Excellence in Sustainable Construction
Serving Northern California, PassivWorks delivers quality construction while implementing the latest sustainable building practices. Specialties include:
Passive House Construction: This standard has become our baseline for building near-zero, net-zero and carbon-neutral structures in a cost effective manner. Rick Milburn was the first builder in California certified by the Passive House Institute U.S. (PHIUS) and is leading the way in many groundbreaking low-energy techniques. Learn more
Custom Buildings: Rising to meet the needs of even the most demanding customers, we have sixteen years of built projects and satisfied customers throughout Northern California. Learn more
Integrated Renewables: PassivWorks is a certified solar installations professional specializing in Grid-Tied Photovoltaics and Solar Thermal. We use renewables in our Passive Houses to offset the minimal electrical loads needed for lights, mechanical system, etc. bringing your building to net zero energy.
Our goal is simple - to be the best at what we do!










