United Building Depot — Building Materials Supplier in Ontario

Both. We supply homeowners, renovators, installers and trade professionals across Ontario. Everyone gets access to our wholesale-style pricing — simply select products in our flyer and ask for a price.

Open any department flyer, tap the products you are interested in, then click “Ask for Price”. Tell us what you need and when; our executive will call you with pricing and availability, usually within one business day.

We deliver across the Greater Toronto Area (Toronto, Mississauga, Brampton, Vaughan, Markham, Oakville, Hamilton and more) and arrange shipping to most of Ontario. Delivery options are confirmed with your quote.

Yes. We design L-shaped, U-shaped, galley, island and peninsula kitchens, supply cabinets, countertops, sinks, faucets and hardware, and can connect you with professional installation.

Absolutely. Visit our Ontario showroom during business hours to see countertop slabs, flooring samples, doors, vanities and more. Contact us to book a time with a product specialist.

Yes. Beyond kitchen and bath we carry home windows, entry, patio and garage doors, roofing materials, heating, air conditioning and HVAC equipment — ideal for full renovations and new builds.