Single Family Projects


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Mountain Lake Passive House

This Western Maryland house was our first foam free Passive House design.  From the foundation of passive design, this home is net positive and built from low environmental impact materials.

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Old Hopkins Road House

Our First Passive House project.  Also Living Building Challenge and LEED Platinum.

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Georgetown New Net Zero Residence

Single family net zero targeted House in Washington D.C.


Dallas Street Passive House Retrofit

Single family Passive House Retrofit in Baltimore, Maryland.


Honeycomb Net Zero Residence

New, Net Zero, foam-free single family home in New Jersey.


CarMic Net Zero Retrofit

The CarMic House is a 1954 stone residential retrofit targeting Net Zero energy usage, foam-free construction, permaculture design, and healthy and salvaged materials.