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Looking to add more space without moving? A custom second-story home addition is the perfect solution for Toronto homeowners who want to expand up, not out. At Grand Design Build, we specialize in designing and building second-story additions tailored to your lifestyle and home layout.

Whether you need more bedrooms, a home office, or a modern ensuite, our team manages the entire process—from permits to final finishing. Most additions range from $350–$450+ per square foot, and we provide clear, upfront pricing and timeline estimates.

Book your free consultation today and see how we can transform your home with a stunning second-story addition.

✅ Fully custom design
✅ Permit management
✅ Eco-friendly materials
✅ Quality construction, guaranteed