Proudly Serving Vashon Island


BPI Accredited ContractorBPI Certified Building Analyst: As a certified BPI (Building Performance Institute) Building Analyst, I have had training in BPI's rigorous house-as-a-system approach and kept conscientiously up-to-date on certification (BPI requires Building Analysts to be re-certified every three years). As a BPI Building Analyst I am certified to conduct blower-door tests, combustion appliance inspection and repair, air quality testing including carbon monoxide detection, duct testing and airflow testing in addition to my other contracting services. For more information about BPI's standards, take a look at their Technical Standards for Building Analysts (PDF).


HERS Rating SystemRESNET Certified HERS Rater: As a certified HERS rater, I am certified to conduct both home energy audits and home energy ratings. As per RESNET's standards, I take building science classes throughout the year, to ensure that my energy audits and home energy ratings utilize the latest science and technology to provide the best and most effective information available.

csba logoCertified National Sustainable Building Advisor: