Roofer Professional

Ontario Certified Roofing

Newmarket, ON

Emergency Service

+1 905-955-0099 Website

Serving Newmarket & area

60out of 100

Good

ProScore

This score reflects 35 Google reviews.

How is this calculated?

Score updated: Oct 2026

About Ontario Certified Roofing

AI-generated summary from ProScore data sources

Ontario Certified Roofing operates seven days a week from Newmarket and offers online estimates.

Ontario Certified Roofing: one of 9 roofers in Newmarket.
35 Google reviews (4.6 stars; median 18) for Ontario Certified Roofing, ahead of 5 of 8 roofers.

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Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 source · 35 reviews

GoogleListing found

Google Business Profile reviews

4.6/5

35 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.

Things to Know

Well Reviewed

4.6 star average on Google with 35 reviews.

Google Review Breakdown

35 total

Photos & Work

1 photo

Other top rated roofer in Newmarket

Ainger Group Roofing and Exteriors

Newmarket

4.9(62)

Frequently Asked Questions

Is Ontario Certified Roofing licensed?

Licensing status has not been verified for Ontario Certified Roofing. Contact them directly to confirm current credentials before hiring.

Does Ontario Certified Roofing have insurance?

WSIB insurance status is not verified for Ontario Certified Roofing. Request proof of workplace insurance and liability coverage before hiring.

What is Ontario Certified Roofing’s rating?

Ontario Certified Roofing has a ProScore Trust Score of 60/100 (Good), calculated from 1 data source including 35 Google reviews.

Where is Ontario Certified Roofing located?

Ontario Certified Roofing is a roofer serving Newmarket, Ontario. You can reach them at +1 905-955-0099. View their full profile on ProScore for reviews and credentials.

Business Details

18580 Dufferin St, Newmarket, ON L3Y 4V9

Roofer

View on Google Maps

Hours

Every day7a.m.-7p.m.

Services Offered

Roof repairRoof replacementShingle installationFlat roofingGutter installationRoof inspection

Services & Info

Emergency ServiceOnline estimates

Service options

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 Roofer FAQs in Newmarket View 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 Roofers in Newmarket

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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.