Yes, Cornerstone Carpentry has verified WSIB (Workplace Safety and Insurance Board) coverage, which protects homeowners from liability if a worker is injured on the job.

What is Cornerstone Carpentry’s rating?

Cornerstone Carpentry has a ProScore Trust Score of 62/100 (Good), calculated from 2 data sources including 4 Google reviews.

Where is Cornerstone Carpentry located?

Cornerstone Carpentry is a kitchen remodeling serving Welland, Ontario. You can reach them at +1 289-821-0286. View their full profile on ProScore for reviews and credentials.

Business Details

661 Southworth St S, Welland, ON L3B 2A2

Kitchen Remodeling

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Services Offered

Kitchen designCabinet installationCountertop installationBacksplash installationAppliance installationKitchen renovation

Credentials

Insurance

Not Confirmed

Credentials are as reported by contractors and public sources — verify each with the contractor and the issuing authority before hiring.Check it yourself: WSIB clearance

Homeowner Guides

How much does this service cost in Ontario?Red flags when hiring Kitchen Remodeling FAQs in Welland View all guides →

Data Transparency

Sources: Google, major review platforms, and Ontario regulatory records
Score computed: October 13, 2026

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Checked by ProScore

What is the ProScore?

One score from 0 to 100 across every review platform and public registry ProScore checks. How the ProScore works

≥81

Elite

≥70

Trusted

≥54

Good

≥30

Basic

<30

Caution

—

Not yet rated

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Compare Kitchen Remodeling Contractors in Welland

See how Cornerstone Carpentry ranks against other kitchen remodeling in Welland on ProScore.

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A ProScore is informational only — not a guarantee, endorsement, or recommendation — and the data behind it may be incomplete or out of date. Before hiring, independently verify all credentials, including licences, insurance (including WSIB) and references, directly with the contractor and the issuing authority. Full data notice. Something wrong? Let us know.