Expertly Crafted Home Additions in Toronto, CA

Bringing Elevated Living to the Everyday

Seamless Home Additions Designed to Fit Your Toronto Lifestyle

A home addition is more than extra space — it’s a chance to elevate the way you live.
Whether you envision a private master suite, a sun-filled home office, or an expanded family room, we bring your ideas to life with expert craftsmanship and attention to detail.

Each addition is thoughtfully designed to integrate seamlessly with your existing home, enhancing both function and flow while creating a refreshed living experience tailored to your lifestyle.

Toronto Top Home Additions for More Space & Style

Every Project Begins With a Promise: To Exceed Your Expectations at Every Step

High-End Cabinetry

Add timeless sophistication to your new space with high-end cabinetry—perfectly balancing elegance, practicality, and custom design.

Luxury Countertops

Enjoy the perfect blend of durability and refinement with luxury countertops that elevate the beauty of your home addition.

Premium Tile

Let every tile in your home addition reflect luxury and artistry, creating an atmosphere of refined elegance throughout.

High-End Appliances

Seamlessly combine efficiency and style in your space with high-end appliances that make everyday tasks more enjoyable.

Premium Flooring

Revel in the clean, refreshed feel of premium flooring. Redefine your home’s ambiance with style and comfort underfoot.

Elite Home Appliances

Upgrade your lifestyle with premium appliances that simplify daily routines and bring elevated performance to your living space.

Expand Your Living Space Without Leaving the Neighborhood

Your home addition should be a true reflection of your lifestyle and taste. From premium flooring and custom cabinetry to upgraded HVAC systems, every detail is thoughtfully designed to enhance both form and function. Transform your Bay Area home into a space that’s larger, more refined, and unmistakably yours.

Spaces We’ve Transformed

Projects That Reflect the Vision of  Katcons

KAT Designs & Construction quality

Your Experience With Us Is Designed To Be Extraordinary

High-Quality Workmanship

Our meticulous attention to detail shines through every project. From custom cabinetry to overall structural integrity, we ensure every element of your home reflects flawless craftsmanship.

Exceptional Communication

With integrity and precision, we consistently deliver trusted results across Berkeley and the Bay Area through expert planning, clear communication, and reliable execution.

Seamless Interaction

At KATCONS your unique vision is our blueprint. We prioritize your needs and preferences to ensure a seamless and rewarding building experience from start to finish.

The KAT Standard: Crafted with Precision, Designed for Life

We’re Dedicated to Delivering an Experience That Exceeds Expectations

Frequently Asked Questions For General Contractors In Toronto, CA

We Are Committed to Providing You With an Extraordinary Experience

What is the typical cost range for a custom home built by KAT Designs & Construction in Toronto?

Building a custom home with KAT Designs & Construction in Toronto typically ranges from $850 to $1,250 per square foot.

This estimate reflects several key factors, including the size and complexity of your home, the quality of finishes, and any personalized features or architectural enhancements. Our team collaborates closely with you to align the project with your vision and budget, ensuring a seamless balance of luxury, craftsmanship, and long-term value.

On average, a home renovation project with KAT Designs & Construction spans 10 to 14 months.

The timeline can vary depending on the complexity of the design, scope of work, and any custom features or finishes you select. We’re committed to delivering exceptional results with efficiency and precision — ensuring your space is completed to the highest standard, within a well-managed and realistic timeframe.

Absolutely. KAT Designs & Construction is fully equipped to manage every aspect of permit acquisition for ADUs and home additions.

With a deep understanding of local Toronto regulations, our team works diligently to ensure full compliance with all applicable codes and ordinances. We streamline the permitting process to keep your project moving forward without unnecessary delays.

Our 5-year warranty sets us apart in an industry where a 1-year warranty is often the standard. We go further — offering extended coverage, scheduled quarterly check-ins, and responsive repair services for a full five years after project completion.

This proactive approach reflects our unwavering confidence in the quality of our craftsmanship and materials. More importantly, it reinforces our long-term commitment to your satisfaction and the lasting integrity of your home.