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Plumber Professional

MNM Plumbing Niagara Inc logoMNM Plumbing Niagara Inc

St. Catharines, ON
Compare with similar plumber providers in St. Catharines →
Emergency ServiceTSSA Licensed
+1 905-964-1930 Website(opens in new tab)
1 Credential Verified
ProScore

This score reflects 22 Google reviews, licensed and verified.

How is this calculated?
Score updated: Oct 2026

About MNM Plumbing Niagara Inc

AI-generated summary from ProScore data sources

MNM Plumbing Niagara Inc is a plumber operating throughout St. Catharines, Ontario.

  • MNM Plumbing Niagara Inc: ProScore 54, tied 11th of 23 scored plumbers in St. Catharines.
  • 22 Google reviews (4.8 stars; median 22) for MNM Plumbing Niagara Inc, ahead of 14 of 25 plumbers.
See Google reviews
Rated on 1 independent platformProScore found ratings for this business on 1 independent review platform. Each one is listed in "Ratings Across Platforms" below.Government-licensed

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Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 source · 22 reviews
GoogleListing found
Google Business Profile reviews
4.8/5
22 reviews

3 platforms not yet checked (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

Highly Rated

Consistently rated 4.8 stars across 22 Google reviews.

TSSA Licensed

Licensed with the Technical Standards and Safety Authority — confirmed against the register.

Other top rated plumber in St. Catharines

Mr. Furnace Heating and Air Conditioning
78
St. Catharines
4.8(2686)
Sewer-Man Drain Service St. Catharines
77
St. Catharines
4.8(114)
Go Green Plumbing Ltd
74
St. Catharines
4.9(641)
Complete Plumbing
73
St. Catharines
4.5(210)

Frequently Asked Questions

Is MNM Plumbing Niagara Inc licensed?
Yes, MNM Plumbing Niagara Inc holds a TSSA licence, verified by ProScore against the Technical Standards and Safety Authority database.
Does MNM Plumbing Niagara Inc have insurance?
WSIB insurance status is not verified for MNM Plumbing Niagara Inc. Request proof of workplace insurance and liability coverage before hiring.
What is MNM Plumbing Niagara Inc’s rating?
MNM Plumbing Niagara Inc has a ProScore Trust Score of 54/100 (Good), calculated from 1 data source including 22 Google reviews.
Where is MNM Plumbing Niagara Inc located?
MNM Plumbing Niagara Inc is a plumber serving St. Catharines, Ontario. You can reach them at +1 905-964-1930. View their full profile on ProScore for reviews and credentials.

Business Details

143A Cushman Rd Unit 3, St. Catharines, ON L2M 6T2
Plumber
View on Google Maps

Hours

Monday7:30a.m.-5:30p.m.
Tuesday7:30a.m.-5:30p.m.
Wednesday7:30a.m.-5:30p.m.
Thursday7:30a.m.-5:30p.m.
Friday7:30a.m.-5:30p.m.
SaturdayClosed
SundayClosed

Services Offered

Drain cleaningPipe repairWater heater installationFixture installationEmergency plumbingLeak detection
Emergency Service

Credentials

TSSA License
FS-R-50963
✓ Confirmed
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 · TSSA fuels contractor registry

Homeowner Guides

How much does this service cost in Ontario?Red flags when hiringPlumber FAQs in St. CatharinesView 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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Still researching?

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Compare Plumbers in St. Catharines

See how MNM Plumbing Niagara Inc ranks against other plumbers in St. Catharines on ProScore.

View ranked list of plumbers in St. Catharines →

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.