Plumber Professional

S & J plumbing

Markham, ON

Emergency ServiceBBB Accredited

+1 647-994-5325 Website

1 Credential VerifiedServing Markham & area

54out of 100

Good

ProScore

This score reflects 29 Google reviews.

How is this calculated?

Score updated: Oct 2026

About S & J plumbing

AI-generated summary from ProScore data sources

S & J plumbing says it is locally owned and operated, and it takes on residential, commercial and industrial clients in Stouffville, York Region, Markham, Vaughan and Richmond Hill. Its work covers plumbing maintenance, drain cleaning, backflow prevention and leaky pipe repair, and it lists 24/7 emergency services too. It also works in Ajax, Whitby, Peel Region and the Greater Toronto Area.

The business works across Stouffville, York Region, Markham, Vaughan, Richmond Hill, Ajax, Whitby and Peel Region.

S & J plumbing: one of 20 plumbers in Markham.
29 Google reviews (3.3 stars; median 29) for S & J plumbing, ahead of 11 of 19 plumbers.

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Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

2 sources · 29 reviews

GoogleListing found

Google Business Profile reviews

3.3/5

29 reviews

BBBListing found

Better Business Bureau · accredited · as of March 2026

A+Rating · accredited

Not found on 2 other platforms ProScore checks (Review platform B, 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

BBB Accredited · A+

Better Business Bureau accredited with an A+ rating.

Open 24 Hours

Every posted day shows 24-hour availability.

Google Review Breakdown

29 total

Photos & Work

1 photo

Other top rated plumber in Markham

Preferred Plumbing Solutions Inc.

Superior Plumbing & Heating of Markham

Markham

4.9(44)

More plumbers in Markham

Frequently Asked Questions

Is S & J plumbing licensed?

Licensing status has not been verified for S & J plumbing. Contact them directly to confirm current credentials before hiring.

Does S & J plumbing have insurance?

WSIB insurance status is not verified for S & J plumbing. Request proof of workplace insurance and liability coverage before hiring.

What is S & J plumbing’s rating?

S & J plumbing has a ProScore Trust Score of 54/100 (Good), calculated from 2 data sources including 29 Google reviews.

Where is S & J plumbing located?

S & J plumbing is a plumber serving Markham, Ontario. You can reach them at +1 647-994-5325. View their full profile on ProScore for reviews and credentials.

Does S & J plumbing take on industrial clients?

Yes. It takes on residential, commercial and industrial clients.

Does S & J plumbing handle backflow prevention?

Yes. It handles backflow prevention programs, drain cleaning and plumbing maintenance.

Does S & J plumbing offer 24/7 emergency services?

Yes, 24/7 emergency services are on its list.

Business Details

3400 14th Ave, Markham, ON L6G 1B2

Plumber

View on Google Maps

Hours

Every dayOpen 24 hours

Services Offered

Plumbing maintenanceDrain cleaningBackflow prevention programsLeaky pipe repairDrain inspections and maintenanceFixture upgrades

Services & Info

Open 24 HoursEmergency Service

Payments

Credit cards

Offerings

Repair services

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 Plumber FAQs in Markham View all guides →

Data Transparency

Sources: Google and BBB
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 Markham

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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.