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Clear Pricing, Comprehensive Documentation, and a Smooth Path to Permit Approval.

TurnKey delivers a complete solution and convenient process for Home Additions, Garden Suites, and Renovations — guiding you from concept to approval with confidence.

Why Choose TurnKey?

With years of experience navigating Toronto's building regulations and a proven track record of successful projects, we make the complex simple. Our end-to-end approach means you have one trusted partner from initial concept through final permit approval, ensuring a smooth, stress-free experience every step of the way.

Expert Team

Qualified professionals with deep local knowledge

Municipal Expertise

Success with 30+ city planning departments

Transparent Pricing

Clear, upfront costs with no hidden fees. You know exactly what to expect.

Unified Approach

One team managing every aspect of your project for seamless coordination.

Featured Services

From simple Additions to complete Garden Suites, we provide end-to-end solutions tailored to your needs.

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Home Additions

Expand your living space with expertly designed and permitted additions that blend seamlessly with your existing home.

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Garden Suites / ADUs

House your family, build an income stream, or downsize with a beautiful, code-compliant garden suite on your property.

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Basement Suite Legalization

Turn your existing basement into a legal secondary suite to increase property value or prep for future tenants.

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