GNI took care of arranging the energy audit beforehand so we could get a rebate on the work. The installers were quick, polite, and cleaned up after themselves! Professional, friendly, explained things, did a great job, and left my home as clean as it was when they came in! At GNI, we service your project with the most experienced staff in the industry.
Ongoing professional development is an obsession at GNI and we will not compromise at any level to bring to our customers the very best Installers, Sales Representatives, Customer Care Personnel, Field Superintendents, Estimating and Technical Support to your project. We aim to exceed your expectations by ensuring you have an exceptional experience with us from start to finish.
Our dedicated Customer Experience Team is here to assist you with any questions you may have, and our sales consultants will explain exactly what they are looking at while they are in your home. From product warranties to a satisfaction guarantee, we have everything you need to make your move to comfort pleasurable.
Ongoing professional development is an obsession at GNI and we will not compromise at any level to bring to our customers the very best Installers, Sales Representatives, Customer Care Personnel, Field Superintendents, Estimating and Technical Support to your project. We aim to exceed your expectations by ensuring you have an exceptional experience with us from start to finish.
Our dedicated Customer Experience Team is here to assist you with any questions you may have, and our sales consultants will explain exactly what they are looking at while they are in your home. From product warranties to a satisfaction guarantee, we have everything you need to make your move to comfort pleasurable.
Services
About
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With over 40 years of experience and more than 300 fulltime employees across its eight locations in Ontario, Great Northern Insulation (GNI) services homeowners and industry professionals in the residential, commercial, industrial and agricultural sectors. GNI offers a complete list of building envelope products and services for new and retrofit projects to increase energy efficiency, comfort, and structural durability.
Services
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From reputation to responsiveness, HomeStars consistently ranks Great Northern Insulation at better than 95% for customer satisfaction. Thanks to everyone for the great ratings! For the second year in a row, HomeStars consistently ranks Great Northern Insulation at better than 95% for customer satisfaction.
Affiliations
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Great Northern Insulation is a premier sponsor of the 2017 ACMO/CCI-T Condominium Conference in Toronto, Ontario. Great Northern Insulation is a registered member of the National Fireproofing Contractors Association. Great Northern Insulation is a proud member of the Heating, Refrigeration and Air Conditioning Institute of Canada.
Careers
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Build a safer, more sustainable future for our planet as a member of Ontario's largest building envelope provider. Great Northern Insulation offers a challenging and rewarding career in a fast-paced, rapid-growth environment. If you are interested in building a rewarding career within a growing industry, send your resume or questions to careers@gni.ca.
Customer Promise
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Great Northern Insulation is Canada's largest full-service insulation contractor. Over the past 35 years, our 100% Canadian owned and operated company has become the leader in the Home Comfort Industry. We stand firmly behind the workmanship of our crews and we are 100% committed to delivering a reliable, high-quality service to all of our customers.
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