Licensees
Stabilized
Insulated
Rammed
Earth
Terra Firma Builders
Located in British Columbia, Canada

Constructing with the SIREWALL System for insulated rammed earth since 1992, Terra Firma Builders has an impressive portfolio of residential and commercial projects around the globe. Specializing in eco and health-conscious custom homebuilding, Terra Firma Builders constructs resilient homes built for the 7th generation.
Terra Firma Builders’ award-winning projects include the longest rammed earth wall in North America, the Nk’Mip Desert Cultural Centre in Osoyoos. This project has garnered the Governor General’s Medal in Architecture (top honour in Canada) and won first place internationally at the World Architecture Festival in Barcelona in the Holiday category.
With over forty commercial and residential projects in the last twenty years, Terra Firma Builders have an impeccable safety record and long list of satisfied clients. The Terra Firma Team includes seasoned project managers and design consultants who have specific experience with SIREWALL. Members of the Terra Firma team have invested decades to research and develop the SIREWALL System for insulated rammed earth.
President: Meror Krayenhoff
Accolades
- Member, Canadian Home Builders Association
- Member, Better Business Bureau
- Board Member, Northwest EcoBuilding Guild
- Winner of numerous awards for residential homebuilding including the CHBA “Best Home Builder in BC” 2000
- Registered Residential Builder – Licence #22534
- Georgie Awards
Projects
- Lakeside Grand Piano, Salt Spring Island, British Columbia
- Out-of-the-Box Passive Solar, Salt Spring Island, British Columbia
- Beck Residence, Salt Spring Island, British Columbia
- Beck Studio, Salt Spring Island, British Columbia
- Dunn Cabin, Salt Spring Island, British Columbia
- Off the Grid / Healthy Home, Salt Spring Island, British Columbia
- Otter Limits, Salt Spring Island, British Columbia
- Art Studio, Salt Spring Island, British Columbia
- NK’Mip Desert Cultural Centre, Osoyoos, British Columbia
- Sublette County Library, Pinedale, Wyoming
- Grand Beach Washrooms, Grand Beach, Manitoba
- Mangar Hotel, Delhi India
- VanDusen Botanical Gardens Visitors Centre, Vancouver, British Columbia
- Edmonton Valley Zoo, Edmonton, Alberta
Contact
250-537-9355
office@sirewall.com
212 Cusheon Lake Road
Salt Spring Island, British Columbia
Canada V8K 2B9