic Authentication, Analysis and Enhancement of Digital Audio and Images
03/2021 - 04/2021
Yuba College Administration of Justice
Police Academy
Certificate
Law Enforcement Academy
01/2006 - 06/2006
University of California, Davis
Bachelor's Degree
Major in Communications
09/1998 - 03/2002