Engineering Expert Witnesses in Arizona

Engineering, HVAC - HVAC and Refrigeration, Process and Power Piping, Plumbing Systems, Standard of Care in Design and Construction, Chemical Exposures in the Workplace, Cleanroom Design and Performance, Codes and Standards, Patent and Trade Secret Disputes, Data Centers

William R. Acorn is founder of Acorn Consulting Services, LLC, an engineering firm. As a consulting mechanical engineer, Bill provides project analysis, forensic reconstructions and litigation support services relating to the design, delivery and functioning of high-tech manufacturing facilities, semiconductor fabrication facilities, institutional laboratories, data centers, health care facilities and a variety of commercial buildings. He is a recognized expert in the evaluation of deficiencies in HVAC systems, cleanrooms, piping systems, refrigeration systems, construction defects and building and fire code compliance. He represents both plaintiffs and defendants. Bill has more than 45 years of experience as a professional engineer and owner's agent and is a recognized expert in assessing, evaluating, remediating and providing testimony on complex project design, construction and operational matters. His consulting expertise has been influential in shaping approaches to code comp...

Structural Engineering, Engineering - Wood, masonry, steel, concrete structures. Construction defect, insurance litigation, professional liability claims. Seismic/wind design, code review, standard of care analysis. Also foundations, underpinning, retaining walls, and tie-backs. Extensive graphics and animations capabilities.

Josephson-Werdowatz & Associates (JWA), founded in 1988 and with licenses in thirty states, has provided structural design and construction defect investigations/evaluations across the United States and abroad. Structural evaluations included wood, masonry, steel, and concrete structures, with particular emphasis on seismic and wind design. JWA has experience working with specialty materials such as acrylic, aluminum, and glass as well. Evaluations also include code review and analysis, and standard of care analysis. JWA has extensive experience with geotechnical structures such as special foundations, underpinning, retaining walls, tie-backs, and soil nails, among others. JWA strives for a reasoned, accurate, and practical solution to structural engineering problems and deficiencies. Principal Structural Engineers Carl H. Josephson, PE, SE; Dan R. Werdowatz PE, SE; and Stephen P. Kerr, PE, SE have been retained as expert witnesses in over 1,500 cases for plaintiff and defense cli...

Aviation & Aerospace, Engineering - Business Operations (aviation), failure analysis, Human Factors, Aviation Software engineering and certification, aircraft design, controls, displays, hardware/software integration, Pilot Training, pilot-vehicle interface, Skydiving, Hanggliding, Parachutes, Wingsuits, Airplanes, Helicopters, Safety

Dr. Timothy Sestak is an expert in the field of aerospace technology and systems integration. With an impressive background in both academia and industry, Dr. Sestak has cultivated an exceptional breadth of expertise in numerous critical areas, including sensors, aerodynamics, human factors, human-machine interface, system logistics, hardware and software development, integration, testing, and certification of aircraft systems. Furthermore, he possesses extensive experience and training in aviation safety and safety systems, ensuring a comprehensive understanding of the industry's most crucial aspects. As a Professor at Embry-Riddle Aeronautical University in the College of Aviation, he expertly guided students with his wealth of knowledge and practical insight. Dr. Sestak has held influential leadership roles and successfully managed high-technology programs for prominent organizations such as the US Navy, Boeing, B/E Aerospace, NASA, The Research Triangle Institute, IBM, and sma...