62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 498 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Berkley, MI (2026)
122 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Berkley: M & M Septic, CR Score 62/100; 4.9★ from 498 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Cregger Plumbing, Heating, Cooling & Electrical, posts 24/7 hours; ranked #2 of 122.
- 4
Most-reviewed: Universal Plumbing and Sewer, 2,503 Google reviews at 4.9★, the most of 122 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
122 Berkley septic service companies are ranked here by CR Score, from ten published factors. 48 are open 24/7, 74 open Saturdays and 60 open Sundays, based on posted hours. The median Google rating is 4.7★ across 122 rated businesses.
Most of this list also appears on the Septic service companies in Troy ranking. See Septic service companies in Troy
Top 10 septic service companies in Berkley at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | M & M Septic | 62 | 4.9★ (498) | Waterford, 15 mi away | 24/7 | Overall |
| 2 | Cregger Plumbing, Heating, Cooling & Electrical | 62 | 4.9★ (206) | Farmington, 10 mi away | 24/7 | Emergencies |
| 3 | Bolton Septic | 61 | 4.9★ (1,374) | Ann Arbor, 24 mi away | 24/7 | — |
| 4 | Universal Plumbing and Sewer | 61 | 4.9★ (2,503) | Clinton Township, 15 mi away | 24/7 | Most reviews |
| 5 | Harvey and Sons Septic Service | 61 | 4.8★ (137) | Sterling Heights, 9 mi away | 24/7 | — |
| 6 | Septic Pro | 59 | 5.0★ (177) | Waterford, 21 mi away | 24/7 | — |
| 7 | H2O Plumbing, Sewer and Drain | 58 | 4.9★ (292) | Warren, 10 mi away | 24/7 | — |
| 8 | Burton's Plumbing & Heating | 58 | 4.9★ (2,211) | Wayne, 18 mi away | — | — |
| 9 | H2O Plumbing and Sewer | 58 | 4.9★ (390) | Fraser, 13 mi away | 24/7 | — |
| 10 | Sewer23™ - Plumbing, Sewer & Drain Cleaning | 58 | 5.0★ (151) | Farmington Hills, 8 mi away | 24/7 | — |
The 122 best septic service companies in Berkley, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Farmington, 10 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 206 Google reviews, listed on Google as “Septic system service”.
Based in Ann Arbor, 24 mi away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 1,374 Google reviews, listed on Google as “Septic system service”.
Based in Clinton Township, 15 mi away
61/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 2,503 Google reviews, the most in Berkley.
Based in Sterling Heights, 9 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 137 Google reviews, listed on Google as “Septic system service”.
#6 Septic Pro
Based in Waterford, 21 mi away
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 177 Google reviews, listed on Google as “Septic system service”.
Based in Warren, 10 mi away
58/100CR ScoreRanked #7 because of its Google rating and review volume: 4.9★ from 292 Google reviews.
Based in Wayne, 18 mi away
58/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 2,211 Google reviews, listed on Google as “Septic system service”.
Based in Fraser, 13 mi away
58/100CR ScoreRanked #9 because of its Google rating and review volume: 4.9★ from 390 Google reviews.
Based in Farmington Hills, 8 mi away
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 151 Google reviews, listed on Google as “Plumber”.
Based in Auburn Hills, 16 mi away
57/100CR ScoreRanked #11 because of its Google rating and review volume: 4.9★ from 378 Google reviews.
Based in Royal Oak, 3 mi away
57/100CR ScoreRanked #12 because of its Google rating and review volume: 4.8★ from 1,624 Google reviews.
Based in Dearborn, 7 mi away
57/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 188 Google reviews, listed on Google as “Plumber”.
Based in Royal Oak, 2 mi away
57/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 44 Google reviews, listed on Google as “Drainage service”.
Based in Walled Lake, 15 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.7★ from 92 Google reviews, listed on Google as “Septic system service”.
Based in Dearborn, 9 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Plumber”.
Based in Fenton, 14 mi away
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Plumber”.
Based in Westland, 17 mi away
55/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 213 Google reviews, listed on Google as “Plumber”.
Based in Waterford, 13 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.4★ from 40 Google reviews, listed on Google as “Septic system service”.
Based in Dearborn Heights, 5 mi away
54/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Plumber”.
Based in Milford, 17 mi away
54/100CR ScoreRanked #21 because of its Google rating and review volume: 4.7★ from 644 Google reviews.
#22 Michigan Waste
Based in Waterford, 15 mi away
54/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.1★ from 11 Google reviews, listed on Google as “Septic system service”.
Based in Dearborn, 10 mi away
54/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.8★ from 80 Google reviews, listed on Google as “Plumber”.
Based in Waterford, 15 mi away
54/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Septic system service”.
Based in Ferndale, 5 mi away
54/100CR ScoreRanked #25 because of its Google rating and review volume: 4.7★ from 2,193 Google reviews.
How we ranked Berkley septic service companies
We scored 122 Berkley 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 Berkley 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 Berkley: frequently asked questions
Who is the best septic service company in Berkley?
By CR Score, the highest-ranked septic service company in Berkley, MI is M & M Septic with a CR Score of 62/100. It has 4.9★ from 498 Google reviews. It is open 24/7. Cregger Plumbing, Heating, Cooling & Electrical (#2) and Bolton Septic (#3) follow. We ranked 122 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Berkley?
ContractorsRanked ranks 122 septic service companies serving Berkley, MI. Counts are as of November 2026.
Which septic service companies in Berkley are open 24/7?
48 ranked septic service companies in Berkley post 24/7 hours. The highest-ranked are M & M Septic (#1), Cregger Plumbing, Heating, Cooling & Electrical (#2) and Bolton Septic (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Berkley work on weekends?
74 of 122 ranked septic service companies post Saturday hours and 60 post Sunday hours. The highest-ranked open Saturdays are M & M Septic (#1), Cregger Plumbing, Heating, Cooling & Electrical (#2) and Bolton Septic (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Berkley septic service companies have?
The median Google rating among 122 rated septic service companies in Berkley is 4.7★, with a median of 35 reviews. Universal Plumbing and Sewer has the most, 2,503 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 Berkley count in this ranking?
Yes, if they are within 25 mi of the Berkley 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 Berkley
- November 2026: CR Scores recalculated for 122 septic service companies serving Berkley.
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