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Custom Home Additions and Extensions 

At JD Building Group, we specialize in creating stunning custom home additions and extensions that seamlessly expand your living space. Whether you’re adding a second story in Mississauga, extending your kitchen in Oakville, or building a family room addition in Burlington or Toronto, our team designs and builds with precision, quality, and style. Every addition is tailored to match your home’s architecture while maximizing space, function, and value.​

From architectural drawings and building permits to foundation, framing, and finishing, we manage every stage of your home addition. Our experience includes second-story additions, rear extensions, garage conversions, and sunroom builds—all customized to meet your lifestyle needs. With a proven reputation across the Greater Toronto Area, JD Building Group ensures your addition is built on time, on budget, and to the highest standards. If you can dream it, we can build it.

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Transform your home with custom additions and extensions from JD Building Group—serving Mississauga, Oakville, Burlington, Toronto, and the GTA​

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