Passivworks, Inc.

  • Passive House Construction

    This standard has become our baseline for building near-zero, net-zero and carbon-neutral structures in a cost effective manner.

    Passive House Construction

  • Napa & Sonoma Custom Home Builder

    We deliver quality construction while implementing the latest sustainable building practices.

    Napa & Sonoma Custom Home Builder

  • Integrated Renewables

    We integrate renewable technologies into all our passive houses with a goal of net zero.

    Integrated Renewables

  • Innovative Building

    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.

    Innovative Building

What to expect from us

What to Expect

Possessing an exacting standard of excellence in everything we do, we built our reputation on constructing fine custom homes and quality … Read more...

The Ultimate High Performance Home

The Ultimate High Performance Home

PassivWorks built the first Certified Passive House™ in California and the first Certified Passive House™ retrofit in the United States. … Read more...

What is a Passive House?

What is a passive house?

The term “Passive House” refers to a voluntary, ultra-low energy construction standard developed over the past twenty years by the … Read more...

Connect with the Passivworks Team

We'd love to hear about your project idea, custom build or remodel and how we can help make it a reality!
Contact Us Today

Passivworks, Inc.

• We source 90% of our material from the United States and 100% of our labor from qualified individuals dedicated to your project's success.
• We maximize the use of non-toxic materials and products in every project.
• We are not interested in being the biggest, just the best at what we do. The majority of our yearly sales are returning clients or their referrals.

"Rick Milburn of Passivworks is the most thorough, honest and knowledgable professional I have ever had the pleasure to work with in building a home. I have built far too many in my lifetime, but I have never experienced such passion for excellence that Rick and his team display." - J. Wood,  The Wood's Custom Villa, Sonoma
Screen Shot 2015-02-11 at 12.25.16 PM Screen Shot 2015-02-11 at 12.22.17 PM

PHcertBUILD
PHconsultICON
TALK TO US AND SHARE YOUR IDEA!