Cornerstone Building Group

4.8· 24 Google reviews

Home Renovation listing in Mississauga, ON

About Cornerstone Building Group

Cornerstone Building Group is a family-owned home renovation company in Mississauga offering custom home builds, bathroom and kitchen remodelling and full home transformations. It handles the permits a project requires, presents warranty details at handover, and states it is fully licensed and insured with more than 20 years of construction experience. Monthly financing instalments are available, and free estimates are offered along with online bathroom and kitchen cost calculators. 24 Google reviewers give it an average of 4.8 out of 5, with 22 at the top mark.

Topics in its Google reviews: quality of work (6), timeliness (5), professional team (5), polite team (4), stucco work (3), punctual team (3), bathroom remodeling (3), kitchen remodeling (2), living room update (2), attention to detail (2)

Services and details

  • Renovates homes

    Yes

  • Kitchen renovations

    Yes

  • Bathroom renovations

    Yes

  • Builds custom homes

    Yes

  • Handles permits

    Yes

  • States it is insured

    Yes

  • Offers a warranty

    Yes

  • Free estimates

    Yes

  • Financing available

    Yes

No information yet on basement finishing, home additions, commercial projects, design and build, states HCRA licence or Tarion registration. Not stated by the company; worth asking on the first call.

Contact

Details gathered from public sources, 2026-10-24. Fix an error or ask for removal. Back to home renovation companies in Mississauga.