Family-Owned Building Supplier Since 1956

Unlike the big-box stores, we get to know you and provide exactly what you need, whether it’s cedar shingles for your roof or flooring for your kitchen.

Locally-Owned Interior & Exterior Building Supplier

Glen Supply Co. Ltd. has provided for all of Kingston’s building supply needs for over six decades. We pride ourselves on our personalized service and being locally owned and operated.

Sales & Specials
Check out Glen Supply’s sales & specials to find opportunities for savings on your upcoming interior or exterior renovation.
Engineered trusses three dimensional model with plans underneath
Engineered Trusses

Glen Supply will provide the whole package, from roof trusses to floor systems. Utilizing cutting-edge software, we thoroughly analyze each beam for optimal performance and precision. 


Find those everyday things you need around the house, and anything else you may need for interior or exterior home renovations.

Close up end of tongue and groove lumber stack

Helping You Build Your Dream Home

At Glen Supply, we offer a wide selection of insulation, lumber, and plywood that rivals any other building supply store. With our commitment to quality, you can trust that you’ll find the products you need for your projects. Explore our range of options and experience the excellence of Glen Supply Co. Ltd.

Truss in front of Glen Supply lumber yard
Behind the counter view of the store

Partners With Brands You Can Trust

Maibec logo
Fraser Wood Siding logo
Cape Cod Finished Wood Siding logo
Alexandria Moulding logo
Trex logo
TimberTech logo
Simpson Strong-Tie logo
Huber Zip System Building Enclosures logo
Nuvo Iron logo
Trusscore logo with tagline
Dap logo with tagline
Great Stuff logo - Dupont
LePage logo with tagline
Paslode logo
Exchange-A-Blade logo
Rockwool logo
Jeld-Wen Windows and Doors logo
Metrie Interior Doors logo
Vicwest Building Products logo
Ideal Roofing logo
PPG Paints logo
GAF Timberline logo

Cash & Carry Discount

We offer a cash and carry discount! Come see us at Glen Supply Co. Ltd. and find out why Kingston has trusted our family for quality building supplies for over 65 years.