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Plumber Professional

M. Merlihan Plumbing, Heating & Air Ltd.

Hamilton, ON
Compare with similar plumber providers in Hamilton →
Emergency ServiceWSIBTSSA Licensed
+1 905-519-3478
2 Credentials Verified
ProScore

This score reflects licensed and verified.

How is this calculated?
Score updated: Oct 2026

About M. Merlihan Plumbing, Heating & Air Ltd.

AI-generated summary from ProScore data sources

M. Merlihan Plumbing, Heating & Air Ltd. operates weekdays in Hamilton and provides plumbing services.

  • M. Merlihan Plumbing, Heating & Air Ltd.: one of 44 plumbers in Hamilton.
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-licensedWSIB coverage confirmed

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Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 source · 2 reviews
GoogleListing found
Google Business Profile reviews
5.0/5
2 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

WSIB Verified

Workplace Safety and Insurance Board coverage confirmed — you're protected.

TSSA Licensed

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

Google Review Breakdown

2 total
5
2
4
0
3
0
2
0
1
0

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John The Plumber
83
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4.8(479)
Birnie Plumbing and Drains
82
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4.5(1266)
Flow Plumbing
82
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5(55)
Plumb Pros Plumbing and Drains
82
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5(22)

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Frequently Asked Questions

Is M. Merlihan Plumbing, Heating & Air Ltd. licensed?
Yes, M. Merlihan Plumbing, Heating & Air Ltd. holds a TSSA licence, verified by ProScore against the Technical Standards and Safety Authority database.
Does M. Merlihan Plumbing, Heating & Air Ltd. have insurance?
Yes, M. Merlihan Plumbing, Heating & Air Ltd. has verified WSIB (Workplace Safety and Insurance Board) coverage, which protects homeowners from liability if a worker is injured on the job.
What is M. Merlihan Plumbing, Heating & Air Ltd.’s rating?
M. Merlihan Plumbing, Heating & Air Ltd. has a ProScore Trust Score of 50/100 (Basic), calculated from 1 data source including 2 Google reviews.
Where is M. Merlihan Plumbing, Heating & Air Ltd. located?
M. Merlihan Plumbing, Heating & Air Ltd. is a plumber serving Hamilton, Ontario. You can reach them at +1 905-519-3478. View their full profile on ProScore for reviews and credentials.

Business Details

64 San Pedro Dr, Hamilton, ON L9C 2C6
Plumber
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

Drain cleaningPipe repairWater heater installationFixture installationEmergency plumbingLeak detection
Emergency Service

Credentials

TSSA License
FS-R-52578
✓ Confirmed
Insurance
Not Confirmed
WSIB Coverage
✓ 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 HamiltonView 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 Plumbers in Hamilton

See how M. Merlihan Plumbing, Heating & Air Ltd. ranks against other plumbers in Hamilton on ProScore.

View ranked list of plumbers in Hamilton →

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.