Find the Right Expert for Every Case

Civil, Structural, and Forensic Engineering Consultant

Zohaib A. Alvi, M.Eng., P.E., ENV-SP is a Civil, Structural, and Forensic Engineering expert specializing in structural failure analysis and construction defect litigation. With a career encompassing structural design, forensic investigations, and building preservation, he brings a multifaceted engineering perspective to his litigation work. His work centers on investigating structural deficiencies, assessing construction compliance, and evaluating whether building codes were adhered to. Mr. Alvi has been retained in numerous expert witness and consulting engagements across the northeastern United States, involving structural failure, construction disputes, and building preservation cases. His Master of Engineering in Engineering Management, along with certifications such as Envision Sustainability Professional (ENV-SP) and Certified XL Tribometrist (CXLT), 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 construction issues.

MSME, P.E., DFE

John Thomazin, MSME, P.E., DFE is a mechanical and electrical systems expert specializing in forensic engineering and accident reconstruction. With a career spanning software development, manufacturing, consulting, and academia, he brings a multifaceted engineering perspective to litigation work. His work centers on investigating vehicle accident reconstructions, assessing product and premises liability, and evaluating whether mechanical failures have occurred. Mr. Thomazin has been retained in numerous expert witness and consulting engagements across the United States, involving vehicle accidents, farm equipment incidents, and structural assessments. His Master of Science in Mechanical Engineering, along with certifications such as Certified XL Tribometrist and ACTAR Accredited Traffic Accident Reconstructionist, 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 and electrical systems.

Professional Engineer | Construction & Federal Infrastructure Expert

Colonel (Ret.) Robert Carpenter, P.E., CGC is a construction and federal infrastructure expert specializing in engineering quality control and program oversight. With a career spanning construction project management, federal procurement, and disaster recovery operations, he brings a strategic framework to litigation work involving complex infrastructure and regulatory compliance. His work centers on investigating construction standards of care, assessing compliance with Federal Acquisition Regulations, and evaluating whether FEMA Public Assistance program requirements have been met. Mr. Carpenter has been retained in numerous expert witness and consulting engagements across Florida, Virginia, and Puerto Rico, involving federal construction standards, disaster recovery operations, and USACE infrastructure projects. His MS in Civil Engineering from Stanford University, along with certifications such as LEED and his licenses as a Professional Engineer in multiple jurisdictions, 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 federal procurement and infrastructure projects.

P.E., Ph.D.

Christine E. Carrigan, P.E., Ph.D. is a roadway safety engineering expert specializing in highway and roadside safety litigation. With a career spanning highway design, safety research, and engineering ethics, she brings a comprehensive framework to analyzing safety standards and performance evaluations. Her work centers on investigating crash frequency and severity, assessing the effectiveness of roadside safety features, and evaluating whether design deviations impact safety outcomes. Dr. Carrigan has been retained in numerous expert witness and consulting engagements across the United States, involving highway design, roadside safety, and traffic engineering cases. Her Ph.D. in Civil Engineering, along with her certification as a Local Project Administrator and registration as a Professional Engineer in multiple states, 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 roadside hardware and highway safety.

Ph.D., CPG, P.E.

Timothy J. Mayotte, Ph.D., CPG, P.E. is an environmental engineering and geotechnical investigations expert specializing in environmental remediation and hydrodynamic modeling. With a career spanning geologic data interpretation, biological treatment technology design, and numerical modeling of water systems, he brings a multidisciplinary perspective to litigation work. His work centers on investigating environmental contamination, assessing remediation strategies, and evaluating whether engineering standards have been met. Mr. Mayotte has been retained in numerous expert witness and consulting engagements across the United States and internationally, involving environmental remediation, civil engineering projects, and industrial wastewater treatment. His Doctor of Philosophy in Environmental Engineering, along with certifications as a Certified Professional Geologist and Professional Engineer, 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 contaminant fate and transport, remediation efficacy, and engineering compliance.

PhD, PE

Jay M. Vincelli, PhD, PE is a forensic analysis expert specializing in medical devices for product liability and patent litigation. With a cross-disciplinary background in biomedical engineering, materials science, and mechanical engineering, he brings a multifaceted perspective to his litigation work. His work centers on investigating device failures, assessing compliance with industry standards, and evaluating whether design defects contributed to adverse outcomes. Dr. Vincelli has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as orthopedic implants, transvaginal mesh, and cardiac devices. His PhD in Electrical, Computer & Biomedical Engineering, along with certifications such as NAMSA Training ISO 10993 Biological Evaluation of Medical Devices and ISO 9001 Lead Auditor 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 complex medical device failures.

Forensics Engineer | Continuum Mechanics Expert | National Security Technologist

Jaton N. Wince, Ph.D. is a forensic engineering expert specializing in mechanical failure analysis and biomechanics of traumatic injury. With a career spanning aerospace, defense, and computational science, he brings a multidisciplinary engineering perspective to litigation work. His work centers on investigating mechanical and materials failures, assessing blast-structure interactions, and evaluating whether engineering standards were met in complex technical disputes. Dr. Wince has been retained in numerous expert witness and consulting engagements across the United States, involving gas explosions, structural damage, and mechanical system failures in residential, commercial, and industrial contexts. His Ph.D. in Engineering, along with certifications such as Level III DAWIA in Systems Planning and ASME Geometric Dimensioning and Tolerancing Professional Certification, 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 forensic engineering and mechanical failures.

Ph.D, PMP

Jihye Kim (Hanson), Ph.D, PMP is a chemical engineering expert specializing in product liability and safety, patent disputes, and toxicology. With a career spanning product development, chemical safety, and intellectual property across the oil & gas, water treatment, and agriculture sectors, she brings a multidisciplinary perspective to her litigation work. Her work centers on investigating product failures, assessing chemical exposure risks, and evaluating whether regulatory compliance was met. Ms. Kim has been retained in numerous expert witness and consulting engagements across the United States, involving cases in the oil & gas, water treatment, and agriculture industries. Her Doctorate in Chemical Engineering from Texas Tech University, along with her Project Management Professional (PMP) Certification, 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 chemical safety and product liability.

Managing Director

Derek B. Gilboe, PE, PEng, CEng MIEI is a forensic engineering expert specializing in pipeline safety and integrity management. With a career spanning metallurgical engineering, asset integrity management, and failure investigations, he brings a multidisciplinary perspective to litigation work. His work centers on investigating pipeline failures, assessing asset integrity, and evaluating whether industry standards were met in engineering practices. Mr. Gilboe has been retained in numerous expert witness and consulting engagements across North America and internationally, involving energy, oil and gas, and pipeline industries. His BSc in Metallurgical Engineering, along with certifications such as Certified Welding Inspector, 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 technical failures and safety compliance.

Principal Structural Engineer

Vanessa M. Malone, P.E. is a forensic structural engineering expert specializing in structural failure investigation and construction defect analysis. With a career spanning aerospace, defense, and nuclear industries, she brings a multidisciplinary perspective to her litigation work. Her work centers on investigating structural collapses, assessing construction defects, and evaluating whether hurricane or wind damage has occurred. Ms. Malone has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to structural collapses, construction defects, and hurricane damage. Her M.Sc. in Civil Engineering: Computational Mechanics, along with P.E. Licenses in FL, NY, LA, GA, MO, TX, 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 structural engineering and building code compliance.

Attorney-At-Law & Certified Mediator

Emmanuel Coffy, MSEE, JD – Attorney-At-Law & Certified Mediator - USPTO Reg. No. 63,615 is a patent law expert specializing in patent infringement assessments and litigation support. With a career spanning solid-state electronics, semiconductor devices, and microelectronic circuits, he brings a nuanced understanding of technical complexities to his litigation work. His work centers on conducting expert interviews, drafting legal documents, and evaluating patent validity and infringement. Mr. Coffy has been retained in numerous expert witness and consulting engagements across the United States, involving patent infringement and intellectual property disputes. His J.D. in Intellectual Property from Seton Hall University School of Law, along with his registration with the United States Patent and Trademark Office (Reg. No. 63,615), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of infringement and validity in disputes involving advanced technologies and intellectual property rights.

Design or CAD/CAM Engineering, Technical Writer, Manufacturer, Builder, Machinist & Certified Welder

Michael Troy Richardson, BS, MA, MS is an aerial adventure and amusement attraction safety expert specializing in litigation involving zipline and trampoline park accidents. With a career spanning engineering, technical writing, and product development, he brings a multi-disciplinary perspective to analyzing safety standards and operational compliance in the amusement industry. His work centers on investigating accident causation, assessing compliance with safety standards, and evaluating whether operational negligence contributed to incidents. Mr. Richardson has been retained in numerous expert witness and consulting engagements across the United States, involving cases in the aerial adventure, zipline, and amusement park industries. His MS in Engineering & Technology, along with certifications such as the National Board Certified Pressure Vessel Welder, 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 amusement ride safety and operational standards.

Snow Sports Expert and Consulting

Randy P. Wall, PE, MPA is a civil engineering expert specializing in land development and residential structural engineering. With a career spanning civil engineering, land development, and regulatory agency processing, he brings a multifaceted perspective to litigation work. His work centers on investigating construction defects, assessing professional liability claims, and evaluating whether regulatory compliance has been met. Mr. Wall has been retained in numerous expert witness and consulting engagements across the United States, involving construction defects, land use disputes, and residential structural engineering cases. His Master of Public Administration in Public Administration, along with certifications such as Professional Engineering licenses in 13 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 responsibility in disputes involving civil engineering and land development.

President

William Stamps Howard, Ph.D. is a Mechanical Engineering and Industrial Automation expert specializing in intellectual property, safety engineering, and the design and development of industrial machinery. With a career spanning mechanical design, electrical design, software development, and industrial automation, he brings a multidisciplinary perspective to litigation work. His work centers on investigating mechanical failures, assessing compliance with safety standards, and evaluating whether design specifications meet contractual obligations. Mr. Howard has been retained in numerous expert witness and consulting engagements across the United States, involving patent, trade secret, tort, and contract cases. His Doctor of Philosophy in Robotics & Grasping, along with his Professional Engineer certifications in GA, NJ, and AL, 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 mechanical and industrial systems.

Corporate Scientist/Consultant

Chris K. Haas, PhD is a plastics, materials, and testing expert specializing in intellectual property support and failure mode analysis. With a career encompassing polymer processing, security document features, and materials engineering, he brings a multifaceted perspective to litigation work. His work centers on investigating materials failure, assessing patent infringement, and evaluating security document integrity. Mr. Haas has been retained in numerous expert witness and consulting engagements across the United States, involving product liability and patent infringement cases. His Doctor of Philosophy (PhD) in Chemical Engineering, along with certifications such as Six Sigma Green Belt and Advanced Leadership Development Program, 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 polymer and adhesive systems.

President of Gottuk Engineering

Daniel Gottuk PhD, PE is a fire and engineering expert specializing in fire detection, fire dynamics, and forensics. With a career spanning fire protection engineering, forensic analysis, and national code development, he brings a technically robust framework to litigation work. His work centers on investigating fire origins, assessing fire protection systems, and evaluating whether fire dynamics align with industry standards. Mr. Gottuk has been retained in numerous expert witness and consulting engagements across the United States, involving shipboard, residential, and industrial fire cases. His PhD in Mechanical Engineering, along with his Professional Engineer licenses in AL, MD, and RI, 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 fire dynamics and protection systems.

Nationally Recognized Lighting Expert

Matthew J. Hartley, BS, FIES, LC is a lighting expert specializing in forensic lighting investigation. With a career spanning engineering, architecture, and photometry, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating lighting safety and security, assessing lighting standards compliance, and evaluating whether lighting design meets industry specifications. Mr. Hartley has been retained in numerous expert witness and consulting engagements across North America, involving premises liability lighting, security lighting, and insufficient lighting cases. His Bachelor of Science in Architectural Engineering, along with his Lighting Certified (LC) 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 lighting safety and security.

P.E., CFM, MSCE

Christopher R. Hanstad, P.E., CFM, MSCE is a civil engineering expert specializing in FEMA floodway violations and hydrologic and hydraulic analysis. With a career encompassing floodplain modeling, stormwater analysis, and flood loss avoidance studies, he brings a comprehensive engineering perspective to litigation work. His work centers on investigating FEMA floodway compliance, assessing stormwater management practices, and evaluating flood damage assessment models. Mr. Hanstad has been retained in numerous expert witness and consulting engagements across Illinois, Indiana, Kentucky, and Wisconsin, involving FEMA floodway violations and floodplain modeling cases. His Master of Science in Civil Engineering, along with his Certified Floodplain Manager designation and professional engineering licenses in IL, IN, KY, and WI, 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 hydrologic and hydraulic engineering.