Williamson Bros Roofing Ltd is a roofer serving London, Ontario. You can reach them at +1 519-661-9012. View their full profile on ProScore for reviews and credentials.

Business Details

24 Thackerey Pl, London, ON N6G 3E7

Roofer

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Hours

Every day7:30a.m.-5p.m.

Services Offered

Roof repairRoof replacementShingle installationFlat roofingGutter installationRoof inspection

Services & Info

Emergency Service

Accessibility

Wheelchair-accessible parking lot

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 London 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

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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is informational only — not a guarantee, endorsement, or recommendation — and the data behind it may be incomplete or out of date.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.