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General Contractor Professional

Four Leaf General Contracting logoFour Leaf General Contracting

Oshawa, ON
Compare with similar general contractor providers in Oshawa →
Emergency Service
+1 905-441-0117 Website(opens in new tab)
Serving Oshawa & area
ProScore

This score reflects 16 Google reviews, ratings from 2 platforms in all.

How is this calculated?
Score updated: Oct 2026

About Four Leaf General Contracting

AI-generated summary from ProScore data sources

Four Leaf General Contracting works on general contracting work across Oshawa, Ontario and the nearby area.

  • Four Leaf General Contracting: one of 3 general contractors in Oshawa.
  • 16 Google reviews (4.3 stars; median 13) for Four Leaf General Contracting, ahead of 2 of 2 general contractors.
Rated on 2 independent platformsProScore found ratings for this business on 2 independent review platforms. Each one is listed in "Ratings Across Platforms" below.

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Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

2 sources · 17 reviews
GoogleListing found
Google Business Profile reviews
4.3/5
16 reviews
Review platform CListing found
Independent review platform · name withheld by policy
5.0/5
1 review

Not found on 2 other platforms ProScore checks (Review platform B, BBB).

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

How sources are weighted: ProScore methodology.

Things to Know

Rated on Multiple Platforms

Independently rated on 2 review platforms — ratings that agree across sources are harder to game.

Google Review Breakdown

16 total
5
13
4
0
3
0
2
1
1
2

Other top rated general contractor in Oshawa

JJ McGuire General Contractors
69
Oshawa
4.2(13)
Level General Contracting Inc.
65
Oshawa
5(5)

Frequently Asked Questions

Is Four Leaf General Contracting licensed?
Licensing status has not been verified for Four Leaf General Contracting. Contact them directly to confirm current credentials before hiring.
Does Four Leaf General Contracting have insurance?
WSIB insurance status is not verified for Four Leaf General Contracting. Request proof of workplace insurance and liability coverage before hiring.
What is Four Leaf General Contracting’s rating?
Four Leaf General Contracting has a ProScore Trust Score of 55/100 (Good), calculated from 2 data sources including 16 Google reviews.
Where is Four Leaf General Contracting located?
Four Leaf General Contracting is a general contractor serving Oshawa, Ontario. You can reach them at +1 905-441-0117. View their full profile on ProScore for reviews and credentials.

Business Details

1608 William Lott Dr, Oshawa, ON L1K 0X2
General Contractor
View on Google Maps

Hours

Every day6a.m.-11p.m.

Services Offered

Roof repairRoof replacementShingle installationFlat roofingGutter installationRoof inspection
Emergency Service

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 OshawaView all guides →

Data Transparency

Sources
Google and major review platforms
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 Oshawa

See how Four Leaf General Contracting ranks against other general contractors in Oshawa on ProScore.

View ranked list of general contractors in Oshawa →

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.