Best Plumbers in Sarnia, Ontario

MSARCH tracks 13 plumbers in Sarnia, Ontario, averaging 4.6★ on Google. Every listing below is ranked by Google rating, weighted for review volume, so the most trusted names rise to the top.

The most-reviewed plumber is Lambton Sanitation with 318 Google reviews.

13Plumbers
4.6★Avg rating
687Reviews

Updated July 2026 · Ranked by Google rating, review volume and recent-review sentiment

Lambton Sanitation

Sarnia, ON

★★★★★ 5.0 (318)

Praised for Reliable · Professional & courteous · Punctual & responsive

Rb Plumbing

Sarnia, ON

★★★★★ 5.0 (15)

Praised for Punctual & responsive · Professional & courteous · Reliable

Royalty Plumbing

Sarnia, ON

★★★★½ 4.9 (71)

Praised for Punctual & responsive · Reliable · Professional & courteous

Sarnia Plumbing & Mechanical Ltd

Sarnia, ON

★★★★★ 5.0 (5)

Praised for Punctual & responsive · Professional & courteous

Pete's Plumbing

Sarnia, ON

★★★★½ 4.9 (7)

Praised for Punctual & responsive · Professional & courteous · Honest & transparent

UA 663 Plumbers Pipefitters & Welders

Sarnia, ON

★★★★½ 4.8 (30)

Praised for Professional & courteous · Quality workmanship · Knowledgeable

Superior Plumbing & Heating of Sarnia

Sarnia, ON

★★★★½ 4.8 (21)

Praised for Punctual & responsive · Professional & courteous · Knowledgeable

Ghost Plumbing

Sarnia, ON

★★★★½ 4.7 (25)

Praised for Punctual & responsive · Professional & courteous · Quality workmanship

Saucier Plumbing and Heating

Sarnia, ON

★★★★½ 4.5 (48)

Praised for Punctual & responsive · Professional & courteous · Knowledgeable

Custom Plumbing

Sarnia, ON

★★★★☆ 4.2 (77)

Praised for Punctual & responsive · Professional & courteous · Reliable

ServiceMaster Restore of Lambton County

Sarnia, ON

★★★★½ 4.5 (54)

Praised for Reliable · Professional & courteous · Punctual & responsive

EMCO Sarnia

Sarnia, ON

★★★½☆ 3.8 (5)

Praised for Professional & courteous

Wolseley Plumbing/HVAC/R

Sarnia, ON

★★★☆☆ 3.2 (11)

Praised for Professional & courteous · Knowledgeable · Reliable

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How many plumbers are in Sarnia?

MSARCH lists 13 plumbers in Sarnia, Ontario, with an average Google rating of 4.6 out of 5.

Who is the best-rated plumber in Sarnia?

Lambton Sanitation is among the highest-rated plumbers in Sarnia, with 5.0★ from 318 Google reviews. Compare the full ranked list above before you choose.

How much does a plumber cost in Sarnia?

Pricing varies by job, so the best approach is to compare quotes. Shortlist two or three highly-rated plumbers from the list above, confirm they are licensed and insured, and request a written estimate from each.

How are these plumbers ranked?

MSARCH ranks Sarnia plumbers by their Google star rating, weighted by review count so a company with hundreds of reviews outranks one with only a few. All data is sourced from Google Maps and listings are not paid placements.