Find the Right Expert for Every Case

Mechanical Engineer

Eric M. Defend, P.E. is a Mechanical Engineering expert specializing in mechanical failure analysis and root-cause analysis of complex equipment failures. With extensive experience in analyzing heavy construction and mining equipment systems, he brings a detailed understanding of mechanical systems and their failure mechanisms to litigation work. His work centers on investigating root causes of mechanical failures, assessing structural and fatigue failure mechanisms, and evaluating whether design defects contributed to equipment malfunctions. Mr. Defend has been retained in numerous expert witness and consulting engagements across Illinois, involving cases related to heavy construction and mining equipment failures. His Bachelor of Science in Mechanical Engineering from the University of Illinois at Urbana-Champaign, along with his Professional Engineer (P.E.) 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 hydraulic systems, structural components, and critical assemblies in off-highway and large mining equipment.

C. Sean Brossia, PhD is a materials, corrosion, and mechanical integrity expert specializing in industrial equipment failures and reliability engineering. With a career spanning materials degradation, risk-based inspection, and asset integrity programs, he brings a comprehensive framework to litigation work involving complex technical evaluations. His work centers on investigating corrosion causation, assessing inspection program adequacy, and evaluating whether mechanical integrity practices meet industry standards. Dr. Brossia has been retained in numerous expert witness and consulting engagements across the United States, involving refineries, chemical plants, and industrial manufacturing facilities. His Ph.D. in Materials Science and Engineering, along with his status as a NACE/AMPP Fellow, 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 corrosion damage and materials degradation.

Mechanical Engineer | Expert Witness

Nathan Macdonald, PE, CSP is a mechanical engineering expert specializing in patent litigation and product liability cases. With a career spanning forensic engineering, product design, and safety analysis, he brings a multifaceted perspective to litigation work. His work centers on investigating equipment failures, assessing compliance with industry standards, and evaluating whether design defects contributed to accidents. Mr. Macdonald has been retained in numerous expert witness and consulting engagements nationwide, involving product liability, premises liability, and intellectual property disputes. His Bachelor of Science in Mechanical Engineering from Brigham Young University, along with certifications such as Certified Safety Professional and Certified Tribometrist, 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 hydraulic equipment, walkway safety, and amusement rides.

HVAC Expert

Stephen M. Redding, P.E. is an HVAC and Mechanical Engineering expert specializing in litigation involving thermal comfort, humidity, and HVAC equipment performance issues. With a career spanning design, construction administration, and forensic analysis, he brings a comprehensive framework to litigation work, focusing on the intersection of engineering principles and building performance. His work centers on investigating HVAC system failures, assessing compliance with industry standards, and evaluating whether equipment performance meets contractual obligations. Mr. Redding has been retained in numerous expert witness and consulting engagements across Texas and Colorado, involving commercial, institutional, and industrial building projects. His Masters of Mechanical Engineering from Rice University, along with his registration as a professional engineer in Texas and Colorado, 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 HVAC systems and mechanical engineering standards.

Forensic Mechanical Engineer

BERNARD ANTHONY (TONY) McFEELY B.Eng is a forensic mechanical engineer expert specializing in forensic engineering and failure analysis. With a career encompassing diverse mechanical engineering roles, he brings a multifaceted perspective to litigation work involving industrial and commercial environments. His work centers on investigating manual handling injuries, assessing noise-induced hearing loss, and evaluating whether machinery safety standards have been met. Mr. McFEELY has been retained in numerous expert witness and consulting engagements across the UK, involving cases related to manual handling, work-related upper limb disorders, and machinery safety. His B.Eng in Metallurgy & Materials Science, along with his extensive experience in forensic engineering, 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 industrial accidents and equipment failures.

Scott G. Nacheman, MSc.Eng., AIA is a forensic architecture and engineering expert specializing in emergency response and disaster mitigation. With a career spanning emergency management, structural stabilization, and forensic investigations, he brings a multidisciplinary perspective to complex incident analysis. His work centers on investigating structural failures, assessing disaster impacts, and evaluating whether engineering standards were met. Mr. Nacheman has been retained in numerous expert witness and consulting engagements across the United States, involving high-profile structural failures and disaster response cases. His Master of Architecture and M.S. in Civil Engineering from the University of Illinois at Urbana-Champaign, along with his NCARB Certification and advanced Structures Specialist 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 structural integrity and emergency response.

Chartered Building Quantity Surveyor, Chartered Civils Quantity Surveyor, Chartered Arbitrator, Project Manager and Panel Registered Adjudicator

Mr John Kevin Daly, FRICS, FCICES, AMICE, FCIArb, FWCCS, Dip Arb, Dip IC Arb, PG Cert Adj and Cert PM is a construction dispute resolution expert specializing in quantity surveying and arbitration. With a career encompassing building and civils quantity surveying, arbitration, and project management, he brings a multifaceted perspective to his litigation work. His work centers on investigating contractual compliance, assessing adjudication outcomes, and evaluating whether industry standards have been met. Mr. Daly has been retained in a substantial number of expert witness and consulting engagements across various jurisdictions, involving complex construction disputes and civil engineering projects. His Diploma in Arbitration from various universities, along with his MSEW — Society of Expert Witnesses 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 responsibility in disputes involving construction contract issues.

Expert Witness

Roy E Masters, Jr. MSME, PE is an engineering and products liability expert specializing in litigation involving product safety and failure analysis. With a career encompassing diverse engineering disciplines, he brings a multifaceted perspective to his litigation work. His work centers on investigating product failures, assessing compliance with safety codes, and evaluating whether design defects contributed to incidents. Mr. Masters has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to appliance safety, fire hazards, and product liability. His Master of Science in Mechanical Engineering from Oakland University, along with his Certified Six Sigma (statistics) Blackbelt and licensure as a Professional Engineer in Michigan, 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 engineering and safety standards.

Land Surveying Expert

Evan A. Page, PLS is a land surveying expert specializing in boundary and property dispute litigation. With a career spanning land surveying and civil engineering, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating boundary delineations, assessing surveyor negligence, and evaluating whether encroachments have occurred. Mr. Page has been retained in numerous expert witness and consulting engagements across California, Idaho, and Washington, involving property disputes, easements, and land title cases. His B.S. in Land Surveying and A.S. in Civil Engineering Technology from the Oregon Institute of Technology, along with his licenses in California, Idaho, and Washington, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of standard of care in disputes involving land surveying and civil engineering.

Expert Witness

Harvey Stone is a railroad and civil engineering expert specializing in railroad track, equipment, and structures litigation. With a career spanning multiple decades in engineering and consulting, he brings a robust technical framework to litigation work. His work centers on investigating track-related injuries, assessing railroad grade crossings, and evaluating whether engineering standards were met in railroad structures. Mr. Stone has been retained in numerous expert witness and consulting engagements across the United States, involving railroad and civil engineering cases. His education from Rensselaer Polytechnic Institute, along with his Professional Engineer licenses in AR, CO, FL, GA, MD, ME, MI, MN, MO, MT, NC, NH, NY, OK, PA, TN, TX, UT, VA, WI, IA, MA, NE, NV, OR, RI, SC, VT, WA, WY, 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 railroad engineering and safety standards.

Professional Mechanical & Electrical Engineer

Joseph J. Hendershot, PE is a Mechanical & Electrical Engineering expert specializing in the design and analysis of industrial and commercial facilities. With a career spanning mechanical, electrical, plumbing, and fire protection engineering, he brings a comprehensive understanding of complex facility systems to his litigation work. His work centers on investigating design compliance, assessing system failures, and evaluating whether industry standards were met in engineering projects. Mr. Hendershot has been retained in numerous expert witness and consulting engagements across the Northeastern United States, involving cases related to manufacturing, industrial, and mission-critical facilities. His B.S. in Electrical Engineering Technology, along with active Professional Engineer licensure in NY, NJ, CT, and PA, 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 mechanical and electrical engineering systems.

Expert Witness

Mark R. Mannex, PE is a fire protection engineering expert specializing in fire safety and engineering systems. With a career encompassing fire protection engineering, hazardous materials safety, and process safety, he brings a comprehensive understanding of fire safety systems and their application in various industrial settings. His work centers on investigating fire damage, assessing fire protection systems, and evaluating whether safety standards have been met. Mr. Mannex has been retained in numerous expert witness and consulting engagements across the United States, involving fire protection engineering and hazardous materials safety cases. His BSME from the University of Florida, along with his certifications in Mechanical and Fire Protection Professional Engineering, 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 protection systems and safety engineering.

CEO/Founder of Eureka Software Solutions, Inc.

Monty G. Myers P.E. is a software engineering and intellectual property expert specializing in complex litigation involving software patents, trade secrets, and contractual disputes. With a career encompassing leadership in software development, intellectual property management, and strategic oversight, he brings a nuanced understanding of technology and legal intersections to his litigation work. His work centers on investigating software project failures, assessing intellectual property misappropriation, and evaluating whether software development practices meet industry standards. Mr. Myers has been retained in numerous expert witness and consulting engagements across the United States, involving high-profile cases in the technology, transportation, and energy sectors. His Bachelor of Science in Engineering from Texas A&M University, along with his Professional Engineer license in Texas, 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 software development and intellectual property rights.

Associate with expertise in Composites, Metallurgy, Plastics/Polymers and Glass & Ceramics

Dr Amir Hajdaei, BSc, MSc, PhD, CEng, CSci is a Composites Engineering expert specializing in fatigue testing and material failure analysis. With a career spanning composites engineering, metallurgy, and advanced materials research, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating material failures, assessing fatigue and stress rupture in composites, and evaluating whether industry standards have been met in material applications. Dr. Hajdaei has been retained in numerous expert witness and consulting engagements across the UK, involving cases in the energy and aerospace sectors. His MSc in Nano Materials, along with his Chartered Engineer (CEng) and Chartered Scientist (CSci) certifications, 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 composites and advanced materials.

Consulting Forensic Engineer

David Michael Jackson, Chartered Engineer, Member of The Institution of Mechanical Engineers, Associate Member of The Welding Institute, Member of The Welding and Joining Society is a Consulting Forensic Engineer expert specializing in forensic mechanical engineering and accident investigation. With a career encompassing diverse sectors such as industrial accident analysis, fire and explosion investigation, and occupational health and safety, he brings a comprehensive understanding of safety matters to litigation work. His work centers on investigating mechanical failures, assessing safety compliance, and evaluating whether product liabilities have been breached. Mr. Jackson has been retained in numerous expert witness and consulting engagements across the UK, involving cases related to industrial accidents, product liability, and occupational health. His Masters Degree in Mechanical Engineering, along with his Chartered Engineer status and memberships in professional engineering societies, 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 safety compliance.

Director, Human Factors Practice

Steven M. Hall, M.S.E., C.P.S.M. is a human factors and product safety expert specializing in warnings and instructions design, ergonomics, and human factors engineering. With a career spanning roles in standards development and product safety management, he brings a comprehensive understanding of safety communication and risk assessment to litigation work. His work centers on investigating product safety compliance, assessing ergonomic design effectiveness, and evaluating whether safety information meets industry standards. Mr. Hall has been retained in numerous expert witness and consulting engagements across the United States, involving consumer products, industrial machinery, and recreational vehicles. His M.S.E in Industrial and Operations Engineering, along with his Certified Product Safety Manager 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 warnings and safety labels.

Consultant Geotechnical and Geo-Environmental Specialist

PHILIP WILSON, FICE, CEng is a Geotechnical and Geo-Environmental Specialist expert specializing in infrastructure development and expert witness testimony. With a career encompassing leadership roles in both public and private sectors, he brings a strategic perspective to complex geotechnical challenges in litigation contexts. His work centers on investigating geotechnical failures, assessing compliance with engineering standards, and evaluating whether environmental impacts align with regulatory requirements. Mr. Wilson has been retained in numerous expert witness and consulting engagements across the UK and internationally, involving major infrastructure projects, industrial facilities, and reservoir inspections. His BSc (Hons) in Civil Engineering from Kings College, University of London, along with his Chartered Civil & Geotechnical Engineer 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 responsibility in disputes involving geotechnical and geo-environmental issues.

Sr. Principal Structural Engineer

Dan R. Werdowatz, S.E. is a structural engineering expert specializing in construction defects and professional liability claims. With a career encompassing diverse engineering disciplines, he brings a multifaceted perspective to litigation work. His work centers on investigating structural failures, assessing compliance with building codes, and evaluating whether industry standards were met. Mr. Werdowatz has been retained in numerous expert witness and consulting engagements across the western United States, involving construction defect and professional liability cases. His BSCE in Civil Engineering and MSSE in Structural Engineering, along with his registrations as a 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 standard of care in disputes involving structural engineering and construction practices.