Business Details
41 Years
experience
Trusted Roof and Building Envelope Consulting Services
Founded in 1985, Wja Consultants has built a reputation for delivering precise, transparent, and legally defensible reports for building envelope projects. Our team combines decades of industry experience with advanced methodologies to address complex challenges in roof consulting, asset management, and expert legal testimony. We serve a diverse clientele, including law firms, insurance companies, and hospitality corporations, across global markets from North America to Australia. Our commitment to personalized service ensures clients receive tailored solutions that align with their unique needs. With expertise in storm causation analysis, building diagnostics, and life-cycle forecasting, we prioritize factual accuracy and technical excellence in every project.Our global reach extends to regions including the Caribbean, Southeast Asia, and Europe, enabling us to support international clients with consistent quality. By integrating cutting-edge technology like drone inspections and infrared thermography, we enhance diagnostic precision and efficiency. Our asset management programs help organizations optimize maintenance budgets and extend building longevity through data-driven strategies. Clients rely on our court-tested expertise to resolve disputes and mitigate risks associated with building envelope failures. As a leader in engineering consulting, we remain dedicated to advancing industry standards through innovation and integrity.
Services
Roof Consulting
Building Envelope Engineering
Asset Management Programs
Expert Legal Testimony
Insurance Inspections
Storm Causation Analysis
Life-Cycle Forecasting
Drone Inspections
Details
- Year established: 1985
Highlights and features
- We offer over 35 years of expertise in roof consulting and building envelope engineering.
- Our team provides transparent, court-defensible reports with global reach.
- We deliver customized asset management programs to optimize building maintenance.
- Our engineers utilize advanced technology for precise diagnostic assessments.
- We maintain a proven track record in expert legal testimony and dispute resolution.
What people say
Expert investigative approach
Instrumental part of our team
Essential to quality installation
Unparalleled transparency
Fact-based reports
Services
Roof Consulting
Our roof consulting services identify damage causes, including hail, wind uplift, and installation defects. We provide detailed reports with repair cost estimates using non-destructive testing methods. Clients benefit from court-defensible documentation and expert guidance for residential and commercial properties.
Building Envelope Engineering
We assess building envelope integrity through advanced diagnostics, including moisture analysis and thermal imaging. Our engineers develop solutions to prevent water intrusion and structural failures, ensuring long-term durability for commercial and institutional facilities.
Asset Management Programs
Our asset management services optimize building maintenance budgets through condition assessments and life-cycle forecasting. We create customized programs with preventative maintenance schedules to extend asset longevity and reduce unexpected repair costs.
Expert Legal Testimony
We provide expert witness services for roof and faade-related litigation. Our testimony is grounded in factual analysis and technical expertise, supporting legal teams with clear, unbiased evidence in deposition and trial proceedings.
Insurance Inspections
Our team conducts thorough inspections to determine roof damage causes for insurance claims. We deliver comprehensive reports with photographic evidence and repair estimates, ensuring accurate claims processing and dispute resolution.
People
J. Douglas Wallace
President & Founder
Founder of Wja Consultants with over 35 years in roof consulting. Leads teams delivering transparent, court-defensible reports for complex building envelope projects globally.
Joe Bragg
Senior Roof Inspector/Senior Legal Consultant
Provides expert roof inspections and legal consultation services. Combines technical expertise with legal knowledge to support litigation and insurance claims resolution.
Timothy D. Levine, AIA
Senior Exterior Faade Consultant
Licensed architect specializing in exterior faade analysis. Develops solutions for faade performance issues and contributes to forensic investigations.
Michael Thomspson, P.E.
Building Envelope Engineer
Licensed professional engineer focused on building envelope diagnostics. Conducts moisture analysis and structural assessments to prevent long-term facility damage.
Nate Mallott
Drone Supervisor/Infrared Thermographer
Operates drone technology and thermal imaging for advanced roof diagnostics. Identifies hidden moisture issues and structural anomalies efficiently.
Questions
What services does William John Associates offer?
We specialize in roof consulting, building envelope engineering, asset management programs, expert legal testimony, and insurance inspections.
How long has WJA been in business?
William John Associates has provided engineering consulting services since 1985.
Do you serve clients outside the United States?
Yes, we operate globally across North America, Europe, Asia, and the Caribbean.
What industries do you work with?
Our clients include law firms, insurance companies, hospitality corporations, and institutional organizations.
How do you handle legal testimony services?
We provide unbiased, fact-based expert testimony for roof and façade damage cases in deposition and trial settings.
