Best Plumbers in Waterloo

We have reviewed and ranked the best local plumbing companies in Waterloo

Whiteway Plumbing Verified by Synup

4.8 (395 Reviews)Write a Review
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55 Rankin Street Unit #3, Waterloo, ON

(226) 486-1174

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Whiteway Plumbing holds 4.8★ across 395 reviews as a trusted plumbing provider in Waterloo, ON. The praise that keeps recurring: punctuality, professionalism, workmanship. It earns an N49 Trust Score of 70.1/100 in our independent review. Altogether it carries ~438 reviews across 2 platforms. Read More

Why this 70.1/100 trust score — the facts behind each pointThe facts behind your trust score
Trust Score70.1/100

Waterloo Handyman Services

5 (22 Reviews)Write a Review
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450 Columbia St W, Waterloo, ON

(519) 635-7085

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Waterloo Handyman Services is a plumbing company serving Waterloo, ON, rated 5★ across 22 reviews. Reviewers repeatedly call out its professionalism, workmanship, punctuality. It carries an N49 Trust Score of 58.4/100 across our 10-factor review. Altogether it carries ~216 reviews across 4 platforms. Read More

Why this 58.4/100 trust score — the facts behind each pointThe facts behind your trust score
Trust Score58.4/100

Kastl & Zuch Plumbing & Heating Ltd Verified by Uberall

4.8 (53 Reviews)Write a Review
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3 Colby Court, Waterloo, ON

(519) 884-0990

Operating across Waterloo, ON, Kastl & Zuch Plumbing & Heating Ltd ranks among the area’s better-reviewed plumbing companies (4.8★ across 53 reviews). Ask its customers and you’ll hear about punctuality, communication, professionalism. It carries an N49 Trust Score of 51.5/100 across our 10-factor review. It ranks #1 in Google Maps local results for Waterloo. Read More

Why this 51.5/100 trust score — the facts behind each pointThe facts behind your trust score
Trust Score51.5/100

Whiteway Plumbing Verified by Uberall

0.0 (0 Reviews)Write a Review
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55 Rankin Street, Waterloo, ON

(226) 486-1174

Whiteway Plumbing is a well-regarded plumbing provider in Waterloo, ON. The team covers plumbing work across the area. Read More

4.9★ average rating
470 total reviews across the top 20
Curated by AI
Ranked by the N49 Trust Score — reviews, multi-platform reputation, local visibility and online presence, not paid placement.

About Waterloo’s Top Plumbers

Looking for a trusted plumbing company in Waterloo? Plumbing.ca helps homeowners and businesses compare plumbing companies serving Waterloo.

Our rankings use the N49 Trust Score, which considers factors such as Google reviews, review quality and recency, business reputation, years in business, website quality and other public trust signals.

Companies are not ranked simply because they advertise more or rank higher on Google.

Businesses cannot pay to improve their Trust Score or organic ranking. Sponsored listings, where available, are always clearly identified.

Plumbing Frequently Asked Questions

Q. How are Waterloo plumbers ranked?

Plumbers are evaluated using the N49 Trust Score, which combines customer reviews, reputation, review activity, business credibility and other public trust signals.

Q. Can a company pay to rank higher?

No. Sponsored placements do not affect a company’s Trust Score or organic ranking.

Q. Do all plumbers offer 24-hour emergency service?

No. Check each company’s profile to confirm the services and areas they cover.

Q. How often are the rankings updated?

The rankings are reviewed and refreshed as reviews and business information change.