100% First Nation owned and operated by MDC Supply LP, Great North Builder's Supplies is your Moosonee destination for lumber, building supplies, home interiors, flooring, hardware and expert customer service. We provide professional contractors and our local community with all the building supplies, tools and advice needed for every stage of a project or build. We offer free estimates, DIY project packages, cabin packages, delivery, forklift rental and more. Browse our online catalog of 50,000 quality products.
Contractors, we carry the products and brands you trust, and services designed to save you time, with delivery where and when you need it. Plus, our knowledgeable staff will help you find what you need.
Looking for something? If you can't find what you need, let us know and we'll try to source it for you. Talk to one of our experts or visit our catalog. Need an estimate? Request a quote. We’re happy to help.
Get your new cabin, tent frame, garage, shed or home improvement projects started with us. From the framing materials to engineered trusses, windows and doors, and roofing materials, we stock all the lumber and building materials you need for your renovation project or build.
Get started on your project or renovation today and get all your supplies for your next renovation or building project. Easily browse through our online catalog of over 50,000 products and trusted brands. Find hardware, tools, exterior and interior products, plumbing and electrical products, kitchen and bath materials, and lots more. Some products are in stock in the store and can ready for pick-up or delivery, and some may need to be ordered.
For products we carry that are not listed in this catalog, please visit the "Building Products" section of our site.
Let us quote on your project or provide you with a materials take-off and estimate. Let us know if you have any questions or if you need a contractor referral.
Please complete the handy email form below and let us know the best way to reach you.
Castle's HOME SWEET HOME Renovation Contest
Stop putting your dream renovation on hold. Come into Great North Builder's Supplies today!
Castle's HOME SWEET HOME Renovation Contest is now on and we have ballots.
Visit us and pick up your ballot for a chance to win! Enter your ballot code online and you could WIN $10,000 to spend on Castle products and services. No matter the project, we have the products you need for the “wow” factor, from floor to ceiling.
You supply the dream, we’ll supply the products.
The contest runs from June 1st to September 30th, 2022. No purchase is necessary.