Meet the future of energy-efficient construction

Prefab building solutions for commercial, residential, and mixed-use new builds & retrofits.

Retrofit

Extend the lifespan & boost the value of your building while getting ahead of 2030 energy efficiency mandates.

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Commercial & Mixed Use

Develop commercial & mixed-use buildings with lower operating costs & longer lifespans.

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Multi-Family Residential

Build energy-efficient low and mid-rise residential buildings rapidly and sustainably.

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The Better Path to Net Zero

Passive House design can reduce energy use for home heating & cooling by 80–90%, making it a better path to net zero.

Energy-Efficient Prefab Panels

Build faster and smarter with super-insulated prefab panels.
Passive House Principles

Discover the building science & benefits of Passive House design.

QP Model Homes

Find the perfect energy-efficient forever home for your family.

What Our Clients Say

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At last I have warm feet. Nothing can get me out of this wonderful house again!…
Karin Pankoke
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Living here is much easier than before, the maintenance of the house is just simpler, we don´t have to worry about heaters, filling the tanks with fuel or radiators.
Eva and Gabriel
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I have enough fresh air even when the windows are kept closed.
Uschi L

Did You Know?

Buildings account for up to 40% of global energy consumption and contribute 30% of annual global greenhouse gas emissions.