56/100CR Score
Ranked #1 because of its Google rating and review volume: 4.3★ from 74 Google reviews, the most in Sulphur.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Sulphur, LA (2026)
7 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Sulphur: Murphy Cormier General Contractor Inc, CR Score 56/100; 4.3★ from 74 Google reviews.
- 2
Best for emergencies (open 24/7): K-Jon Sewer & Septic Service, posts 24/7 hours; ranked #2 of 7.
- 2
Most-reviewed: K-Jon Sewer & Septic Service, 41 Google reviews at 4.2★, the most of 7 ranked after Murphy Cormier General Contractor Inc; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
7 Sulphur septic service companies are ranked here by CR Score, from ten published factors. 1 is open 24/7, 2 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.2★ across 7 rated businesses.
Most of this list also appears on the Septic service companies in Lake Charles ranking. See Septic service companies in Lake Charles
Top 7 septic service companies in Sulphur at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Murphy Cormier General Contractor Inc | 56 | 4.3★ (74) | Lake Charles, 14 mi away | — | Overall |
| 2 | K-Jon Sewer & Septic Service | 55 | 4.2★ (41) | Lake Charles, 13 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Amy's Sewer | 53 | 4.7★ (25) | Lake Charles, 12 mi away | — | — |
| 4 | United Site Services | 51 | 4.1★ (7) | Lake Charles, 12 mi away | Sat · Evenings | — |
| 5 | Ron's Jons & Pumping Inc | 49 | 3.3★ (3) | Lake Charles, 11 mi away | — | — |
| 6 | Daigle Mechanical Sewer Systems LLC | 48 | 5.0★ (3) | Lake Charles, 11 mi away | — | — |
| 7 | H2O Plumbing & Sewer LLC | 44 | 3.5★ (4) | Lake Charles, 12 mi away | — | — |
The 7 best septic service companies in Sulphur, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Lake Charles, 13 mi away
55/100CR ScoreRanked #2 because of its Google rating and review volume: 4.2★ from 41 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#3 Amy's Sewer
Based in Lake Charles, 12 mi away
53/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ 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 Lake Charles, 12 mi away
51/100CR ScoreRanked #4 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 Lake Charles, 11 mi away
49/100CR ScoreRanked #5 because of its Google rating and trade focus: 3.3★ 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 Lake Charles, 11 mi away
48/100CR ScoreRanked #6 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.
Based in Lake Charles, 12 mi away
44/100CR ScoreRanked #7 because of its Google rating and trade focus: 3.5★ from 4 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Sulphur septic service companies
We scored 7 Sulphur 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 Sulphur 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 Sulphur: frequently asked questions
Who is the best septic service company in Sulphur?
By CR Score, the highest-ranked septic service company in Sulphur, LA is Murphy Cormier General Contractor Inc with a CR Score of 56/100. It has 4.3★ from 74 Google reviews. K-Jon Sewer & Septic Service (#2) and Amy's Sewer (#3) follow. We ranked 7 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Sulphur?
ContractorsRanked ranks 7 septic service companies serving Sulphur, LA. Counts are as of November 2026.
Which septic service companies in Sulphur are open 24/7?
1 ranked septic service company in Sulphur posts 24/7 hours. The highest-ranked is K-Jon Sewer & Septic Service (#2). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Sulphur work on weekends?
2 of 7 ranked septic service companies post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays are K-Jon Sewer & Septic Service (#2) and United Site Services (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Sulphur septic service companies have?
The median Google rating among 7 rated septic service companies in Sulphur is 4.2★, with a median of 7 reviews. Murphy Cormier General Contractor Inc has the most, 74 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 Sulphur count in this ranking?
Yes, if they are within 25 mi of the Sulphur 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 Sulphur
- November 2026: CR Scores recalculated for 7 septic service companies serving Sulphur.
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