63/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 231 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Allouez, WI (2026)
28 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Allouez: Sadler Sewer & Drain Cleaning Inc., CR Score 63/100; 4.9★ from 231 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Rapid Rooter Sewer and Drain, posts 24/7 hours; ranked #2 of 28.
- 3
Most-reviewed: Asap Sewer & Drain Cleaning LLC, 402 Google reviews at 4.2★, the most of 28 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
28 Allouez septic service companies are ranked here by CR Score, from ten published factors. 9 are open 24/7, 15 open Saturdays and 13 open Sundays, based on posted hours. The median Google rating is 4.7★ across 28 rated businesses.
Top 10 septic service companies in Allouez at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Sadler Sewer & Drain Cleaning Inc. | 63 | 4.9★ (231) | Allouez | 24/7 | Overall |
| 2 | Rapid Rooter Sewer and Drain | 62 | 5.0★ (118) | Green Bay, 1 mi away | 24/7 | Emergencies |
| 3 | Asap Sewer & Drain Cleaning LLC | 59 | 4.2★ (402) | Green Bay, 6 mi away | 24/7 | Most reviews |
| 4 | Flush Drain & Sewer Cleaning A Division of JT Schmidt Plumbing Inc | 58 | 4.6★ (73) | Appleton, 21 mi away | 24/7 | — |
| 5 | Dedalis Services Plus LLC | 57 | 4.7★ (14) | Green Bay, 12 mi away | 24/7 | — |
| 6 | Fox Valley Septic Service, Inc. | 56 | 5.0★ (17) | Green Bay, 10 mi away | Sat · Sun | — |
| 7 | Twirl Sewer Service | 56 | 4.7★ (68) | Allouez | Sat | — |
| 8 | Schroeder Septic Systems | 56 | 4.9★ (32) | De Pere, 10 mi away | Sat | — |
| 9 | Ace Sewer & Water | 56 | 4.8★ (21) | Green Bay, 5 mi away | 24/7 | — |
| 10 | Appleton Drain & Sewer Cleaning | 56 | 4.9★ (166) | Little Chute, 20 mi away | Sat · Sun | — |
The 28 best septic service companies in Allouez, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Green Bay, 1 mi away
62/100CR ScoreRanked #2 because of its Google rating and review volume: 5.0★ from 118 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 6 mi away
59/100CR ScoreRanked #3 because of its Google rating and review volume: 4.2★ from 402 Google reviews, the most in Allouez.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 21 mi away
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.6★ from 73 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 12 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 10 mi away
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Allouez
56/100CR ScoreRanked #7 because of its Google rating and review volume: 4.7★ from 68 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in De Pere, 10 mi away
56/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 32 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 5 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 21 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Little Chute, 20 mi away
56/100CR ScoreRanked #10 because of its Google rating and review volume: 4.9★ from 166 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Allouez
53/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.3★ from 21 Google reviews, listed on Google as “Drainage service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Green Bay, 5 mi away
53/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Allouez
53/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 20 mi away
52/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Green Bay, 6 mi away
51/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.1★ from 7 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 12 mi away
51/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Green Bay, 18 mi away
51/100CR ScoreRanked #17 because of its Google rating and review volume: 5.0★ from 25 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 3 mi away
50/100CR ScoreRanked #18 because of its Google rating and trade focus: 3.0★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kimberly, 21 mi away
49/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.1★ from 9 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 22 mi away
49/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Ashwaubenon, 15 mi away
49/100CR ScoreRanked #21 because of its Google rating and trade focus: 3.7★ from 10 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 17 mi away
49/100CR ScoreRanked #22 because of its Google rating and trade focus: 3.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Kaukauna, 15 mi away
47/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.6★ from 16 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
47/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.6★ from 32 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in De Pere, 7 mi away
46/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 28 septic service companies
#1 to #25 are shown in full above. Here are #26 to #28, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Krahn Plumbing and Septic | 45 | 3.7★ (9) | 14 mi |
| 27 | Baumgart Plumbing Inc | 43 | 5.0★ (6) | 15 mi |
| 28 | Harold Tauschek & Son's Excavating & Snow Removal Inc | 42 | 5.0★ (3) | 12 mi |
Also serving Allouez
4 more septic service companies 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 |
|---|---|---|
| Boyd's Sewer & Sink Cleaning | 24 mi | |
| C J Burkel & Sons | 5.0★ (1) | 8 mi |
| S&A Septic Services | 17 mi | |
| Van De Yacht Septic | 12 mi |
How we ranked Allouez septic service companies
We scored 28 Allouez septic service companies 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 November 3, 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 Allouez 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 |
Septic service companies in Allouez: frequently asked questions
Who is the best septic service company in Allouez?
By CR Score, the highest-ranked septic service company in Allouez, WI is Sadler Sewer & Drain Cleaning Inc. with a CR Score of 63/100. It has 4.9★ from 231 Google reviews. It is open 24/7. Rapid Rooter Sewer and Drain (#2) and Asap Sewer & Drain Cleaning LLC (#3) follow. We ranked 28 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Allouez?
ContractorsRanked ranks 28 septic service companies serving Allouez, WI. 4 of them are based in Allouez; the rest serve it from nearby towns. Another 4 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Allouez are open 24/7?
9 ranked septic service companies in Allouez post 24/7 hours. The highest-ranked are Sadler Sewer & Drain Cleaning Inc. (#1), Rapid Rooter Sewer and Drain (#2) and Asap Sewer & Drain Cleaning LLC (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Allouez work on weekends?
15 of 28 ranked septic service companies post Saturday hours and 13 post Sunday hours. The highest-ranked open Saturdays are Sadler Sewer & Drain Cleaning Inc. (#1), Rapid Rooter Sewer and Drain (#2) and Asap Sewer & Drain Cleaning LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Allouez septic service companies have?
The median Google rating among 28 rated septic service companies in Allouez is 4.7★, with a median of 15 reviews. Asap Sewer & Drain Cleaning LLC has the most, 402 reviews, and ranks #3. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside Allouez count in this ranking?
Yes, if they are within 25 mi of the Allouez city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Allouez
- November 2026: CR Scores recalculated for 28 septic service companies serving Allouez.
More septic service companies and Allouez pages
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