Find the Right Expert for Every Case

CAPS, GMB, CGP

Colby J. Walter, CAPS, GMB, CGP is a construction expert specializing in construction defects and management litigation. With a career spanning residential development, commercial construction, and expert witness consulting, he brings a multifaceted perspective to litigation work. His work centers on investigating construction defects, assessing project management practices, and evaluating whether industry standards were met. Mr. Walter has been retained in numerous expert witness and consulting engagements across Utah and Idaho, involving residential and commercial construction cases. His Bachelor of Science in Construction Management, along with certifications such as Certified Green Professional (CGP), Graduate Master Builder (GMB), and Certified Aging-In-Place Specialist (CAPS), 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 management and defects.

President-Senior Engineer

Hesham Ali, Ph.D., PE, CPM is a civil engineering expert specializing in infrastructure design, construction management, and geotechnical engineering litigation. With a career spanning artificial intelligence, robotics, and pavement engineering, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating construction defects, assessing compliance with engineering standards, and evaluating whether proper construction management protocols were followed. Mr. Ali has been retained in numerous expert witness and consulting engagements across Florida, involving cases related to infrastructure design, construction management, and geotechnical engineering. His Ph.D. in Engineering from The City University of New York, along with certifications such as Certified Public Manager (CPM) and Licensed Professional Engineer in Florida, 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 road construction, pavement engineering, and construction quality assurance.

AIA, NCARB, BECxP, CxA+BE

Dan C. Weekes, AIA, NCARB, BECxP, CxA+BE is an architecture and building enclosure expert specializing in construction defects and water infiltration investigations. With a career encompassing architectural design, forensic evaluations, and building enclosure commissioning, he brings a comprehensive understanding of the built environment to his litigation work. His work centers on investigating construction defects, assessing water infiltration issues, and evaluating ADA compliance in building projects. Mr. Weekes has been retained in numerous expert witness and consulting engagements throughout Indiana, involving cases related to building design, construction defects, and ADA accessibility issues. His Bachelor of Science and Masters of Architecture in Architecture, along with certifications such as Building Enclosure Commissioning Provider (BECxP) and Commissioning Authority + Building Enclosure (CxA+BE), 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 building enclosure failures and construction defects.

Forensic Litigation Expert

Meyer R. Rosen, CPC, CChE, E-FAIC, FRSC, DABFET is a forensic litigation expert specializing in products liability, personal injury, and intellectual property cases. With a career encompassing chemical engineering, forensic analysis, and intellectual property, he brings a multifaceted perspective to litigation work. His work centers on investigating fires and explosions, assessing hazardous chemical exposures, and evaluating whether safety standards in product design and formulation were met. Mr. Rosen has been retained in numerous expert witness and consulting engagements across both Federal and State jurisdictions, involving cases related to consumer and industrial products, chemical burns, and toxic exposures. His M.S. in Chemical Engineering from the Polytechnic Institute of Brooklyn, along with certifications such as Certified Professional Chemist and Certified Fire & Explosion Investigator (Emeritus), 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 chemical technology and safety compliance.

PE, PMP, CEP

Mike Simard, PE, PMP, CEP is a mechanical engineering expert specializing in equipment failure, design defects, and industrial safety matters. With a career spanning industrial machinery, process design, and manufacturing systems, he brings a technical leadership framework to litigation work. His work centers on investigating mechanical failures, assessing design defects, and evaluating whether industrial safety standards were met. Mr. Simard has been retained in numerous expert witness and consulting engagements across the United States, involving industrial machinery performance, manufacturing systems, and process design disputes. His Master of Science in Mechanical Engineering, along with certifications as a Certified Project Management Professional (PMP) and Certified Estimating Professional (CEP), 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 systems and industrial safety.

Owner and President

Scott Cohen, Certified Building Professional is a construction defects expert specializing in swimming pools, landscaping, and hardscape issues. With a career encompassing landscape design, pool construction, and forensic evaluation, he brings a multidisciplinary perspective to litigation work. His work centers on investigating construction defects, assessing compliance with industry standards, and evaluating whether design or installation errors contributed to failures. Mr. Cohen has been retained in numerous expert witness and consulting engagements across California, involving cases related to swimming pools, spas, and landscape design. His Ceramics Major in Ceramics, along with his Certified Building Professional 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 construction defects and safety compliance.

Professional Real Estate Inspector

Bud Rozell, ACI, TREC Inspector License #4088, Certified Applicator #561975 is a Professional Real Estate Inspection expert specializing in home and commercial property inspections, including wood-destroying insect assessments. With a career spanning inspection, new construction, and standard of care evaluations, he brings a comprehensive framework to litigation involving property disputes. His work centers on investigating inspection compliance, assessing construction standards, and evaluating whether industry practices were adhered to. Mr. Rozell has been retained in numerous expert witness and consulting engagements throughout North Texas, involving real estate, home inspections, builder client disputes, and insurance claims. His Texas Real Estate Property Inspection Certification from Texas Tech University, along with ACI Certification and TREC Inspector License, 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 home inspection and real estate practices.

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.

Certified Building Inspector • Expert Witness • Consultant

Justin D. Watts, ICC Residential and Commercial Building Inspector is a building inspection and construction defects expert specializing in home inspector standards of care in real estate transactions. With a career spanning real estate home inspections, code enforcement, and municipal building compliance, he brings a comprehensive framework to litigation work involving construction defect analysis. His work centers on investigating construction defects, assessing building code compliance, and evaluating whether inspection standards of care have been met. Mr. Watts has been retained in numerous expert witness and consulting engagements across California, involving real estate transactions, construction defect cases, and code compliance disputes. His Bachelor’s of Science in 1999, along with certifications such as California Commercial Building Inspector and California Residential Building 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 standards of care in disputes involving building inspection and construction defects.

Building Code and Construction Expert

Jeffrey E Bartrem, C.B.I. is a Building Code and Construction Expert specializing in premises liability and property litigation. With a career spanning building inspection, construction oversight, and code compliance, he brings a multifaceted perspective to litigation work. His work centers on investigating building code adherence, assessing construction practices, and evaluating whether negligence contributed to structural failures. Mr. Bartrem has been retained in numerous expert witness and consulting engagements across Michigan, involving wrongful death, residential and commercial structures, and fire-related cases. His BFA from Michigan State University, along with certifications such as Certified Building Inspector and Registered Building Official, 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 building code violations and construction defects.

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.

Practice Leader, Fire Protection

Phillip A. Keena, IAAI-CFI, BsFP SET is a fire protection and safety expert specializing in fire and explosion investigations. With a career encompassing fire protection engineering, code consulting, and failure analysis, he brings a comprehensive understanding of fire safety systems and their compliance with industry standards to his litigation work. His work centers on investigating fire origins and causes, assessing compliance with fire safety codes, and evaluating whether fire protection systems functioned as intended. Mr. Keena has been retained in numerous expert witness and consulting engagements across the Midwest, involving residential and commercial fire cases, fire suppression systems, and fire alarm systems. His B.S. in Fire Protection and Safety Engineering Technology, along with certifications such as Certified Fire Investigator through the IAAI and 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 fire protection systems and safety compliance.

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.

Mechanical Engineer

Brian Tenace, MSME, PE, FM PC® is a mechanical engineering expert specializing in products liability and industrial accident investigation. With a career encompassing mechanical design, safety analysis, and property loss assessment, he brings a multifaceted engineering perspective to litigation work. His work centers on investigating equipment failures, assessing construction defects, and evaluating whether safety standards were met in machinery-related incidents. Mr. Tenace has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to aerial lifts, construction defects, and fire and explosion analysis. His Master of Science in Mechanical Engineering, along with the FenestrationMaster® 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 heavy machinery and equipment damage.

P.E.

Matthew A. Reynolds, P.E. is an aquatics safety and accident reconstruction expert specializing in drownings and other injuries related to aquatics. With a career encompassing swimming pool design, aquatic codes, and standard of care, he brings a comprehensive understanding of the intricacies involved in aquatic-related incidents. His work centers on investigating drowning incidents, assessing swimming pool equipment failures, and evaluating whether aquatic facilities adhere to industry standards. Mr. Reynolds has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to swimming pools, spas, aquatic amusement rides, and natural bodies of water. His Bachelor of Science in Civil Engineering from Loyola Marymount University, along with certifications such as Aquatic Facility Operator and Certified Pool/Spa 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 aquatic safety and equipment design.

Consultant Trauma and Orthopaedic Surgeon and Civil Mediator

Jonathan St. John Munro Dwyer, BSc(Hons), MB BS(Lond), FRCS(Eng), FRCS(Orth) is a trauma and orthopaedic surgery expert specializing in medico-legal reporting and civil mediation. With a career encompassing trauma surgery, orthopaedic surgery, and limb reconstruction, he brings a comprehensive perspective to his litigation work. His work centers on investigating fracture surgery outcomes, assessing children's orthopaedic interventions, and evaluating whether joint preservation techniques meet medical standards. Mr. Dwyer has been retained in numerous expert witness and consulting engagements across the UK, involving personal injury and medical negligence cases. His BSc(Hons) in Pharmacology and Therapeutics, along with certifications such as Advanced Trauma Life Support Instructor, 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 fracture surgery, children's orthopaedic procedures, and limb reconstruction.

Chartered Building Surveyor

Rod Appleyard, Chartered Building Surveyor is a construction defects and fenestration surveying expert specializing in contractual disputes and building envelope analysis. With a career encompassing roles in arbitration, mediation, and expert witness testimony, he brings a multifaceted perspective to litigation work. His work centers on investigating construction defects, assessing building compliance concerns, and evaluating whether building envelope failures have occurred. Mr. Appleyard has been retained in numerous expert witness and consulting engagements across the United Kingdom, involving construction disputes, building envelope analysis, and fenestration surveying. His MSc in Construction Law, along with certifications such as AUEW — Aberdeen University and Certified Thermo-Graphic Surveyor, 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 safety and professional negligence.

Owner, President & CEO

Susan M. Bowley, Ph.D. is a Biomechanics and Medical Devices expert specializing in injury causation biomechanics and personal injury litigation. With a career spanning mechanical and biomedical engineering, consumer product liability, and medical device regulatory affairs, she brings a multidisciplinary framework to her litigation work. Her work centers on investigating injury mechanisms, assessing product compliance, and evaluating whether engineering standards were met. Dr. Bowley has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to consumer products, medical devices, and patent infringement. Her Ph.D. in Biomedical Engineering, along with certifications such as Certified English XL VIT Tribometer Operator and BOSCH CDR Technician & Data Analyst 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 biomechanics and medical devices.