62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 40 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Cullman, AL (2026)
21 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Cullman: Smith Lake Septic Inc, CR Score 62/100; 4.9★ from 40 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Freeman Excavating and Septic Service, posts 24/7 hours; ranked #2 of 21.
- 4
Most-reviewed: Jackson Plumbing, Heating, Cooling, Septic, Electrical, 2,444 Google reviews at 4.9★, the most of 21 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
21 Cullman septic service companies are ranked here by CR Score, from ten published factors. 8 are open 24/7, 14 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 5.0★ across 21 rated businesses.
Top 10 septic service companies in Cullman at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Smith Lake Septic Inc | 62 | 4.9★ (40) | Cullman | 24/7 | Overall |
| 2 | Freeman Excavating and Septic Service | 59 | 4.0★ (11) | Cullman | 24/7 | Emergencies |
| 3 | Stephens Septic Services, LLC | 58 | 5.0★ (142) | Huntsville, 23 mi away | 24/7 | — |
| 4 | Jackson Plumbing, Heating, Cooling, Septic, Electrical | 58 | 4.9★ (2,444) | Decatur, 25 mi away | 24/7 | Most reviews |
| 5 | Bailey Environmental Services | 57 | 5.0★ (17) | Cullman | Sat · Evenings | — |
| 6 | Wright Septic & Excavation LLC | 57 | 5.0★ (22) | Cullman | 24/7 | — |
| 7 | Miller Environmental Services | 57 | 4.8★ (139) | Cullman | 24/7 | — |
| 8 | AAA Septic Tank Service of Cullman, LLC | 56 | 4.9★ (36) | Cullman | Sat · Sun | — |
| 9 | Patterson, Septic and land maintenance | 56 | 5.0★ (7) | Cullman | Sat | — |
| 10 | HD Septic Systems | 56 | 5.0★ (9) | Cullman | 24/7 | — |
The 21 best septic service companies in Cullman, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Cullman
59/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.0★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Huntsville, 23 mi away
58/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 142 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Decatur, 25 mi away
58/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 2,444 Google reviews, the most in Cullman.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cullman
57/100CR ScoreRanked #5 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 Cullman
57/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cullman
57/100CR ScoreRanked #7 because of its Google rating and review volume: 4.8★ from 139 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cullman
56/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 36 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cullman
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ 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 Cullman
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cullman
53/100CR ScoreRanked #11 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 Cullman
53/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.4★ from 22 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Cullman
53/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.5★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Cullman
52/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Huntsville, 24 mi away
52/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#16 DrainPro Express
Based in Decatur, 25 mi away
51/100CR ScoreRanked #16 because of its Google rating and review volume: 5.0★ from 115 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Birmingham, 15 mi away
51/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.3★ from 23 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Huntsville, 21 mi away
51/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.5★ from 10 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Cullman
49/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cullman
49/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hartselle, 22 mi away
47/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.2★ from 50 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Also serving Cullman
6 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 |
|---|---|---|
| Danco Excavating Inc | 4.0★ (1) | In Cullman |
| Leap of Faith Hauling & Excavation LLC | 5.0★ (2) | In Cullman |
| McCormick AG Service, LLC | 15 mi | |
| Sewer Tech | 19 mi | |
| Strickland Original Portable Restrooms | 18 mi | |
| Turfmasters Environmental | In Cullman |
How we ranked Cullman septic service companies
We scored 21 Cullman 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 2, 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 Cullman 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 Cullman: frequently asked questions
Who is the best septic service company in Cullman?
By CR Score, the highest-ranked septic service company in Cullman, AL is Smith Lake Septic Inc with a CR Score of 62/100. It has 4.9★ from 40 Google reviews. It is open 24/7. Freeman Excavating and Septic Service (#2) and Stephens Septic Services, LLC (#3) follow. We ranked 21 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Cullman?
ContractorsRanked ranks 21 septic service companies serving Cullman, AL. 14 of them are based in Cullman; the rest serve it from nearby towns. Another 6 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Cullman are open 24/7?
8 ranked septic service companies in Cullman post 24/7 hours. The highest-ranked are Smith Lake Septic Inc (#1), Freeman Excavating and Septic Service (#2) and Stephens Septic Services, LLC (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Cullman work on weekends?
14 of 21 ranked septic service companies post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are Smith Lake Septic Inc (#1), Freeman Excavating and Septic Service (#2) and Stephens Septic Services, LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Cullman septic service companies have?
The median Google rating among 21 rated septic service companies in Cullman is 5.0★, with a median of 22 reviews. Jackson Plumbing, Heating, Cooling, Septic, Electrical has the most, 2,444 reviews, and ranks #4. 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 Cullman count in this ranking?
Yes, if they are within 25 mi of the Cullman 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 Cullman
- November 2026: CR Scores recalculated for 21 septic service companies serving Cullman.
More septic service companies and Cullman pages
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