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We are proud to steward a diverse family of Canadian brands, each with its own unique story, strengths, and legacy in the marketplace. Robertson is more than just a name; it’s a part of a network of trusted brands that are owned and nurtured by Cornerstone Building Brands. Together, these brands have shaped the landscape of Canadian building solutions, offering innovation, reliability, and a deep understanding of what Canadian homeowners and professionals need. Discover how each brand plays a vital role in serving communities across the country and contributes to the strength of Canada’s construction industry.
Our Canadian Brands
As Canada’s original manufacturer of vinyl siding and a coast-to-coast distributor of premium exterior building products, Mitten serves as the link between architects, builders and installers providing an endless variety of business and design solutions. Our Canadian made vinyl siding has the largest and boldest colour pallet in the industry and our colour matched aluminum, shake, stone, and accessories provide the perfect complements and finishing touches to any project.
Since 1985 North Star has been an industry leader in the manufacture of attractive and energy-efficient vinyl windows and patio doors. Whether building a new home or upgrading to today’s standards, North Star has an extensive range of quality Canadian made, energy-efficient and full-featured windows and patio doors that are not only beautiful but offer exceptional value.
Ply Gem delivers a complete, made-in-Canada window, patio door and entry door solution designed for the Canadian climate. Backed by best-in-class service, dependable delivery and hands-on support, we help builders, renovators, architects and designers get projects done faster — and done right.
Learn more about PlyGem Canada’s Fusion Colour Wrap™
Why Our Network Should Matter to You
Our extensive distribution network ensures that our products are readily available throughout Canada. Vinyl siding, aluminum/clad products, windows, doors, trim, rainware, decking, stone, veneer, and composite materials are just a call away.
All products are designed and tested to perform in Canada’s diverse and challenging climate conditions.
Many of our brands offer eco-friendly options, aligning with Canada’s commitment to environmental responsibility. With various warranties to secure your investment, Cornerstone’s Canadian brands align with both environmental and professional goals.
Our team understands local building codes and architectural trends, ensuring our products meet and exceed Canadian standards.
Discover Our Vast Network
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