MJ Ontario Constructions Inc.

5.0· 35 Google reviews

Home Renovation listing in Oldcastle, ON

About MJ Ontario Constructions Inc.

MJ Ontario Constructions Inc. is a Windsor-area construction company focused on commercial, industrial and luxury residential projects, led by an HCRA-licensed professional. It also does kitchen, bathroom and basement renovations, basement apartments, sunrooms and new builds, with concept design, 3D visualization and permit documentation. It states it is fully insured and carries workmanship warranty on every project, and consultations are free. Basement ADU projects are among the work reviewers mention, including scheduling of inspections with the city. 35 Google reviewers give it an average of 5 out of 5, with 34 at the top mark.

Topics in its Google reviews: quality of work (8), basement adu (7), affordability (5), bathroom renovation (4), basement renovation (4), polite staff (4), vinyl flooring (3), thorough job (2), kitchen remodeling (2), quick work (2)

Services and details

  • Renovates homes

    Yes

  • Kitchen renovations

    Yes

  • Bathroom renovations

    Yes

  • Basement finishing

    Yes

  • Home additions

    Yes

  • Builds custom homes

    Yes

  • Commercial projects

    Yes

  • Design and build

    Yes

  • Handles permits

    Yes

  • States it is insured

    Yes

  • States HCRA licence or Tarion registration

    Yes

  • Offers a warranty

    Yes

  • Free estimates

    Yes

No information yet on financing available. 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 Oldcastle.