Infrastructure/Construction/Forensics and Testing

Specialties & Experience of this Expert Witness

Additional Information

Barry Taheri is the founder and Principal of California Consultants and is recognized as one of the most sought-after expert witnesses in the fields of Building Science, Building Enclosure, and Waterproofing Systems. With over 24 years of industry experience, Barry and his firm have played a critical role in the success of more than 80 litigation support cases, 100 new construction projects, and 200 forensic investigations. His expertise spans over 5,000 completed forensic projects, and he is a designated industry expert for the California Contractors State License Board (CSLB). Barry also holds active general contractor licenses in multiple states and maintains several system and manufacturer certifications relevant to the industry. California Consultants was a key contributor in the largest construction defect rescission case in North America. The firm has a proven track record of successfully negotiating and facilitating favorable case settlements. As a full-service, turnkey operation, California Consultants offers comprehensive expert witness services, including forensic investigation, in-house testing services, construction defect analysis and cost of repair analysis. Your case will directly benefit from the deep knowledge, practical experience, and solution-driven approach that Barry Taheri and California Consultants bring to every project. Qualifications, experience and accreditations are as follows; Firm-California Consultants: • Designated industry expert for the state of California (CSLB) • Over 25 years’ experience in Forensics, Weatherization, Field Testing. • Building Envelope member, of the Los Angeles Chapter of the BEC. • DuPont Envelope Certification number: DWSRC 1082 • State of California Contractor’s License: B 904491 • Certified Water Testing with equipment calibrated annually. • Certified in Thermographic imaging. • Technical Writer for Code Programs (Lessons from prior building cycles) • Consultant and Industry Expert - 30 years of Experience in Commercial and Residential Construction. • Experience in Forensic Investigation and Analysis of Construction Defects: Site Inspections, Destructive Testing, Issues Analysis and Cost of Repair. • Litigation Case Review: Contracts, Codes, Standard of Care. • Exterior Envelope Failure Analysis: Water Intrusion at Roofing, Windows, Waterproof Decks, Exterior Finishes, Drainage Plane, Framing, Finish Carpentry and Below Grade Waterproofing. • ASTM & AAMA Window & Door Leak Analysis with respect to Product or Installation Failures. • Technical presenter to the Stucco Manufacturer’s Association (SMA) • Technical Advisor and Forensic Investigator to the leading environmental engineering firm: Terra Petra • ASTM Member & Official Voting Committee Member of E06, Performance of Buildings Education and Certification: Accredited Architectural School Waterproofing Consultant-(USC) State of California License, B 904491 DuPont Envelope Certification number; DWSRC 1082 Solving Mold Training Certificate Solving Moisture Training Certificate State of CA Weatherization Training Certificate State of CA Certification CAS, (Combustible Appliance Safety) State of CA Certification Shell and Sealing (Envelope/Enclosure/HVAC) State of CA Certification Blower Door Testing EPA Lead Safe remodeler Henkel Corp approved CIM Industries approved Tremco approved Government designated industry expert (CA) IIBEC Certificate in Stucco Detailing for Buildings with Unique Geometry