Built on Craftsmanship. Driven by Standards.

Alliance Exteriors Inc. was founded in Toronto, Ontario with a clear goal: to raise the standard of siding installation systems and customer service across Toronto and the Greater Toronto Area. Built on more than two decades of hands-on industry experience, our company focuses exclusively on exterior siding systemsβ€”delivering durable, high-performance solutions that protect properties and enhance long-term value. We work with homeowners, custom builders, and construction professionals who expect quality, expertise, and professional communication without compromise.

At the core of our work is a belief that exterior projects should be executed with clarity, professionalism, and respect. Through our Plan & Design consultation process, we guide clients through material selection, design considerations, and installation planning to ensure every project is built for the GTA’s demanding climate. From James Hardie fiber cement to Maibec wood, metal, and custom cladding, our approach prioritizes proper systems, precise installation, and consistent communication.

Read Our Free Guide to Premium Siding Solutions

Discover the immense value of choosing the right siding for your property. Our comprehensive guide offers insights into the best materials, design options, and installation techniques to ensure your home or business stands out in the Greater Toronto Area.

Built by People Who Care About the Details

Every project is handled by experienced professionals who take pride in their work and the homes they improve.
Installer

Eddie

Installer

Jorge Jr.

Installer

Alex

Project Manager

Francisco

Accounting & Financial Operations

Kate

Founder & CEO

Gabe Navarro

Sales & Estimating Lead

Jeff

Sales Development Rep

Justine

Estimator

Phil

Installer

David

Installer

Humberto

Installer

Ana

Built for the GTA. Trusted by Professionals.

Specialized Expertise

We focus exclusively on siding and exterior systemsβ€”not general contractingβ€”so every project benefits from deep material knowledge and precise execution.

Designed for A Canadian Climate

Our systems are designed to handle freezing winters, humid summers, and long seasonal swings without compromising performance.

Exceptional Service Trusted Locally

From fast communication to organized project management, we deliver a smooth, professional experience in an industry known for the opposite.