Mitten is the original Canadian manufacturer and market leader of vinyl siding and other premium exterior building products. As a coast-to-coast distributor, we are the link between architects, builders and installers providing an endless variety of business and design solutions. Mitten is a part of Cornerstone Building Brands' residential and commercial building solutions. Visit our site to learn more about... Read More about Mitten Building Products - Cornerstone Building Brands

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Third generation of family building supplies business - serving Western Newfoundland with 5 locations.

Find the material you need for your next construction or renovation project at Williams' Building Supplies in Deer Lake, NL. Contact or come and see us today!

Cottles products are manufactured from thermally treated Black Spruce grown in the northern parts of Newfoundland. The lumber is produced in our own sawmill and has very good strength characteristics. The tight growth rings give the product a very nice lively and rich appearance. The addition of thermal treatment increases wood stability, resistance to rot and decay from bacteria and... Read More about Cottle's Island Lumber Company Ltd.