This week on IAQ Radio we welcome John and Lydia Lapotaire. John, together with his wife Lydia, has owned and operated Orlando Florida based Indoor Air Quality Solutions since 2001. John is a Building Envelope & Indoor Environment Consultant specializing in building product failure investigations, forensic water intrusion investigations, and building envelope failure investigations for commercial and residential structures. John and Lydia also provide indoor environmental assessments and mold & odor investigations. John is also the current President of the Indoor Air Quality Association. John and Lydia are Florida Licensed Mold Assessors, Certified Indoor Environmental Consultants CIEC's. They have performed investigations, and forensic diagnostic inspections throughout the mid-West and Eastern United States for both commercial and residential properties. John has served as an expert witness in court cases involving indoor air quality, mold, building envelope failure, building product failure and spray polyurethane foam insulation. He has provided consultation and or testimony in several hundred litigation cases.