- 33 years of experience in design and installation management of vapor intrusion and radon mitigation systems totaling approximately 11,000 combined commercial and residential properties. - Served on numerous Codes and Standards Committees. - Authored technical papers and guidance/fact sheets on energy-efficient soil gas venting systems for new construction and existing buildings.- Managed the design and construction of soil depressurization systems in approximately 40 new schools and commercial buildings. - For the past five years, business focus has been on precision building diagnostics, plan design and the integration of energy efficient technology, controls and monitoring of mitigation systems in schools, multi-family and commercial buildings.