Building Supplies in Mississauga – Doors, Trim, Flooring & More

If you're in Mississauga and tired of driving around to find doors, trim, or flooring that’s actually in stock—welcome to FirstPro Home Reno Supplies. We keep it simple: quality building materials, fair prices, and inventory that’s ready when you are. Whether you're a contractor working across multiple job sites or a homeowner tackling your next reno, we've got what you need.

What We Carry

  • Interior Doors: Pre-hung or slab, modern and classic styles—ready for pickup today.
  • MDF Trim & Mouldings: Baseboards, casing, and crown in all the right profiles.
  • Flooring: Vinyl, laminate, and more—durable options at unbeatable prices.
  • Tiles: Wall and floor tiles for bathrooms, kitchens, and everything in between.
  • Door Hardware: Handles, knobs, hinges, and everything to finish the job right.

No “special order only.” No 3-week wait times. If we list it, it’s in stock.

Fast Delivery to Mississauga

Need materials on-site? We deliver across Mississauga and the GTA. Our team knows timelines matter—we’ll get what you need, where you need it, fast.

Built for Contractors, Ready for Homeowners

At FirstPro, you’re not dealing with salespeople—you’re dealing with people who’ve been on job sites. We get the pressure of deadlines and budgets, and we’re here to help you keep both on track.

Whether you’re doing one bathroom or finishing an entire house, we’ll help you find the right materials—without the upsells.

Visit Us or Call for a Quick Quote

Our showroom is located in Toronto, but we serve Mississauga daily with fast delivery and same-day pickup. Need pricing or help finding what you’re after? Give us a call or visit—we’ll make it easy.