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General Contractor Professional

GRINDSTONE CONSTRUCTION logoGRINDSTONE CONSTRUCTION

Guelph, ON
Compare with similar general contractor providers in Guelph →
+1 519-362-7763
Serving Guelph & area
ProScore

This score is based on publicly available data.

How is this calculated?
Score updated: Oct 2026

About GRINDSTONE CONSTRUCTION

AI-generated summary from ProScore data sources

GRINDSTONE CONSTRUCTION is a general contractor working out of Guelph, Ontario.

  • GRINDSTONE CONSTRUCTION: one of 37 general contractors in Guelph.
Rated on 1 independent platformProScore found ratings for this business on 1 independent review platform. Each one is listed in "Ratings Across Platforms" below.

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Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 source · 3 reviews
GoogleListing found
Google Business Profile reviews
5.0/5
3 reviews

Not found on 3 other platforms ProScore checks (Review platform B, BBB, Review platform C).

ProScore aggregates Google, the BBB and other major review platforms. Some sources are not named publicly.

How sources are weighted: ProScore methodology.

Google Review Breakdown

3 total
5
3
4
0
3
0
2
0
1
0

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Storey Design Build
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Frequently Asked Questions

Is GRINDSTONE CONSTRUCTION licensed?
Licensing status has not been verified for GRINDSTONE CONSTRUCTION. Contact them directly to confirm current credentials before hiring.
Does GRINDSTONE CONSTRUCTION have insurance?
WSIB insurance status is not verified for GRINDSTONE CONSTRUCTION. Request proof of workplace insurance and liability coverage before hiring.
What is GRINDSTONE CONSTRUCTION’s rating?
GRINDSTONE CONSTRUCTION has a ProScore Trust Score of 56/100 (Good), calculated from 1 data source including 3 Google reviews.
Where is GRINDSTONE CONSTRUCTION located?
GRINDSTONE CONSTRUCTION is a general contractor serving Guelph, Ontario. You can reach them at +1 519-362-7763. View their full profile on ProScore for reviews and credentials.

Business Details

23 Coutts Ct, Guelph, ON N1L 1S9
General Contractor
View on Google Maps

Hours

Monday9a.m.-5p.m.
Tuesday9a.m.-5p.m.
Wednesday9a.m.-5p.m.
Thursday9a.m.-5p.m.
Friday9a.m.-5p.m.
SaturdayClosed
SundayClosed

Services Offered

Home renovationsAdditionsNew constructionProject managementPermit acquisitionDesign-build

Credentials

Insurance
Not Confirmed
WSIB Coverage
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 hiringGeneral Contractor FAQs in GuelphView all guides →

Data Transparency

Sources
Google
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 General Contractors in Guelph

See how GRINDSTONE CONSTRUCTION ranks against other general contractors in Guelph 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.