Your Renovation Experts

We’ll update the look and
feel of any space

Contact Us

225 Gardner Ave

Cornwall, ON, K6H 5H7

Phone: 613-938-3603

Get a Quote

Contact us today for a

personalized consultation

Cornett Renovations – Cornwall’s Trusted General Contractor Since 1989

Cornett Renovations is a general and siding contractor that handles home improvement projects and new home builds from kitchen and bathroom upgrades to installations of siding, patios and decks. A renovation gives your home not only a cosmetic boost, but can increase energy efficiency with new water-conserving fixtures or quality vinyl windows and doors. Renovations can also add much needed curb appeal, making your home more valuable to buyers.

Ontario-Made Window & Door Supplier

Based in Cornwall, Cornett Renovations is a local supplier of North Star Windows & Doors®. These Ontario-made windows and doors come in a variety of attractive styles and are built to exceed industry standards.

Start Your Renovation Project

Call Cornett Renovations for a consultation on your home improvement or new build project. We are available for after-hours and emergency on-call services throughout Cornwall and the surrounding areas.

Service Area

  • Cornwall
  • Surrounding area up to 50 km
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