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Plumber Professional

Clow Darling Limited logoClow Darling Limited

Thunder Bay, ON
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Emergency ServiceWSIBTSSA Licensed
2 Credentials Verified
ProScore

This score reflects 72 Google reviews, ratings from 2 platforms in all, licensed and verified.

How is this calculated?
Score updated: Oct 2026

About Clow Darling Limited

AI-generated summary from ProScore data sources

Clow Darling Limited is a plumbing contractor based in Thunder Bay that handles repair work on site, operates six days a week, and accepts credit and tap payments.

  • Clow Darling Limited: ProScore 71, 4th of 17 scored plumbers in Thunder Bay.
  • 72 Google reviews (4.2 stars; median 13) for Clow Darling Limited, ahead of 16 of 18 plumbers.
Rated on 2 independent platformsProScore found ratings for this business on 2 independent review platforms. Each one is listed in "Ratings Across Platforms" below.Government-licensedWSIB coverage confirmed

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What Customers Say

AI analysis of 9 Google reviews

Top Strengths

Personable and professional technicians who are mindful of customer space and maintain respectful conduct
Strong diagnostic and problem-solving skills with honest assessments and helpful maintenance advice
Individual technicians (Nathan Stewart, Phil, Brandon, Devin) consistently praised for going above and beyond

Areas to Watch

Chronic communication failures: ghosting customers, ignoring messages, no-shows without follow-up (reviews 3, 6, 9)
Poor emergency response prioritization despite historical reputation for no-heat calls (review 4)
Reception/administrative team unresponsive and defensive when contacted about failures (review 9)
no-show/ghostingcommunication breakdowntechnician quality inconsistencyemergency response issuescourteous staff

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

2 sources · 73 reviews
GoogleListing found
Google Business Profile reviews
4.2/5
72 reviews
Review platform CListing found
Independent review platform · name withheld by policy
1.3/5
1 review

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

Trusted Level

Scores in ProScore’s Trusted tier — strong, consistent signals across the sources ProScore checks.

Extensive Review History

72 Google reviews on record — a large sample behind the 4.2 average.

Rated on Multiple Platforms

Independently rated on 2 review platforms — ratings that agree across sources are harder to game.

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.

24-Hour Service on 6 of 7 Days

Posted hours show 24-hour availability on some days only. Check the hours card for which.

Google Review Breakdown

72 total
5
51
4
6
3
2
2
2
1
11

Featured Review

From Google

“

Their plumbers and technicians are incredibly personable and professional. They call ahead to let you know they’re on the way, which I really appreciate, and you don't mind having them in your house - take off their boots, mindful of your space, and they don't swear or use foul language.<br><br>When they arrive, they quickly diagnose the problem and explain what’s going on. They seem honest and knowledgeable, and in our experience they fix the issue.<br><br>They also provide helpful suggestions

s
slmitche 1975
Google Review

Frequently Asked Questions

Is Clow Darling Limited licensed?
Yes, Clow Darling Limited holds a TSSA licence, verified by ProScore against the Technical Standards and Safety Authority database.
Does Clow Darling Limited have insurance?
Yes, Clow Darling Limited has verified WSIB (Workplace Safety and Insurance Board) coverage, which protects homeowners from liability if a worker is injured on the job.
What is Clow Darling Limited’s rating?
Clow Darling Limited has a ProScore Trust Score of 71/100 (Trusted), calculated from 2 data sources including 72 Google reviews.
Where is Clow Darling Limited located?
Clow Darling Limited is a plumber serving Thunder Bay, Ontario. You can reach them at +1 807-623-7485. View their full profile on ProScore for reviews and credentials.

Business Details

1201 Cameron St, Thunder Bay, ON P7C 0A1
Plumber

Hours

MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayClosed

Services Offered

Drain cleaningPipe repairWater heater installationFixture installationEmergency plumbingLeak detection

Services & Info

Open 24 HoursEmergency ServiceOnsite services

Payments

Credit cardsNFC mobile payments

Offerings

Repair services

Service options

Credentials

TSSA License
FS R0076385194
✓ 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 · Skilled Trades Ontario Public Register · TSSA fuels contractor registry

Data Transparency

Sources
Google, major review platforms, 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 Thunder Bay

See how Clow Darling Limited ranks against other plumbers in Thunder Bay on ProScore.

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.