Audio Evidence Expert Witnesses: 9

Analysis Of Audio / Video Evidence

Digital Enhancement / Restoration

Voice Identification / Elimination

Event / Sound Identification

Expert Testimony / Consultation

Piracy / Copyright Infringement

Transcription

SERVICES: Audio and video recording authentication, enhancement, transcription, and analysis, including body worn camera and security video recordings. Acoustic forensic analysis, including audibility of warning signals, speech - voice comparison, and gunshot - weapon recording analysis (e.g., Taser, ShotSpotter).  Audio technology and patent expert witness/consultant. Forensic musicology analysis. Forensic field recording and analysis per ANSI and recognized standards.

EXPERTISE: Consultation in over 800 audio-video and acoustic forensic cases since 1987. Expert testimony over eighty times, in U.S. Federal and State courts including the United States International Trade Commission (USITC), and courts in Canada and International arbitration panels (World Bank-ICSID).

DEGREES/MEMBERSHIPS: Ph.D. UC San Diego (Computer Audio) 1987; Fellow, Audio Engineering Society (AES); Member, Society of Forensic Engineers and Scientists (SFES), Acoustical Society of America (ASA).

Bruce E. Koenig is the senior examiner and founder of BEK TEK LLC. He has been involved in the Forensic Analysis of Audio and Video Recordings on a full-time basis since 1974. Mr. Koenig & his associates conduct forensic examinations of audio, video & still images (e.g. JPEG) media to authenticate, improve voice intelligibility, identify/classify voice and non-voice signals, and enhance video & images.

Services Offered:

• On-Site Evaluations of Acoustical Sounds and Environments
• Prepares Transcriptions
• Presents Expert Testimony
• Assists Attorneys in Preparing for Cross-Examination of Opposing Experts
• Evaluates Appropriate Recording and Analysis Equipment
• Provides Forensic Training in Audio/Video Analysis
• Conducts Research Regarding Forensic Applications

Profile

Focal Forensics is an award-winning media forensic service trusted by private organizations, lawyers, school districts, and law enforcement personnel. Focal Forensics specializes in Audio, Video, and Image authentication, enhancement, and redaction services. With over 700+ satisfied clients and more than 5800+ videos processed, Focal Forensics is a leader in media forensic services and has a strong reputation as a secure, trustworthy, and reliable company. Based out of Denver Colorado, the employees at Focal Forensics have extensive training and hold multiple certifications in forensic video analysis and graduate degrees in media forensics. Digital media evidence can be extremely complex work. We believe it's important to hire trained experts who understand how to properly handle and present sensitive digital evidence.

Services

Video Redaction
Video Analysis
Video Authentication
Video Enhancement
Audio Redaction
Audio Analysis
Audio Authentication
Audio Enhancement
Image Redaction
Image Analysis
Image Authentication
Image Enhancement
Multimedia Redaction
Multimedia Analysis
Multimedia Authentication
Multimedia Enhancement
Forensic Video Analysis
Forensic Audio Analysis
Forensic Image Analysis
Media Redaction
Audio Redaction

Professional Experience

Certified forensic video evidence technician specializing in audio and video forensic requests. Honors graduate from The National Center for Media Forensics. Over 10 years experience in comparison and evaluation of digital media evidence in legal matters. Certified Body-worn camera administrator, instructor, and part 107 drone pilot for a Colorado police department.

Licenses

Certified Forensic Video Technician
Body Worn Camera Hardware Certification
Digital Evidence Management Certification
Video Redaction Certification
Multimedia evidence processing

Affiliations

LEVA - Law Enforcement and Emergency Services Video Association International, Inc. - Member
AES - (Audio Engineering Society) - Associate Member
IAI - (International Association for Identification) - Member
AAFS - (American Academy of Forensic Science's) - Member

Awards & Honors

Top Forensic Consulting Service companies 2020 - GOV CIO outlook

Publications

Source Identification of High Definition Videos: A forensic Analysis of Downloaders and YouTube Video Compression Using a Group of Action Cameras.” Authored by Zac Giammarrusco, Catalin Grigoras, Jeff Smith, ©2014

We have offices throughout the US and have worked on more than 3,000 cases in 41 states and multiple countries. There is a reason Garrett Discovery is hired by the top trial attorneys in the nation. 

Garrett Discovery has a team of expert witnesses providing Litigation Services in Digital Forensics, Auto and Truck Accidents, Intellectual Property Theft, Mobile Forensics, EDR Forensics, Cell Tower, Call Detail Records, Electronic Medical Record Analysis, and Medical Malpractice Forensics. No matter how complex the case, they can help you discover what happened and present it in a way that everyone can understand. 

Our clients range from the largest law firms to private firms, large corporations, the Department of Defense, government agencies, advocacy groups, the DOJ to the innocence projects. 

Garrett Discovery is a large firm that has experts in the following concentrations: 

Mr. Broyles represents 17 years experience in providing expert witness and forensic examination services combined with 32+ years experience in research, design & development of computer software and electronic products to include forensic lab equipment and forensic audio/video/image software.  This combination of experience gives invaluable insights into the forensic processes and application in each unique case or project.  Court Qualified.  Detail CV available on request.    

Areas of Expertise:

Specializing in Recorded Evidence Analysis, Enhancement and Restoration Services of Video, Audio, Image, Sound, Voice, Surveillance and Time Lapse Recordings; both digital and analog; through the use of custom and professional analysis systems.

Providing court qualified expert witness services to assist litigation support, public defenders, law enforcement, attorneys, government, and the general public.  Since 2004.  Local, nationwide and international.

Stated goal is to help you get the most from your recorded evidence.   Call now to get started.

Memberships, Affiliations and Training:

• Audio Engineering Society (AES)
• Institute of Electronics and Electrical Engineers (IEEE)
• Law Enforcement Video and Emergency Services Video Association (LEVA)
• New York Institute for Forensic Audio (NYIFA)
• International Association of Identification Rocky Mtn Division (RMDIAI)

Principle Forensics is a cutting-edge Media Forensics Laboratory. They Recover, Authenticate, Enhance, and Analyze all types of recorded evidence, including Video, Audio, and Digital Images. Principle Forensics backs all their work with experienced, highly trained, expert testimony.

Nick Barreiro, BAC, AVFA, DIVRT, Chief Forensic Analyst, is a Certified Audio Video Forensic Analyst and an FBI-trained member of the Digital Imaging and Video Recovery Team. During his 15-year law enforcement career, he was a patrol sergeant, technology project manager, media forensics expert, detective, digital evidence specialist, and patrol officer. Prior to his career in law enforcement, Mr. Barreiro was an audio engineer and producer in California. He also worked for KBMB radio in Sacramento and has extensive experience and training in audio enhancement and analysis.

Litigation Support - Mr. Barreiro works with attorneys representing plaintiffs and defendants in civil or criminal matters in which Audio, Video, or Image Evidence plays a key role. He has tremendous technical knowledge and training, but also extensive experience on the witness stand.

Mr. Barreiro 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. He has testified 100s of times in criminal cases, civil cases, arbitration, and depositions. A highly trained and experienced forensic analyst, he provides technically detailed and precise results with expedited turnaround times.

Video, Audio, and Image Forensics

Audio Expert David Smith of Sound Testimony^® specializes in Audio Forensic Analysis, Improving Recorded Speech Intelligibility, & Recording Authentication. Our proprietary hardware/software system recovers intelligible speech and other sounds from noise-intensive backgrounds & poorly recorded media. David A. Smith, IEEE, AES, has more than three decades of professional experience with audio enhancement. Experienced in criminal and civil cases including murder, corporate fraud, employment discrimination, sexual harassment, labor, and family law. Mr. Smith consults with counsel offering audio forensic evidence examination, analysis, litigation support, expert advice, expert testimony, and related expert witness services including preparation of cross-examinations and courtroom presentations. Clients include Prosecutors, Defense Attorneys, Family Law & General Practice Attorneys, other Legal & Investigative Professionals, HR Depts., Corporations, Private Detectives, & Individuals. Services Offered:

• Recording Authentication
• Tampering & Edit Detection
• Intelligibility Improvement
• Transcript Review & Correction
• Litigation Support
• Voice Recognition and/or Elimination
• Expert Testimony

Intelligibility Improvement of:

• 911 calls
• Voice Mail Systems
• Accidental Recordings
• Surveillance Recordings
• Portable Audio Recorders
• Interviews
• Depositions
• Meetings
• Cell Phone Recordings, etc.

USAForensic is a boutique state-of-the-art forensics company with full-time labs in Phoenix, Arizona and Detroit, Michigan. Our booking office is on the east coast. This helps with an earlier start each day and with overseas cases.

Specializing in forensic Audio, Video, Cell Phones, Computers Photography & ”Cell Tower tracking” debunking.  USAForensic is court certified in Federal, US Military, US District, many State and county courts throughout the United States. International cases are not uncommon. Mr. Neumeister has worked in 23 countries over the past 40 years.

Clients range from the largest Law firms to private firms, large corporations, the Department of Defense, government agencies, advocacy groups, the DOJ to the innocence project.

Technology is flying past the court system. We’re here to work with attorneys to understand how to deal with digital or analog evidence, how to challenge it or how to get it admitted into evidence.

We prefer to work in the background assisting attorneys, even writing out Daubert 702 & 902 issues regarding other parties evidence submissions.

In a recent Federal Daubert hearing USAForensic worked with DOD JAG attorneys to get police cell tower tracking ruled inadmissible. The federal judge rule police cell tower tracking as “Garbage in, Garbage out”. 

Not a verifiable science, not peer reviewed, no scientific white-paper to support its use.

Over 600 cases in the past 3 years. From the very highest profile to simple straightforward forensic cell phone extractions or video and audio clarification for court use.

To us Data is Data & takes no side, but it has to be verifiable data.