Great Northern Insulation
Great Northern Insulation (GNI) is a leading Canadian insulation contractor with over 40 years of experience, dedicated to enhancing the energy efficiency of homes and commercial buildings across Ontario. The company prides itself on its team of industry-leading professionals, offering a comprehensive range of services for both residential and commercial projects, including new construction and retrofits.
Committed to sustainability, GNI utilizes innovative insulation products, such as cellulose and hemp insulation, which are made from locally recycled materials and have a lower carbon footprint. With a strong focus on customer satisfaction, GNI ensures a seamless experience from start to finish, backed by a 100% satisfaction warranty and ongoing professional development for its staff.
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