General Contractor Professional

Opal Building Co.

London, ON

HCRA Licensed

+1 226-680-0603 Website

1 Credential VerifiedServing London & area

82out of 100

Elite

ProScore

This score reflects 20 Google reviews.

How is this calculated?

Score updated: Oct 2026

About Opal Building Co.

AI-generated summary from ProScore data sources

Opal Building Co. is a general contractor based in London, Ontario, operating weekdays and accessible by wheelchair parking, serving clients in English on-site.

Opal Building Co.: ProScore 82, tied 10th of 61 scored general contractors in London.
20 Google reviews (5.0 stars; median 12) for Opal Building Co., ahead of 37 of 60 general contractors.

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What Customers Say

AI analysis of 3 Google reviews

Top Strengths

Exceptional communication through dedicated WhatsApp group, client portal, and weekly Friday updates

Superb craftsmanship with precision trade coordination and planning

Strong design guidance and project management from leadership team (Kevin, Tyler, Lily)

communicationprofessionalismcraftsmanshipproject managementcustom design

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 source · 20 reviews

GoogleListing found

Google Business Profile reviews

5.0/5

20 reviews

No rating yet on Review platform C. 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

Elite Status

Scores in ProScore’s Elite tier — the highest level a General Contractor contractor can reach, earned from strong, consistent signals across the sources ProScore checks.

Highly Rated

Consistently rated 5.0 stars across 20 Google reviews.

HCRA Licensed

Licensed by the Home Construction Regulatory Authority — confirmed against the register.

What Reviews Highlight

Reviews mention: communication, professionalism, craftsmanship.

Google Review Breakdown

20 total

Featured Review

From Google

“

Our main floor renovation project with Opal was truly an exceptional experience with a result that exceeded our expectations. From day 1, Kevin, Tyler and team worked hard to earn our business. Once they had it, they didn’t let up. The design work and planning was instrumental in helping my wife and I merge our styles. Kevin and Lily were fantastic partners in our process and their expertise and ideas put us an ease and gave us the confidence we needed. With the start of execution we were

Jason Chew

Google Review

Photos & Work

1 photo

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Frequently Asked Questions

Is Opal Building Co. licensed?

Yes, Opal Building Co. is registered with HCRA (Home Construction Regulatory Authority), verified by ProScore.

Does Opal Building Co. have insurance?

WSIB insurance status is not verified for Opal Building Co.. Request proof of workplace insurance and liability coverage before hiring.

What is Opal Building Co.’s rating?

Opal Building Co. has a ProScore Trust Score of 82/100 (Elite), calculated from 1 data source including 20 Google reviews.

Where is Opal Building Co. located?

Opal Building Co. is a general contractor serving London, Ontario. You can reach them at +1 226-680-0603. View their full profile on ProScore for reviews and credentials.

Business Details

1673 Richmond St Unit 531, London, ON N6G 2N3

General Contractor

View on Google Maps

Hours

Monday8a.m.-5p.m.

Tuesday8a.m.-5p.m.

Wednesday8a.m.-5p.m.

Thursday8a.m.-5p.m.

Friday8a.m.-5p.m.

SaturdayClosed

SundayClosed

Services Offered

Home renovationsAdditionsNew constructionProject managementPermit acquisitionDesign-build

Services & Info

Onsite services

Accessibility

Wheelchair-accessible parking lot

Service options

Language assistance

Credentials

HCRA Licensed Builder

HCRA Licensed Builder (B63855)

✓ Confirmed

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 · HCRA Ontario Builder Directory

Homeowner Guides

How much does this service cost in Ontario?Red flags when hiring General Contractor FAQs in London View all guides →

Data Transparency

Sources: Google 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 General Contractors in London

See how Opal Building Co. ranks against other general contractors in London 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.