Building in Muskoka Since 1989  •  Call: (705) 641-8493
Rennie Custom Building is a Certified Installer of ICF (Insulated Concrete Foundations)
Bob and Sandy Sterne
We are passionate about form, structure & quality.
This is the foundation of everything we do.
We Specialize in Custom Cottages, Homes and Boathouses. Rennie Custom Building is a custom home and cottage builder with the creativity and skill to build your dream home, cottage or boathouse project. Serving the greater Muskoka region, we are a low-volume builder focused first on creating relationships with our clients and second on building beautifully crafted, custom homes and cottages. A dedicated team of clean, courteous, and professional tradesmen the team at Rennie Custom Building brings empathy and confidence to the construction process, ensuring that your cottage or home build is as pleasant and stress-free as possible for you. In the end, you'll have a custom home or cottage that is perfectly matched to your family. On the Cutting Edge of Energy Efficiency At Rennie Custom Building, we are completely in tune with every new and innovative technological developments in construction materials...
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