J. Douglas Wallace is a Roofing Industry Expert with over 35 years of experience specializing in Roofing Systems Analysis.
William John Associates (WJA) was founded by Mr. Wallace in 1980 in response to a need for a company to provide accurate and unbiased information of a full range of roofing issues. Mr. Wallace and Mr. Joel Hammock have over 60 combined years of roofing experience, and incorporate a detailed knowledge of roofing systems and installation procedures that differentiates WJA from other more theoretically oriented companies in the industry.
Corporate Clients include: Kerzner International, Walker & Co, Lougheed Resources Group, Starwood Properties, Vestcor Construction, SSW & Bush Construction, The Bove Company, Orlando Museum of Art, H.J. High Construction, Wood Partners, JDR Construction, Alliance Residential, United Dominion Realty Trust, The Roberston Group.
Litigation Support - Mr. Wallace provides expert witness testimony and arbitration related services for cases involving Roofing Failure. He also offers unbiased professional inspections to help the insurance industry identify sources of damage, whether repairs or replacement may be necessary, and associated costs involved. WJA currently work for over 40 insurance companies and have conducted over 40,000 inspections throughout Florida and from Arizona to the Carolinas.
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Warren Forensic Engineers and Consultants, founded in 1997, is extremely well versed in the disciplines of Mechanical, Electrical, Chemical, Structural, and Fire and Explosion investigation. Their engineers are known for delivering the truth — origin, cause, responsibility, and cost of an event or claim — with unmistakable clarity. Warren Forensics provides technical investigations and analyses of personal injury and property claims as well as expert testimony for insurance adjusters and attorneys. Each member of their engineering team is a licensed professional engineer (P.E.) in multiple states. Beyond engineering expertise, their engineers and consultants also hold a variety of other certifications including Certified Fire and Explosion Investigator, Certified Vehicle Fire Investigator, Certified Fire Investigation Instructor, CMSE®-Certified Machine Safety Expert, Certified Safety Professional, Certified Building Inspector, and Certified Property and Evidence Specialist.
Types of Loss:
John Phillips, PE, CFEI, Senior Consulting Engineer, has more than 30 years of Crane and Heavy Equipment experience and more than 20 years of experience in forensic engineering. In addition to holding a Bachelor of Science degree in Mechanical Engineering from the University of South Carolina, Mr. Phillips is a Licensed Professional Engineer in South Carolina, North Carolina, Georgia, Louisiana, Ohio and Minnesota. He is NCEES registered both as a model engineer and with The United States Council for International Engineering Practice. During his career, Mr. Phillips has designed crane systems, supervised installation, tested and certified lifting equipment even serving as a project engineer for maintenance and certification of nuclear weapon lifting and handling systems. His extensive experience helps him determine the cause and scope of damage for crane, hoist, and other lift equipment incidents. In addition, he’s a certified Fire and Explosion Investigator and a certified Fire Investigator Instructor by the National Association of Fire Investigators.
Mr. Phillips is adept at determining the origin, cause, and scope of damage for equipment and structural fires. He also evaluates consumer and industrial equipment for product defects, guarding, and safety issues. He has testified in depositions and trials in state and federal court. Mr. Phillips is a member of the International Code Council (ICC), American Society of Materials (ASM) and the American Society of Testing and Materials (ASTM), as well as a voting member of the ASTM Performance of Buildings, Forensic Sciences, Forensic Engineering, and Ships & Marine committees.
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