58/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 26 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 Gardner, MA (2026)
41 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Gardner: Rotti and Son LLC, Septic, Title 5 Inspection, & Excavating, CR Score 58/100; 5.0★ from 26 Google reviews; open Saturdays until 12 PM.
- 2
Best for emergencies (open 24/7): Wind River Environmental, posts 24/7 hours; ranked #2 of 41.
- 2
Most-reviewed: Wind River Environmental, 854 Google reviews at 4.9★, the most of 41 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
41 Gardner septic service companies are ranked here by CR Score, from ten published factors. 10 are open 24/7, 19 open Saturdays and 11 open Sundays, based on posted hours. The median Google rating is 4.9★ across 41 rated businesses.
Top 10 septic service companies in Gardner at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Rotti and Son LLC, Septic, Title 5 Inspection, & Excavating | 58 | 5.0★ (26) | Gardner | Sat | Overall |
| 2 | Wind River Environmental | 58 | 4.9★ (854) | Hudson, 15 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Watatic Septic Tank Service | 57 | 5.0★ (33) | Ashburnham, 10 mi away | — | — |
| 4 | Stones' Septic Service | 56 | 5.0★ (73) | Swanzey, 23 mi away | Sat · Sun | — |
| 5 | Dumont Septic Pumping | 56 | 5.0★ (26) | Charlton, 23 mi away | 24/7 | — |
| 6 | The Chase/Harris Septic Corp. | 55 | 3.8★ (27) | Leicester, 15 mi away | 24/7 | — |
| 7 | Jpc Septic & Title 5 Inspection | 55 | 5.0★ (133) | Holden, 12 mi away | Sat | — |
| 8 | Lawrence Septic & Sewer Service | 55 | 4.9★ (18) | Templeton, 4 mi away | — | — |
| 9 | R M Ratta Corp | 54 | 4.9★ (204) | Fitchburg, 24 mi away | — | — |
| 10 | CSI-Culley's Septic Inc | 54 | 4.9★ (141) | Marlborough, 22 mi away | — | — |
The 41 best septic service companies in Gardner, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Hudson, 15 mi away
58/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 854 Google reviews, the most in Gardner.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ashburnham, 10 mi away
57/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Swanzey, 23 mi away
56/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ 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 Charlton, 23 mi away
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Leicester, 15 mi away
55/100CR ScoreRanked #6 because of its Google rating and trade focus: 3.8★ from 27 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Holden, 12 mi away
55/100CR ScoreRanked #7 because of its Google rating and review volume: 5.0★ from 133 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Templeton, 4 mi away
55/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fitchburg, 24 mi away
54/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 204 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marlborough, 22 mi away
54/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 141 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fitchburg, 16 mi away
54/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#12 G T Smith Jr Inc
Based in Westminster, 7 mi away
53/100CR ScoreRanked #12 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 Sterling, 18 mi away
53/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 39 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 Lancaster Septic
Based in Leominster, 18 mi away
53/100CR ScoreRanked #14 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#15 Rooter-Man
Based in Ashburnham, 8 mi away
52/100CR ScoreRanked #15 because of its Google rating and review volume: 4.3★ from 36 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Charlton, 25 mi away
52/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Fitchburg, 25 mi away
51/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Acton, 22 mi away
51/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 37 Google reviews, listed on Google as “General contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ashburnham, 7 mi away
51/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.4★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Ashburnham, 12 mi away
51/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.6★ from 27 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in West Boylston, 18 mi away
51/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Construction company”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Ashburnham, 4 mi away
51/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 17 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Swanzey, 25 mi away
51/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marlborough, 25 mi away
50/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 28 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Athol, 14 mi away
50/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 27 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 41 septic service companies
#1 to #25 are shown in full above. Here are #26 to #41, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | David O'Neil Construction | 49 | 5.0★ (15) | 25 mi |
| 27 | Mr. Rooter Plumbing of Worcester | 49 | 4.6★ (34) | 24 mi |
| 28 | Hartwell Site Solutions | 49 | 5.0★ (27) | 13 mi |
| 29 | Hawley Equipment | 49 | 5.0★ (13) | 15 mi |
| 30 | S C Mullins Excavation | 48 | 5.0★ (7) | 21 mi |
| 31 | Hendriks Plumbing | 48 | 5.0★ (110) | 23 mi |
| 32 | F A Moschetti & Sons Inc | 47 | 4.6★ (17) | 6 mi |
| 33 | All In One Drain Cleaning | 47 | 3.6★ (16) | 23 mi |
| 34 | Barrows Paving and Excavating | 46 | 4.3★ (14) | 15 mi |
| 35 | David L. Sevigny Inc | 46 | 5.0★ (6) | 8 mi |
| 36 | William N. Lamarre Concrete Products, Inc. | 46 | 4.9★ (23) | 17 mi |
| 37 | D'Boss & Son Builders, Inc. | 45 | 4.3★ (6) | 15 mi |
| 38 | Blue Owl Plumbing | 45 | 5.0★ (3) | 20 mi |
| 39 | Despres Landscape & Excavation | 44 | 5.0★ (7) | 15 mi |
| 40 | O.G. Croteau Plumbing & Heating | 44 | 3.4★ (71) | 11 mi |
| 41 | Tbc Excavating Inc | 43 | 5.0★ (4) | 25 mi |
Also serving Gardner
15 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 |
|---|---|---|
| A&M Construction Services | 9 mi | |
| Barrows Septic Service and Construction | 15 mi | |
| Barrows Septic Services | 20 mi | |
| BBC Excavating | 12 mi | |
| David Favreau Construction & Septic Services | 5.0★ (2) | 18 mi |
| Deline Engineering | In Gardner | |
| Digz Excavating & Construction | 5.0★ (1) | 16 mi |
| Efficiency Pro Paving, Excavation, Water, Sewer, and Landscaping | 15 mi | |
| Groundscapes Inc. | 5.0★ (2) | 25 mi |
| High Country Civil Engineering, LLC | 5.0★ (1) | 8 mi |
| Lawrence Septic & Sewer Services | 12 mi | |
| NE Excavating | 10 mi | |
| PJD Septic Services | 5.0★ (1) | 23 mi |
| R.E Barrows Septic Service & Construction | 5.0★ (1) | 23 mi |
| Rotti Construction Co | 5.0★ (1) | 18 mi |
How we ranked Gardner septic service companies
We scored 41 Gardner 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 Gardner 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 Gardner: frequently asked questions
Who is the best septic service company in Gardner?
By CR Score, the highest-ranked septic service company in Gardner, MA is Rotti and Son LLC, Septic, Title 5 Inspection, & Excavating with a CR Score of 58/100. It has 5.0★ from 26 Google reviews. It is open Saturdays until 12 PM. Wind River Environmental (#2) and Watatic Septic Tank Service (#3) follow. We ranked 41 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Gardner?
ContractorsRanked ranks 41 septic service companies serving Gardner, MA. 1 of them is based in Gardner; the rest serve it from nearby towns. Another 15 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Gardner are open 24/7?
10 ranked septic service companies in Gardner post 24/7 hours. The highest-ranked are Wind River Environmental (#2), Dumont Septic Pumping (#5) and The Chase/Harris Septic Corp. (#6). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Gardner work on weekends?
19 of 41 ranked septic service companies post Saturday hours and 11 post Sunday hours. The highest-ranked open Saturdays are Rotti and Son LLC, Septic, Title 5 Inspection, & Excavating (#1), Wind River Environmental (#2) and Stones' Septic Service (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Gardner septic service companies have?
The median Google rating among 41 rated septic service companies in Gardner is 4.9★, with a median of 26 reviews. Wind River Environmental has the most, 854 reviews, and ranks #2. 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 Gardner count in this ranking?
Yes, if they are within 25 mi of the Gardner 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 Gardner
- November 2026: CR Scores recalculated for 41 septic service companies serving Gardner.
More septic service companies and Gardner pages
Septic service companies near Gardner
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