Find the Right Expert for Every Case

President, Structural Forensic Engineer

Brian Huang, PE, SE, LEED AP is a structural forensic engineering expert specializing in building collapse cause and origin, construction defects, and premises liability. With a career encompassing structural design, forensic analysis, and building envelope evaluation, he brings a multidisciplinary perspective to litigation work. His work centers on investigating structural failures, assessing construction defects, and evaluating compliance with building codes. Mr. Huang has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as structural collapses, wind and hail damage, and foundation failures. His MS in Structural Engineering from Tsinghua University, China, along with certifications including LEED™ 2.0 Accredited Professional, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving structural engineering and building code compliance.

Consultant Forensic Psychiatrist

Roderick John LEY, B. Med. Sci. (Hons), B.M., B.S., M.R.C.G.P., M.R.C.Psych, C.C.S.T. (Forensic Psychiatry), Diploma in Cognitive Analytic Therapy is a forensic psychiatry expert specializing in criminal law assessments and risk assessment. With extensive experience across forensic psychiatry, criminal law, and mental health disorders, he brings a nuanced understanding of the intersection between mental health and legal standards to his litigation work. His work centers on investigating psychiatric conditions, assessing risk factors, and evaluating whether mental health disorders influenced criminal behavior. Mr. LEY has been retained in numerous expert witness and consulting engagements throughout the UK, involving forensic psychiatry cases and criminal law assessments. His B. Med. Sci. (Hons) in Medicine, along with certifications such as C.C.S.T. (Forensic Psychiatry) and Diploma in Cognitive Analytic Therapy, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving forensic psychiatric evaluations.

Consultant Clinical Neuropsychologist

Dr. David A. Nathaniel-James, BA (Hons), MSc, PhD, DClinPsy, CPsychol, CSci, AFBPsS is a Consultant Clinical Neuropsychologist expert specializing in neuropsychological assessment and treatment related to traumatic brain injury and clinical negligence claims. With a career encompassing roles in neuropsychology, mental health, and academic contributions, he brings a comprehensive framework to litigation work involving complex cognitive and behavioral evaluations. His work centers on investigating cognitive impairments, assessing neurorehabilitation needs, and evaluating whether neurocognitive deficits align with claimed injuries. Dr. Nathaniel-James has been retained in numerous expert witness and consulting engagements across the UK, involving high-profile brain injury and clinical negligence cases. His PhD in Neuropsychology, along with certifications such as Chartered Scientist and Chartered Psychologist, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving traumatic brain injury and neurological disorders.

Chief Forensic Scientist and President

Larry F. Stewart, Certified Forensic Consultant is a forensic document examination expert specializing in complex criminal and civil litigation involving document authenticity and fraud detection. With a career spanning forensic science, crime scene investigation, and federal law enforcement, he brings a multidisciplinary approach to his litigation work. His work centers on investigating document alterations, assessing ink and paper authenticity, and evaluating whether fraudulent activities have occurred. Mr. Stewart has been retained in numerous expert witness and consulting engagements across the United States and internationally, involving high-profile criminal cases, financial fraud investigations, and document authenticity disputes. His Master of Forensic Sciences degree in Forensic Sciences, along with his certification as a Certified Forensic Consultant, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of authenticity and fraud in disputes involving questioned documents and counterfeit detection.

Private GP & Expert Witness

Dr Ruhin Karim, BSc (UCL), M.D. (SGUSOM), LMSSA.Lond (GKT, London), MRCS Parts I & II (England), MRCGP (England), CCFP (Canada), AAFP (USA) is a General Practice expert specializing in medico-legal reporting and healthcare business leadership. With a diverse career encompassing private general practice, medical consulting, and healthcare entrepreneurship, he brings a multifaceted perspective to litigation work. His work centers on preparing detailed medico-legal reports, assessing the impact of removal on health, and evaluating the quality and affordability of care. Dr. Karim has been retained in numerous expert witness and consulting engagements across the UK and internationally, involving personal injury, forensic assessments, and immigration medical assessments. His Doctor of Medicine (MD) from St George’s University School of Medicine, along with certifications such as MedCo Accredited Training, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving medical conditions and healthcare practices.

MS PhD PE MLE

Bradley Edward Layton, MS PhD PE MLE is a Biomedical and Mechanical Engineering expert specializing in accident reconstruction and biomechanics. With a career spanning biomechanics, energy systems, and nanotechnology, he brings a multidisciplinary perspective to litigation work. His work centers on investigating accident causation, assessing mechanical failures, and evaluating whether engineering standards were met. Mr. Layton has been retained in numerous expert witness and consulting engagements across states including CA, FL, GA, IA, KS, MA, MI, MT, NV, OK, and PA, involving cases related to personal injury, engineering failures, and patent disputes. His PhD in Biomedical Engineering, along with his status as a Licensed Professional Engineer in multiple states, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving biomechanics and mechanical engineering.

Sr. Design Engineer, Sr. Forensic Engineer, Pipe Failure Expert

Al Rose, P.E. is a pipe failure analysis expert specializing in forensic engineering and material science litigation. With a career spanning design engineering, R&D, and forensic investigations, he brings a comprehensive framework to litigation work involving complex pipe failure scenarios. His work centers on investigating failure causation, assessing material integrity, and evaluating compliance with industry standards. Mr. Rose has been retained in numerous expert witness and consulting engagements across the United States and internationally, involving cases in chemical, petroleum, and wastewater industries. His Bachelor of Science in Mechanical Engineering, along with his Professional Engineer licenses in AZ and CA, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving pipe and tubing failures.

Tenured Full-Professor of Mechanical Engineering

Professor Jahan Rasty, Ph.D., PE, MBA is a forensic engineering expert specializing in failure analysis and accident reconstruction. With a career spanning mechanical design, stress analysis, and materials characterization, he brings a multidisciplinary approach to litigation work. His work centers on investigating root-cause failures, assessing mechanical design integrity, and evaluating whether industry standards were met in dynamic events. Mr. Rasty has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to forensic engineering, product liability, and premises safety. His Ph.D. in Mechanical Engineering from Louisiana State University, along with certifications such as Crash Data Retrieval (CDR) System Operator, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving mechanical failures and accident reconstructions.

Expert Witness

Tarannom Parhizkar, Ph.D., P.E. is an Energy Systems Engineering expert specializing in fault detection, diagnosis, and prognostic health monitoring of complex systems. With a career encompassing advanced research in risk assessment and system optimization, she brings a robust analytical framework to litigation work. Her work centers on investigating fault detection methodologies, assessing risk management strategies, and evaluating system optimization techniques. Ms. Parhizkar has been retained in numerous expert witness and consulting engagements across the United States, involving energy infrastructure and complex system failures. Her Ph.D. in Energy Systems Engineering, along with her Licensed Professional Engineer designation, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving energy systems and infrastructure resilience.

Digital Forensics and Information Security Analyst

Ira Victor, BA, G2700, GCFA, GPCI, GSEC, CGEIT, CRISC is a digital forensics and information security expert specializing in computer forensics and cybersecurity litigation. With a career spanning digital evidence preservation, cybercrime response, and preventive information security, he brings a comprehensive framework to litigation work involving complex digital environments. His work centers on preserving digital evidence, assessing cybersecurity incidents, and evaluating compliance with information security standards. Mr. Victor has been retained in numerous expert witness and consulting engagements across the United States, involving cases in healthcare, retail, and technology sectors. His Bachelor of Arts Degree in Political Science, along with certifications such as G2700, GCFA, and CGEIT, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving digital forensics and information security.

Neuroscientist

Dr. A. E. Du Beau, PhD, MS, BS, D-ABP is a forensic neuroscience expert specializing in forensic behavioral evidence analysis and bloodstain pattern analysis. With a career integrating neuroscientific expertise and criminology, she brings a multidisciplinary perspective to her litigation work. Her work centers on investigating forensic behavioral evidence, assessing bloodstain patterns, and evaluating whether neurophysiological factors influenced criminal behavior. Dr. Du Beau has been retained in numerous expert witness and consulting engagements across international jurisdictions, involving criminal cases, violent crimes, and forensic neurobiology. Her PhD in Neuroscience from the University of Glasgow, along with certifications such as Diplomate of the Academy of Behavioral Profiling (D-ABP), reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving forensic neurobiology and behavioral evidence.

Law Enforcement and Security Expert

Douglas L. Seemann, BCE is an entomology and pest control expert specializing in forensic investigation and expert testimony for litigation involving pest management and entomological issues. With a career spanning pest control operations, regulatory advisory roles, and product development, he brings a comprehensive framework to analyzing entomological disputes and pest control practices. His work centers on investigating pest infestations, assessing pesticide application efficacy, and evaluating compliance with industry standards. Mr. Seemann has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to pest control, contamination, and pesticide application. His BS in Biology from the University of Connecticut, along with his Board Certified Entomologist designation, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving pest infestations and pesticide applications.

Managing Director

CHARLES HARRIS HELLER, PH.D. is a forensic psychology expert specializing in criminal behavior analysis and child custody evaluations. With a career encompassing forensic psychology, child custody evaluations, and domestic violence assessment, he brings a nuanced understanding of psychological dynamics to his litigation work. His work centers on investigating criminal behavior, assessing competency to stand trial, and evaluating the psychological impact of domestic violence. Dr. Heller has been retained in numerous expert witness and consulting engagements across the United States, involving criminal cases, child custody disputes, and domestic violence assessments. His Ph.D. in Psychology from the University of Wisconsin-Madison, along with certifications such as the Certificate of Professional Qualification in Psychology and the Telepsychology Competencies Credential, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving forensic psychological evaluations.

Consultant and Associate Professor

Dr. Ken Lang, Ph.D. is a criminal justice and forensic art expert specializing in criminal investigations, violent crimes, and police practices and procedures. With a career encompassing law enforcement, higher education, and forensic artistry, he brings a multifaceted perspective to his litigation work. His work centers on investigating criminal cases, assessing use of force incidents, and evaluating police procedures. Dr. Lang has been retained in numerous expert witness and consulting engagements across the United States, involving cases of violent crimes, police practices, and forensic art. His Ph.D. in Criminal Justice from Walden University, along with certifications from the Maryland Police Training Commission and the FBI, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation and responsibility in disputes involving criminal investigations and law enforcement practices.

President, Realty Solutions

John J. D’Andrea, Ph.D. is a real estate finance and investment expert specializing in litigation support for complex financial disputes. With a career spanning strategic financial planning, asset management, and real estate development, he brings a robust analytical framework to his litigation work. His work centers on investigating real estate valuation discrepancies, assessing damages in mortgage-backed securities, and evaluating whether underwriting standards were met. Mr. D’Andrea has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to mortgage-backed securities, real estate lending, and underwriting disputes. His Ph.D. in Economics from Princeton University, along with his Real Estate Broker license in CA, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving real estate finance and investment.

Principle Consultant

Avery Thompson is a digital forensics expert specializing in complex digital evidence analysis and strategic case review. With a career spanning law enforcement, telecommunications analysis, and criminal investigations, he brings a multifaceted investigative framework to his litigation work. His work centers on investigating digital communication patterns, assessing cellular data for forensic relevance, and evaluating whether telecommunications records align with case facts. Mr. Thompson has been retained in numerous expert witness and consulting engagements across the United States, involving cases of digital forensics, drug distribution, and telecommunications analysis. His Business Administration degree from the University of Alaska-Fairbanks, along with certifications such as Cellebrite Certified Operator and Cellebrite Certified Physical Analyst, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving mobile device forensics and digital evidence interpretation.

Expert Witness — Forensic Accounting, Fraud Examination & Financial / Business Damages

RAND MARK MANASSE, CFE is a forensic accounting and fraud examination expert specializing in financial and business damages. With a career spanning finance, accounting, and operations leadership across diverse sectors such as private equity, turnaround, and renewable energy, he brings a multifaceted perspective to litigation work. His work centers on investigating financial statement fraud, assessing asset misappropriation, and evaluating internal controls failures. Mr. Manasse has been retained in numerous expert witness and consulting engagements across the United States, involving cases in industries such as renewable energy, private equity, and financial services. His MBA in Finance, along with his Certified Fraud Examiner (CFE) designation, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of financial damages in disputes involving breach of fiduciary duty and corporate governance.

Vice President and Corporate Civil/Site Practice Lead

Michael J. Sheleheda, P.E. is a geotechnical and civil engineering expert specializing in foundation design and construction, earthwork, and stormwater management litigation. With a career encompassing diverse engineering projects across commercial, residential, and industrial sectors, he brings a comprehensive understanding of engineering principles to his litigation work. His work centers on investigating foundation failures, assessing stormwater management compliance, and evaluating whether construction practices meet industry standards. Mr. Sheleheda has been retained in numerous expert witness and consulting engagements across the United States, involving real estate, natural gas, manufacturing, and mining sectors. His M.S. in Civil Engineering from the University of Michigan, along with his Professional Engineer licenses in multiple states, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving geotechnical failures and construction defects.