45 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Fond du Lac: Fondy Sewer and Drain, CR Score 65/100; 4.8★ from 102 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Roto-Rooter of Fond du Lac, posts 24/7 hours; ranked #2 of 45.
Most-reviewed: Rion Waterproofing and Foundation Repair, 167 Google reviews at 4.9★, the most of 45 ranked; ranked #16.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
45 Fond du Lac plumbers are ranked here by CR Score, from ten published factors. 7 are open 24/7, 11 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.7★ across 45 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Fondy Sewer and Drain | 65 | 4.8★ (102) | Fond du Lac | Sat · Sun · Evenings | Overall |
| 2 | Roto-Rooter of Fond du Lac | 61 | 4.0★ (30) | Fond du Lac | 24/7 | Emergencies |
| 3 | Gomach Plumbing LLC | 61 | 4.9★ (57) | Oshkosh, 16 mi away | 24/7 | — |
| 4 | Mies Rooter & Plumbing | 60 | 5.0★ (48) | Fond du Lac | — | — |
| 5 | Remedy Plumbing & Heating LLC | 59 | 4.8★ (44) | Fond du Lac | — | — |
| 6 | Strong's Plumbing & Heating Inc | 59 | 4.8★ (42) | Fond du Lac | — | — |
| 7 | clogged toilet and drain guys | 58 | 4.9★ (28) | Oshkosh, 19 mi away | 24/7 | — |
| 8 | Ahern Gross Plumbing Contractors | 58 | 4.5★ (44) | Fond du Lac | — | — |
| 9 | Ludwigs Plumbing | 57 | 4.6★ (21) | Oshkosh, 19 mi away | 24/7 | — |
| 10 | J. Cox Plumbing | 57 | 5.0★ (107) | Oshkosh, 21 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.8★ from 102 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fond du Lac
Ranked #2 because of its Google rating and trade focus: 4.0★ from 30 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 16 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 57 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fond du Lac
Ranked #4 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fond du Lac
Ranked #5 because of its Google rating and trade focus: 4.8★ from 44 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fond du Lac
Ranked #6 because of its Google rating and trade focus: 4.8★ from 42 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 19 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 28 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fond du Lac
Ranked #8 because of its Google rating and trade focus: 4.5★ from 44 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 19 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ from 21 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 21 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 107 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 17 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fond du Lac
Ranked #12 because of its Google rating and trade focus: 3.8★ from 29 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 17 mi away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 73 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fond du Lac
Ranked #14 because of its Google rating and trade focus: 4.8★ from 4 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Oshkosh, 23 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 117 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 16 mi away
Ranked #16 because of its Google rating and review volume: 4.9★ from 167 Google reviews, the most in Fond du Lac.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 19 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 43 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ripon, 22 mi away
Ranked #18 because of its Google rating and trade focus: 4.6★ from 72 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Plymouth, 25 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 74 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sheboygan, 23 mi away
Ranked #20 because of its Google rating and trade focus: 3.3★ from 12 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 23 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 42 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waupun, 14 mi away
Ranked #22 because of its Google rating and trade focus: 4.6★ from 20 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 19 mi away
Ranked #23 because of its Google rating and trade focus: 4.4★ from 40 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 18 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oshkosh, 15 mi away
Ranked #25 because of its Google rating and trade focus: 4.0★ from 31 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #45, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Fenner Plumbing & Heating Inc. | 52 | 5.0★ (12) | In Fond du Lac |
| 27 | M. P. Kelly Plumbing By Mike Gudden LLC | 52 | 4.8★ (16) | 17 mi |
| 28 | SBS Plumbing Inc | 52 | 4.9★ (25) | 23 mi |
| 29 | Quality Plumbing LLC | 51 | 4.4★ (13) | 16 mi |
| 30 | Merten Plumbing & Heating Inc. | 51 | 4.6★ (9) | 20 mi |
| 31 | D.R. Hansen Plumbing Contractors | 51 | 4.7★ (13) | 18 mi |
| 32 | Abel Plumbing LLC | 51 | 4.6★ (10) | 17 mi |
| 33 | Vanderkin Plumbing Inc. | 51 | 4.1★ (18) | 18 mi |
| 34 | Haucke Plumbing & Heating Inc | 50 | 4.7★ (76) | 23 mi |
| 35 | Duitman Plumbing & Heating Inc | 50 | 2.0★ (5) | In Fond du Lac |
| 36 | Flush Drain & Sewer Cleanin | 50 | 5.0★ (3) | 18 mi |
| 37 | Gomach Plumbing | 50 | 4.0★ (3) | 18 mi |
| 38 | D & S Plumbing | 50 | 5.0★ (11) | 24 mi |
| 39 | B&B Plumbing Services | 49 | 5.0★ (5) | 18 mi |
| 40 | BMT Waterproofing & Concrete | 49 | 2.6★ (5) | 10 mi |
| 41 | Kurt Zentner & Sons, Inc. | 49 | 5.0★ (34) | 15 mi |
| 42 | Dan Kelly Plumbing Service | 48 | 4.6★ (5) | 22 mi |
| 43 | McKay Plumbing LLC | 48 | 4.2★ (5) | 24 mi |
| 44 | Stobb Plumbing & Heating, Inc. | 47 | 4.0★ (17) | 19 mi |
| 45 | R D Quinn Plumbing & Heating | 44 | 5.0★ (5) | 24 mi |
11 more plumbers within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Augustine Plumbing and Rooter LLC | 18 mi | |
| C.H. Koch Plumbing & Heating Inc | 5.0★ (1) | 23 mi |
| Doro Plumbing | 5.0★ (1) | 24 mi |
| Edgewater Plumbing | 15 mi | |
| Hansen Drainage and Excavating | In Fond du Lac | |
| Koch Plumbing | 17 mi | |
| Master Plumbing Llc | 21 mi | |
| McKay Plumbing | 5.0★ (2) | 25 mi |
| Soper Plumbing | 5.0★ (1) | 17 mi |
| Thomas Plumbing | 3.0★ (1) | 18 mi |
| Wieser Concrete Products Inc | In Fond du Lac |
National price ranges in USD, not adjusted for Fond du Lac. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Water heater replacement | $882 | $1,348 | $1,826 | Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
In Wisconsin, Wisconsin Department of Safety and Professional Services licenses Plumbing work: water supply, drain, waste and vent piping and fixtures.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
We scored 45 Fond du Lac plumbers on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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 Fond du Lac data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |