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Essential Habitat

Essential Habitat


Essential Habitat is a Northern California based consulting and design firm dedicated to energy efficient, carbon neutral and sustainable construction, implemented through the Passive House standard.

Full Description: We provide energy modeling, consulting and/or design services to architects, builders, developers and property owners interested in developing new Passive House projects or retrofitting existing buildings. Our focus is on precise performance optimization and value engineering for efficient, healthy, comfortable, successful and beautiful buildings. Our skill set spans technical aspects of building science and construction to the art of design. We are the leading Passive House consulting firm in California, having consulted on the first Certified Passive House in the state, which was also the first Certified Passive House retrofit in the US. We’ve worked on projects from southern California to Alaska.

Professional Type: Consultant, Designer, Energy Consultant, Green Consultant

For Additional Information, Please Contact:

Graham Irwin
88 Dominga Ave.
Fairfax, CA  94930
Region - San Francisco Bay Area

(415) 258-4501  
(415) 258-4501 Fax

Source: Website:

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