60/100CR Score
Ranked #1 because of its Google rating and review volume: 4.7★ from 38 Google reviews, the most in Leamington.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Leamington, ON (2026)
14 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Leamington: Glen Knight Septic Tank Service, CR Score 60/100; 4.7★ from 38 Google reviews.
- 8
Best for emergencies (open 24/7): TM3 Plumbing, posts 24/7 hours; ranked #8 of 14.
- 10
Most-reviewed: Ingratta Cement & Drainage Inc, 29 Google reviews at 3.2★, the most of 14 ranked after Glen Knight Septic Tank Service; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
14 Leamington septic service companies are ranked here by CR Score, from ten published factors. 1 is open 24/7, 8 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.5★ across 14 rated businesses.
Top 10 septic service companies in Leamington at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Glen Knight Septic Tank Service | 60 | 4.7★ (38) | Leamington | — | Overall |
| 2 | Leamington Sanitation Inc | 57 | 4.4★ (11) | Leamington | — | — |
| 3 | Dundas Excavating & Septic Service | 56 | 4.9★ (8) | Leamington | Sat | — |
| 4 | Taraco Excavating Inc. | 54 | 5.0★ (4) | Leamington | Sat · Evenings | — |
| 5 | Sunrise Backhoe Service Ltd | 52 | 4.3★ (12) | Windsor, 30 km away | Sat | — |
| 6 | Hernandez Sanitation (formerly: Orbit Septic Tank Pumping) | 52 | 3.8★ (25) | Amherstburg, 28 km away | — | — |
| 7 | Essex County Septic | 50 | 5.0★ (3) | Windsor, 16 km away | Sat | — |
| 8 | TM3 Plumbing | 49 | 5.0★ (5) | Amherstburg, 16 km away | 24/7 | Emergencies |
| 9 | Excel Excavating Inc | 47 | 4.4★ (7) | Essex, 15 km away | Sat | — |
| 10 | Ingratta Cement & Drainage Inc | 46 | 3.2★ (29) | Amherstburg, 30 km away | Sat | Most reviews |
The 14 best septic service companies in Leamington, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Leamington
57/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.4★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Leamington
56/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Leamington
54/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Windsor, 30 km away
52/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.3★ from 12 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Amherstburg, 28 km away
52/100CR ScoreRanked #6 because of its Google rating and trade focus: 3.8★ from 25 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Windsor, 16 km away
50/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#8 TM3 Plumbing
Based in Amherstburg, 16 km away
49/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Essex, 15 km away
47/100CR ScoreRanked #9 because of its Google rating and review volume: 4.4★ from 7 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Amherstburg, 30 km away
46/100CR ScoreRanked #10 because of its Google rating and review volume: 3.2★ from 29 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Amherstburg, 38 km away
45/100CR ScoreRanked #11 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Amherstburg, 17 km away
45/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Demolition contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Windsor, 35 km away
42/100CR ScoreRanked #13 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 Jaws Group
Based in Essex, 27 km away
41/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Leamington
8 more septic service companies 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 |
|---|---|---|
| ALG Construction & Excavating Ltd. | 5.0★ (2) | In Leamington |
| County Septic Soultions | 15 km | |
| EcoPlumb Drain & Plumbing Services Leamington | In Leamington | |
| EZ-Enviro Supply & Svc | 4.0★ (2) | 20 km |
| Phoenix Drainage | 5.0★ (1) | 37 km |
| Plumber Kingsville | In Leamington | |
| Plumber Windsor | 40 km | |
| Rapid Sewer Data | 5.0★ (1) | 17 km |
How we ranked Leamington septic service companies
We scored 14 Leamington 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 Leamington 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 Leamington: frequently asked questions
Who is the best septic service company in Leamington?
By CR Score, the highest-ranked septic service company in Leamington, ON is Glen Knight Septic Tank Service with a CR Score of 60/100. It has 4.7★ from 38 Google reviews. Leamington Sanitation Inc (#2) and Dundas Excavating & Septic Service (#3) follow. We ranked 14 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Leamington?
ContractorsRanked ranks 14 septic service companies serving Leamington, ON. 4 of them are based in Leamington; the rest serve it from nearby towns. Another 8 within 40 km are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Leamington are open 24/7?
1 ranked septic service company in Leamington posts 24/7 hours. The highest-ranked is TM3 Plumbing (#8). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Leamington work on weekends?
8 of 14 ranked septic service companies post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays are Dundas Excavating & Septic Service (#3), Taraco Excavating Inc. (#4) and Sunrise Backhoe Service Ltd (#5). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Leamington septic service companies have?
The median Google rating among 14 rated septic service companies in Leamington is 4.5★, with a median of 6 reviews. Glen Knight Septic Tank Service has the most, 38 reviews, and ranks #1. 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 Leamington count in this ranking?
Yes, if they are within 40 km of the Leamington city centre, 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 Leamington
- November 2026: CR Scores recalculated for 14 septic service companies serving Leamington.
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