Mitten Siding

Mitten Siding

Mitten Siding, a division of Cornerstone Building Brands, is a leading manufacturer and distributor of premium vinyl siding and exterior building products. With over 60 years of experience, Mitten has built a reputation for delivering durable, stylish, and innovative solutions that enhance the beauty and performance of homes and buildings across Canada.

Our extensive product line includes vinyl siding, soffit, fascia, accents, and a wide range of exterior accessories, all designed to withstand the harsh Canadian climate. Available in an array of rich colors and finishes, Mitten products provide both superior functionality and exceptional curb appeal.

At Mitten, we are committed to supporting our partners with outstanding customer service, reliable inventory, and tailored solutions to meet the unique needs of Castle members. Backed by the strength of Cornerstone Building Brands, we are dedicated to helping you grow your business with products that homeowners trust and prefer.

Let Mitten be your partner in success as we continue to lead the industry with quality, innovation, and value.