13 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Owen Sound: Grey-Bruce Plumbing Ltd., CR Score 82/100; 4.7★ from 61 Google reviews; open evenings.
Best for emergencies (open 24/7): Northern Pump Co Water Treatment & Well Service, posts 24/7 hours; ranked #2 of 13.
Most-reviewed: Cook's Plumbing, Heating, Air Conditioning, Water Treatment and Electrical, 103 Google reviews at 4.1★, the most of 13 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
13 Owen Sound plumbers are ranked here by CR Score, from 8 published factors. 2 are open 24/7, 3 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.2★ across 13 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Grey-Bruce Plumbing Ltd. | 82 | 4.7★ (61) | Owen Sound | Evenings | Overall |
| 2 | Northern Pump Co Water Treatment & Well Service | 81 | 5.0★ (15) | Cambridge, 34 km away | 24/7 | Emergencies |
| 3 | Muzzell Plumbing | 79 | 4.5★ (41) | Owen Sound | — | — |
| 4 | Acton Ken Plumbing & Heating Inc | 78 | 4.7★ (26) | Owen Sound | — | — |
| 5 | Greenaway Tom Plumbing & Heating | 77 | 3.0★ (7) | Owen Sound | — | — |
| 6 | Hy-Mark Mechanical | 76 | 2.9★ (8) | Owen Sound | 24/7 | — |
| 7 | Prentice Plumbing & Heating Ltd | 76 | 4.2★ (24) | Owen Sound | — | — |
| 8 | Cook's Plumbing, Heating, Air Conditioning, Water Treatment and Electrical | 75 | 4.1★ (103) | Owen Sound | — | Most reviews |
| 9 | Riddell Contracting Ltd | 74 | 4.7★ (56) | Owen Sound | — | — |
| 10 | Bumstead Brothers Plumbing & Heating | 71 | 3.7★ (6) | Owen Sound | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.7★ from 61 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cambridge, 34 km away
Ranked #2 because of its Google rating and availability: 5.0★ from 15 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #3 because of its Google rating and trade focus: 4.5★ from 41 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #4 because of its Google rating and trade focus: 4.7★ from 26 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #5 because of its Google rating and trade focus: 3.0★ from 7 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Owen Sound
Ranked #6 because of its Google rating and availability: 2.9★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #7 because of its Google rating and trade focus: 4.2★ from 24 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #8 because of its Google rating and review volume: 4.1★ from 103 Google reviews, the most Google reviews on this list (103).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #9 because of its Google rating and review volume: 4.7★ from 56 Google reviews, 56 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #10 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #11 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Owen Sound
Ranked #12 because of its Google rating and review volume: 4.8★ from 13 Google reviews, 13 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Hanover, 37 km away
Ranked #13 because of its Google rating and availability: 3.7★ from 12 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
14 more plumbers within 40 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| BL Renovations | 4.9★ (29) | In Owen Sound |
| Crose Mechanical | 4.4★ (48) | In Owen Sound |
| Fluker Electrical Mechanical Contractors | 5.0★ (1) | In Owen Sound |
| Gas Plus Heating, Cooling & Fireplaces | 3.9★ (87) | In Owen Sound |
| Grade Tech Plumbing Solutions LTD | In Owen Sound | |
| Ken Philp ClimateCare | 4.7★ (53) | In Owen Sound |
| Mundle Electrical, Plumbing & Heating | 2.0★ (2) | In Owen Sound |
| Murphy Construction Custom Home Building,Electrical, HVAC and Plumbing | 5.0★ (1) | In Owen Sound |
| P L Lawrence Plumbing & Heating | 5.0★ (1) | In Owen Sound |
| Prentice Plumbing & Heating | 5.0★ (1) | In Owen Sound |
| Prentice Plumbing & Heating | In Owen Sound | |
| Royal Flush Plumbing & Reno | In Owen Sound | |
| The Heating Guys | 4.7★ (46) | In Owen Sound |
| Walker Plumbing & Heating | In Owen Sound |
US national ranges converted to CAD, not adjusted for Owen Sound. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Water heater replacement | CA$1,240 | CA$1,890 | CA$2,570 | Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
We scored 13 Owen Sound plumbers on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Owen Sound data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |