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Construction Defects

DB

Dan Bawden, CAPS, CGP, CGR, GMB, GMR, CFLC, JD.

Expert Witness

Houston, Texas40+ years+ yrs★ 6.9

Dan Bawden, CAPS, CGP, CGR, GMB, GMR, CFLC, JD is a construction defects expert specializing in duty of care and premises liability litigation. With a career spanning construction performance standards, project management, and code compliance, he brings a comprehensive framework to his litigation work. His work centers on investigating construction defects, assessing duty of care, and evaluating whether proper repair protocols were followed. Mr. Bawden has been retained in numerous expert witness and consulting engagements nationwide, involving construction defects, roofing and flashings, and water intrusion cases. His Graduate Master Builder and Graduate Master Remodeler designations from the NAHB, along with his Certified Forensic Litigation Consultant 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 causation in disputes involving structural and framing issues.

Construction

Residential Construction

PL

Paul L. Johnson

Construction Defects Expert

Flowood, MS49 years+ yrs★ 6.9

Paul L. Johnson is a construction defects expert specializing in litigation involving residential and commercial construction issues. With a career spanning nearly five decades, he brings a multifaceted perspective to litigation work, informed by his extensive experience in areas such as luxury construction, historic buildings, and critical path scheduling. His work centers on investigating construction defects, assessing personal injury claims related to construction, and evaluating whether industry standards have been met. Mr. Johnson has been retained in numerous expert witness and consulting engagements across various regions, involving cases related to residential and commercial construction, leaks, and tenant fit-outs. His expertise in construction defects, along with his deep understanding of ADA, IRC, and IBC codes, 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 construction-related personal injury and defects.

Commercial ConstructionLeaksTenant Fit-Outs+16

Railroad Engineering

TE

Thomas E. Johnson, P.E.

Principal Engineer and Consultant

St. Louis Park, MN★ 6.8

Thomas E. Johnson, P.E. is a railroad and metallurgical engineering expert specializing in accident reconstruction and product liability litigation. With a career encompassing roles in engineering design, metallurgical analysis, and expert witness consulting, he brings a comprehensive understanding of the technical and regulatory frameworks critical to litigation work. His work centers on investigating component failures, assessing adherence to engineering standards, and evaluating whether safety protocols were followed. Mr. Johnson has been retained in numerous expert witness and consulting engagements across the United States, involving railroad engineering, metallurgical failure analysis, and product liability cases. His Bachelor of Science in Metallurgical Engineering from the University of Minnesota, along with his certification as a Certified Accident Reconstructionist (ACTAR #1517), 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 equipment and metallurgical components.

Metallurgical EngineeringAccident ReconstructionProduct Liability

Accident Reconstruction

ML

Michael L Van Durme

Police Capt., Retired

Dansville, NY25 years+ yrs★ 6.8

Michael L Van Durme, Police Capt., Retired is an accident reconstruction and firearms & ballistics expert specializing in hunting and shooting-related incidents. With a career spanning law enforcement, safety education, and incident investigation, he brings a comprehensive understanding of hunting laws and safety protocols to his litigation work. His work centers on investigating hunting accidents, assessing firearms safety, and evaluating whether shooting scene reconstructions align with industry standards. Mr. Van Durme has been retained in numerous expert witness and consulting engagements across the United States, involving hunting accident investigations and shooting-related incidents. His extensive experience as a Certified Hunter and Bowhunter Safety Education Instructor, along with his role as Ex-Director of the International Hunter Education Association Hunting Incident Investigation Academy, 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 hunting-related shooting incidents.

Firearms & Ballistics

Construction

WF

William F. Ikerd, II, PhD, PE, CM-BIM

Expert Witness

Dallas, TX27 years+ yrs★ 6.8

William F. Ikerd, II, PhD, PE, CM-BIM is a construction and technology expert specializing in Building Information Modeling (BIM) and structural engineering litigation. With a career spanning structural engineering, forensic analysis, and advanced technology integration, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating construction defects, assessing structural failures, and evaluating whether industry standards in BIM and LOD have been met. Mr. Ikerd has been retained in numerous expert witness and consulting engagements across the United States, involving construction defects, structural engineering, and advanced modeling technologies. His Doctor of Philosophy (PhD) in engineering, along with his CM-BIM 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 technology and structural integrity.

Technology

Accident Reconstruction

JT

John Tyson, BS, MS, JD, P.E.

Expert Witness

Encino, CA32+ years+ yrs★ 6.7

John Tyson, BS, MS, JD, P.E. is an accident reconstruction and slip trip & fall expert specializing in vehicle accident reconstruction and building code analysis. With a career spanning accident animation, 3D simulation, and safety assessments, he brings a multidisciplinary approach to litigation work. His work centers on investigating accident causation, assessing compliance with safety standards, and evaluating whether building codes were adhered to. Mr. Tyson has been retained in numerous expert witness and consulting engagements across various jurisdictions, involving vehicle accidents, pedestrian incidents, and industrial safety cases. His BS from Leeds University, MS from Cranfield Institute of Technology, and JD from ALU, along with his P.E. 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 accident reconstruction and safety compliance.

Slip Trip & Fall

Construction

CS

Christopher S. Debski

Expert Witness

North Grosvenordale, CT25+ years+ yrs★ 6.7

Christopher S. Debski is a construction defects expert specializing in building envelope systems, roofs, walls, foundations, windows, and doors. With a career spanning over two decades in construction and defect analysis, he brings a comprehensive understanding of structural integrity and failure analysis to litigation work. His work centers on investigating construction defects, assessing compliance with building codes, and evaluating whether construction practices meet industry standards. Mr. Debski has been retained in numerous expert witness and consulting engagements across various jurisdictions, involving residential and commercial construction defect cases. His M.S. in Mechanical Engineering from AGH University of Science and Technology, along with his B.S. in Construction Management from Central Connecticut State University, 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 defects.

Construction Defects

Biomechanics

KA

Kenneth A. Solomon, Ph.D., P.E., Post Ph.D.

Expert Witness

Woodland Hills, CA45 years+ yrs★ 6.7

Kenneth A. Solomon, Ph.D., P.E., Post Ph.D. is a biomechanics and accident reconstruction expert specializing in accident analysis and human factors. With a career spanning over four decades in safety analysis, human factors, and accident prevention, he brings a multidisciplinary approach to litigation work. His work centers on investigating accident causation, assessing the adequacy of warnings, and evaluating product integrity. Mr. Solomon has been retained in numerous expert witness and consulting engagements across various jurisdictions, involving cases of product liability, premises safety, and construction defects. His Ph.D. in Engineering from UCLA, along with his P.E. designation and Post Ph.D. studies, 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 accident reconstruction and biomechanics.

Accident Reconstruction

Project Management

ED

Eugenio De Vita

Principal Engineer

★ 6.7

Mr. De Vita has over thirty years of experience in industrial civil/structural/project engineering and design with specific experience in petrochemical, pharmaceuticals, biofuels, and commercial enterprises. In addition to his work in the engineering, procurement, and construction, he has provided project management and technical consulting for insurance markets in appraisal of cause and origin evaluation, estimates of property damage and scheduling and review of rebuilding programs. As Principal Engineer, he is responsible for supervising engineering and design activities, preparation of engineering cost estimates, project schedules and allocation of engineering resources.

Structural DesignBlast WallsClean Rooms+1

OSHA

GL

Gary L. Buffington, MS, AA, BS, CSP, CRSP

Expert Witness

Santa Clarita, California50 years+ yrs★ 6.7

Gary L. Buffington, MS, AA, BS, CSP, CRSP is an OSHA and construction safety expert specializing in accident reconstruction and personal injury/wrongful death litigation. With a career spanning safety codes, regulatory compliance, and mining safety, he brings a comprehensive framework to his litigation work. His work centers on investigating accident causation, assessing safety training plans, and evaluating whether safety codes and regulatory compliance were adhered to. Mr. Buffington has been retained in numerous expert witness and consulting engagements across the United States and Canada, involving construction, mining, and industrial safety cases. His MS in safety from the University of South Dakota, along with CSP and CRSP 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 crane/hoist operations, fall protection, and machinery guarding.

Construction

Mining

TA

Tim A Martin

Mine Safety Consultant

Point Pleasant, WV48 years+ yrs★ 6.7

Tim A Martin, PHD, MBA is a mine safety expert specializing in accident reconstruction. With a career spanning nearly five decades in mining safety, consulting, and regulatory standards, he brings a comprehensive framework to litigation work involving complex mining incidents. His work centers on investigating mining accidents, assessing compliance with safety regulations, and evaluating whether industry standards were met. Mr. Martin has been retained in numerous expert witness and consulting engagements across the United States, involving mining disasters, coal mining, and underground mine accidents. His PHD from UOP and MBA from Ohio University, along with his Executive Leadership training from Ohio State Fisher School of Business, 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 mining safety and regulatory compliance.

Accident Reconstruction

Construction Defects

MJ

Michael J Hesterberg, B.S. C.M.I.A.

Construction Defect and Home Inspection Expert

CINCINNATI, Ohio32 years+ yrs★ 6.7

Michael J Hesterberg, B.S. C.M.I.A. is a construction defect and home inspection expert specializing in mold inspections and assessments, exterior cladding inspections, and moisture intrusion assessments. With a career spanning over three decades in building inspections and construction defect analysis, he brings a comprehensive framework for evaluating construction practices and identifying potential deviations from industry standards. His work centers on investigating construction defects, assessing moisture intrusion, and evaluating whether home inspection protocols were properly followed. Mr. Hesterberg has been retained in numerous expert witness and consulting engagements across Ohio and Kentucky, involving residential and commercial property inspections, and errors and omissions defense for home inspectors. His B.S. from The Ohio State University, along with his licenses as a Home Inspector in Kentucky (HI-2292) and Ohio (OHI.2019004331), 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 defects and building inspection issues.

Building Inspection

Construction Administration

JD

John D. Barnard

Senior Engineer

Columbia, SC★ 6.7

John D. Barnard, P.E. is an environmental and civil engineering expert specializing in solid waste management litigation. With a career spanning construction administration, landfill design, and stormwater system design, he brings a comprehensive engineering framework to litigation involving environmental compliance and operational oversight. His work centers on investigating engineering compliance, assessing construction quality assurance, and evaluating whether operational standards have been met. Mr. Barnard has been retained in numerous expert witness and consulting engagements across the Southeastern United States, involving solid waste management facilities, commercial and residential developments, and environmental projects. His B.S. in Civil Engineering from North Carolina State University, along with his Professional Engineer licenses in NC, SC, and GA, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of compliance and responsibility in disputes involving landfill operations and environmental engineering projects.

Construction Quality Assurance (CQA)Landfill DesignStormwater System Design

Building Inspection

JA

Jeffrey A Martin

Expert Witness

Rougemont, North Carolina35 years+ yrs★ 6.6

Jeffrey A Martin, Registered Roof Consultant, Registered Roof Observer, Registered Exterior Wall Observer, Construction Document Technologist, Level One Infrared Thermographer, Certified EIFS Inspector, Certified EIFS Inspector and Level I and II Inspector, Adhered Stone Certification is a building inspection and construction defects expert specializing in roofing and exterior wall systems litigation. With a career spanning roofing, EIFS, and waterproofing, he brings a comprehensive understanding of building envelope integrity to his litigation work. His work centers on investigating roofing defects, assessing water intrusion, and evaluating whether construction standards have been met. Mr. Martin has been retained in numerous expert witness and consulting engagements across various jurisdictions, involving cases related to roofing failures, EIFS issues, and building envelope defects. His certifications as a Registered Roof Consultant, Registered Roof Observer, and Registered Exterior Wall Observer, along with his Construction Document Technologist 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 construction defects and building inspections.

Construction Defects

Traffic Engineering

SR

Shakir R Shatnawi, PhD, PE

Expert Witness

El Dorado Hills, CA32 years+ yrs★ 6.6

Shakir R Shatnawi, PhD, PE is a Traffic Engineering and Construction Defects expert specializing in highway safety and construction-related disputes. With a career encompassing highway engineering, transportation design, and pavement standards, he brings a comprehensive understanding of infrastructure safety and compliance to litigation work. His work centers on investigating construction defects, assessing roadway safety measures, and evaluating whether traffic control plans meet regulatory standards. Mr. Shatnawi has been retained in numerous expert witness and consulting engagements across various jurisdictions, involving traffic accidents, construction defects, and roadway design disputes. His Ph.D. in Transportation Engineering, along with his Licensed Professional Engineer 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 highway safety and construction standards.

Construction Defects

Accident Reconstruction

MD

Michael David, ACTAR

Expert Witness

White Lake, MI16 years+ yrs★ 6.5

Michael David, ACTAR is an accident reconstruction expert specializing in collision analysis and crash reconstruction litigation. With a career spanning accident reconstruction, event data retrieval, and scene mapping, he brings a detailed analytical framework to litigation work. His work centers on investigating accident causation, assessing crash data, and evaluating whether industry standards were met. Mr. David has been retained in numerous expert witness and consulting engagements across Michigan, involving pedestrian, bicycle, and truck accident cases. His accreditation by the Accreditation Commission for Traffic Accident Reconstruction (ACTAR) reinforces 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 crash data retrieval and reconstruction.

Construction

GJ

Garrett Johnson, PSP, CCE, CCM

Construction Expert, Licensed Contractor

Salt Lake City, UT23 years+ yrs★ 6.5

Garrett Johnson, PSP, CCE, CCM is a construction expert specializing in construction defects. With a career encompassing diverse aspects of construction management, he brings a comprehensive perspective to litigation work involving complex construction issues. His work centers on investigating schedule delays, assessing damages, and evaluating whether construction standards were met. Mr. Johnson has been retained in numerous expert witness and consulting engagements across the United States, involving multi-family developments, healthcare construction, and real estate disputes. His Bachelors of Science from Brigham Young University, along with certifications as a PSP, CCE, and CCM, 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 and construction defects.

Construction Defects

Civil Engineering

YM

Yasser M. Abdelhamid, PhD

Expert Witness

Carrollton, TX15 years+ yrs★ 6.5

Yasser M. Abdelhamid, PhD is a geotechnical engineering expert specializing in construction defects and expansive soil issues. With a career encompassing civil engineering, foundation analysis, and seismic assessment, he brings a multidisciplinary perspective to litigation work. His work centers on investigating construction defects, assessing soil stability, and evaluating whether foundation designs meet industry standards. Mr. Abdelhamid has been retained in numerous expert witness and consulting engagements across various regions, involving cases related to civil engineering and construction defects. His Ph.D from Southern Methodist University, along with his MS and BS from Cairo University, 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 and structural engineering matters.

Expansive SoilFoundation Analysis and DesignSettlement+14

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