Find the Right Expert for Every Case

Chartered Surveyor | Construction & Engineering Survey Specialist | Expert Witness

MICHAEL BUTTERS MRICS MCInstCES is a Chartered Surveyor and Construction & Engineering Survey Specialist expert specializing in boundary disputes and construction verification. With extensive experience across civil engineering, mechanical engineering, nuclear, petrochemical, infrastructure, and land surveying projects, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating boundary encroachments, assessing land ownership disputes, and evaluating whether construction setting out discrepancies have occurred. Mr. Butters has been retained in numerous expert witness and consulting engagements throughout the United Kingdom, Europe, the Middle East, Africa, and Asia, involving residential and commercial boundary disputes, land encroachment investigations, and private road construction issues. His BSc in Surveying & Mapping Sciences, along with his memberships in the Royal Institution of Chartered Surveyors (RICS) and the Chartered Institution of Civil Engineering Surveyors (CICES), 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 technical surveying investigations and construction verification.

Head of Architecture EMEA, Technical Expert

Jason Bagge, BSc, B Arch, LLM is a forensic architecture expert specializing in construction design evaluation and professional negligence. With a career spanning architectural leadership on award-winning projects across diverse sectors, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating fire safety compliance, assessing water ingress issues, and evaluating professional negligence in architectural design. Mr. Bagge has been retained in numerous expert witness and consulting engagements across the United Kingdom, involving mixed-use developments, residential projects, and commercial properties. His LLM in Construction Law and Arbitration, along with his Chartered Membership in the Royal Institute of British Architects (RIBA), 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 design compliance.

Forensic Criminologist, Police/Corrections Expert, Certified Medical Investigator

Dr. Ron Martinelli, Ph.D., MPA/JA, Certified Medical Investigator, CMI-V is a forensic criminologist expert specializing in police practices and corrections litigation. With a career encompassing forensic psychology, public and justice administration, and extensive field experience, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating police practices, assessing corrections procedures, and evaluating whether security assessments meet industry standards. Dr. Martinelli has been retained in over 500 expert witness and consulting engagements across the United States, involving cases such as deadly/excessive force, jail suicides, and inadequate security. His Ph.D. in Criminology, with an emphasis in Forensic Psychology, along with certifications such as Certified Medical Investigator, CMI-V, and Certified Litigation Specialist - Police Practices & Corrections, 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 police practices and corrections.

Chartered Architect, Construction Industry Designer

Joanne Williams, MSc, BA(Hons), DipArch, ARB, RIBA, MCIArb is a Chartered Architect and construction dispute expert specializing in construction defects analysis, professional negligence evaluation, and contract dispute resolution. With a career encompassing design leadership, technical oversight, and project delivery management across diverse building sectors, she brings a comprehensive understanding of architectural and construction standards to her litigation work. Her work centers on investigating construction defects, assessing professional negligence, and evaluating compliance with building regulations. Ms. Williams has been retained in numerous expert witness and consulting engagements across the UK and Europe, involving residential, commercial, and educational buildings, as well as insurance-related construction matters. Her MSc in Construction Law and Dispute Resolution, along with her Expert Witness Certificate from Cardiff University/Bond Solon, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving construction defects and professional negligence.

David M Bekus is a construction defect analysis expert specializing in building code compliance and project management litigation. With a career spanning residential construction, project management, and building inspections, he brings a comprehensive understanding of construction standards and regulatory frameworks to his litigation work. His work centers on investigating construction defects, assessing compliance with building codes, and evaluating whether construction practices meet industry standards. Mr. Bekus has been retained in numerous expert witness and consulting engagements within New Jersey, involving residential construction, insurance claims, and homeowner association disputes. His BA in Political Science from KEAN COLLEGE, along with certifications in Project Management, Cost Estimating, Construction Methods, and Construction Site Safety from Middlesex County College, 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 compliance issues.

Expert Witness

Brice R. Miller, MBC, BSBC is a construction defects expert specializing in moisture intrusion, stucco, and building envelope litigation. With a career spanning construction project management, quality control, and forensic investigation, he brings a comprehensive understanding of building codes and construction standards to his litigation work. His work centers on investigating construction defects, assessing compliance with building codes, and evaluating whether industry standards have been met. Mr. Miller has been retained in numerous expert witness and consulting engagements across Florida, involving construction defect claims, building envelope failures, and compliance with FL Statutes 558 and 553. His Master of Building Construction from the University of Florida, along with certifications such as LEED Accredited Professional and FenestrationMasterTM, 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 code compliance.

Structural Engineer - Construction and Personal Injury

Michael C Head, PE is a structural engineering expert specializing in construction defects and personal injury litigation. With a career spanning over four decades in building construction, building forensics, and high-rise building construction analysis, he brings a comprehensive framework to litigation work. His work centers on investigating construction defects, assessing structural integrity, and evaluating whether construction standards were met. Mr. Head has been retained in numerous expert witness and consulting engagements across the Southeastern United States, involving construction defects, structural failures, and hurricane damage cases. His MS in Structural Engineering from Vanderbilt University, along with certifications as a Professional Engineer in multiple states and a LEED© Accredited Professional (LEED AP BD+C), 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 practices.

Corporate Safety Executive

Hendrik Botterman, CSP is a construction safety and OSHA compliance expert specializing in liability assessment and contractor duty of care. With a career spanning leadership roles in safety management, policy development, and regulatory compliance, he brings a strategic perspective to litigation work. His work centers on investigating construction site incidents, assessing compliance with safety standards, and evaluating whether safety protocols were adequately implemented. Mr. Botterman has been retained in numerous expert witness and consulting engagements across the United States, involving construction safety, accident investigation, and OSHA compliance cases. His Bachelor of Science in Industrial Technology and Occupational Safety, along with his Certified Safety Professional (CSP) 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 safety and regulatory compliance.

Tetra Tech’s director of ecotoxicology

Jeffrey D. Diamond is an insurance law expert specializing in insurance coverage disputes, bad faith litigation, and policy interpretation. With a career encompassing diverse legal roles and extensive experience in insurance law, he brings a nuanced understanding of complex coverage issues to his litigation work. His work centers on investigating first and third party claims, assessing policy interpretation, and evaluating whether bad faith actions have occurred. Mr. Diamond has been retained in numerous expert witness and consulting engagements across California and Georgia, involving first and third party claims, construction defect litigation, and examinations under oath. His Juris Doctor from Loyola Law School, Los Angeles, along with his MTS Designation — American Society of Appraisers, Green (LEED) Building Valuation, and Uniform Standards of Professional Appraisal Practice (USPAP) — Appraisal Institute 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 responsibility in disputes involving insurance coverage and policy interpretation.

President

Douglas Miller is an occupational safety and health expert specializing in litigation support related to construction safety, scaffolding, and fall protection. With extensive experience in health and safety across various industries, he brings a practical and regulatory framework to his litigation work. His work centers on investigating workplace accidents, assessing compliance with safety standards, and evaluating whether industry-specific safety protocols were followed. Mr. Miller has been retained in numerous expert witness and consulting engagements across the United States, involving cases in construction, manufacturing, and transportation sectors. His certifications, including OSHA 500 and OSHA 501, 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 occupational safety and health standards.

Owner, Lead Crash Reconstructionist

Brian J West, ACTAR #3065 is an accident reconstruction expert specializing in traffic crash investigations and event data recorder analysis. With a career spanning law enforcement, military police service, and private consulting, he brings a multifaceted perspective to litigation work. His work centers on investigating crash dynamics, assessing vehicular data, and evaluating whether safety protocols were followed. Mr. West has been retained in numerous expert witness and consulting engagements across Florida, involving traffic homicide cases, pedestrian and bicycle crashes, and complex vehicular accidents. His Associates in Science in Criminal Justice Technology, along with his ACTAR Accreditation, 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 traffic incidents and crash reconstructions.

President, Batzer Engineering, Inc.

Stephen A. Batzer, Ph.D., P.E. is a forensic engineering expert specializing in material failure analysis and accident reconstruction. With a career spanning mechanical engineering, materials science, and intellectual property, he brings a multidisciplinary perspective to litigation work. His work centers on investigating material failure mechanisms, assessing accident causation, and evaluating whether design standards were met. Mr. Batzer has been retained in numerous expert witness and consulting engagements across the United States, involving product liability, patent infringement, and vehicle crashworthiness cases. His Ph.D. in Mechanical Engineering - Engineering Mechanics, along with his Board Certified Forensic 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 causation in disputes involving mechanical failures and safety standards.

Professional Engineer

David C. Flettrich, P.E. is a forensic engineering expert specializing in cause and origin investigations related to poorly performing or problematic building systems. With a career spanning the design and retrofit of mechanical, electrical, and control systems, he brings a multi-disciplined perspective to litigation work. His work centers on investigating design errors and omissions, assessing construction defects, and evaluating whether building systems meet industry standards. Mr. Flettrich has been retained in numerous expert witness and consulting engagements across the Southern United States, involving residential, commercial, industrial, and institutional facilities. His Bachelor of Science in Electrical Engineering from Tulane University, along with certifications as a Certified Indoor Environmentalist (CIE) and Certified Microbial Remediator (CMR), 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, moisture intrusion, and energy management.

President

Bridget R. Brandon, Senior Certified Appraiser, USPAP Certified is an equine appraisal and litigation support expert specializing in sport and performance horse valuations and related legal disputes. With a career encompassing equine breeding, management, and industry standards, she brings a comprehensive understanding of equine operations and market dynamics to her litigation work. Her work centers on investigating equine valuation disputes, assessing industry compliance, and evaluating liability in equine-related incidents. Ms. Brandon has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as equine insurance claims, malpractice suits, and fraud analysis. Her BFA from Southern Methodist University, along with her Senior Certified Appraiser designation from the American Society of Equine Appraisers and USPAP compliance, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of value and industry standards in disputes involving equine transactions, care, and management.

Independent Crane Operations & Risk Expert

Edward C. Guerra is a Crane Operations & Risk Expert specializing in equipment and machinery litigation. With a career spanning crane operations, safety management, and lift planning, he brings a comprehensive understanding of industry standards and practices to his litigation work. His work centers on investigating crane accidents, assessing safety management protocols, and evaluating whether standard of care deviations have occurred. Mr. Guerra has been retained in numerous expert witness and consulting engagements across the United States, involving crane accidents, construction safety, and equipment failure cases. His EMT Advanced Certification from Broward College, along with NCCCO Crane Operator Certification, OSHA 30-Hour Construction Safety, and a Commercial Driver’s License (CDL), 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 operations and safety management.

Expert Witness

Michael D. Stall, MSCE, PE, DFE, CPAU is a forensic engineering expert specializing in the evaluation of design and construction defects. With a career spanning forensic engineering, disaster recovery, and property insurance loss analysis, he brings a multidisciplinary perspective to litigation work. His work centers on investigating construction defects, assessing schedule delays and cost disputes, and evaluating whether property insurance claims align with industry standards. Mr. Stall has been retained in numerous expert witness and consulting engagements across the United States, involving construction defects, insurance disputes, and disaster recovery cases. His Master of Science in Civil Engineering from Stanford University, along with certifications such as Registered Professional Engineer (Texas #65893) and Senior Forensic Engineer (DFE), 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 and property loss.

Principal and CEO

Thomas L. Read, Ph.D. is a failure analysis expert specializing in glass and polymer failure analysis, metallurgy, and accident reconstruction. With a career spanning materials science, engineering, and manufacturing, he brings a multidisciplinary perspective to litigation work. His work centers on investigating product defects, assessing accident causation, and evaluating whether manufacturing standards were met. Mr. Read has been retained in numerous expert witness and consulting engagements across California, involving cases related to product liability, intellectual property, and factory safety. His Ph.D. in Materials Science and Engineering from Stanford University, along with his registration as a Professional Engineer in California, 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 materials failures and safety compliance.

Forensic Structural Engineer – Roof & Water Loss

Jose O Nunez, PE, FRSE, CXLT is a forensic structural engineer specializing in roof and water loss litigation. With a career spanning structural engineering, construction engineering, and forensic analysis, he brings a comprehensive perspective to evaluating complex engineering disputes. His work centers on investigating hurricane damage, assessing water intrusion, and evaluating whether construction defects have occurred. Mr. Nunez has been retained in numerous expert witness and consulting engagements across Florida, involving construction disputes, premises liability, and building envelope cases. His Bachelor of Science in Civil Engineering from Instituto Tecnologico De Santo Domingo, along with Professional Engineer (PE) licenses in Florida, Colorado, Louisiana, Alabama, New York, and North Carolina, 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 defects.