Build today, for tomorrow.

Logo for Seed Building Systems featuring a stylized sprout with a seed and leaves.

High-performance insulated structural panels that reduce labour, financing & operating costs.

  • Precision Built

  • Customizable

  • Ecologically responsible

  • Competitively priced

  • Engineered to last

  • Designed to meet passive house standards

  • Exceptionally well-insulated

  • Airtight to ensure proper moisture and vapour control

  • Weather-resistant

  • Ready for rough-ins

  • Ready for exterior cladding

A technical diagram showing the layers of a SEED Wall panel

Sustainable
Ecological
Efficient
Durable

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DEVELOPERS
Municipal, Not-for-Profit, and Market Builds

Achieve the world’s highest standards for energy efficiency, sustainability, comfort, and durability. Our CSA-certified panels meet rigorous health and environmental criteria.

 See inside our SEED Building Systems

Installing a SEED wall panel - Tooketree

BUILDERS
Save Time and Money with SEED Panels

We provide a truly sustainable solution for high-performance building envelope construction. And we help you save time and money. Installation is fast and results in a sealed, insulated building envelope ready for rough-ins and cladding.

 See inside our SEED Building Systems

A home built with SEED Building Systems from Tooketree Passive Homes

HOMEOWNERS
Build Today, for Tomorrow

Build a home that’s designed for the future with Tooketree’s SEED building panels, an innovative, high-performance solution that brings strength, efficiency, and sustainability together.

Why Choose Tooketree?

Builders installing SEED wall panels from Tooketree Passive Homes

The Story and Mission Behind Tooketree

Builders insulating SEED panels using natural materials at Tooketree's Baysville factory
Builders insulating SEED panels using natural materials at Tooketree's Baysville factory

Tooketree is an industry leader in green construction.

Building with natural materials is a healthy choice for occupants and a responsible choice for the planet.

Tooketree Passive Homes is committed to providing a solution to the climate crisis. Our panels are ultra-insulated with biogenic materials that sequester carbon. We limit the creation of waste and unnecessary energy consumption through our controlled manufacturing process.

Tooketree was awarded the Innovation in Industry Award at the 2024 Ontario Embodied Carbon Awards and further industry recognition by Foresight Canada, a cleantech accelerator that launches climate solutions across Canada. 

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Tooketree Passive Homes is a CHBA Net-Zero Qualified Builder. Leaders on Tooketree’s team are Phius Certified Passive House Builders. Tooketree is a proud member of Builders for Climate Action and the Climate Smart Buildings Alliance.

Learn more about buildings and climate