59/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.6★ from 38 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Excavating Contractors in Derby, CT (2026)
240 excavating contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Derby: CourSell Construction, CR Score 59/100; 4.6★ from 38 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Roto-Rooter Plumbing & Water Cleanup, posts 24/7 hours; ranked #2 of 240.
- 16
Most-reviewed: Sippin Energy Products, 2,594 Google reviews at 4.9★, the most of 240 ranked; ranked #16.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
240 Derby excavating contractors are ranked here by CR Score, from ten published factors. 53 are open 24/7, 152 open Saturdays and 85 open Sundays, based on posted hours. The median Google rating is 5.0★ across 240 rated businesses.
Top 10 excavating contractors in Derby at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | CourSell Construction | 59 | 4.6★ (38) | Milford, 7 mi away | 24/7 | Overall |
| 2 | Roto-Rooter Plumbing & Water Cleanup | 59 | 4.9★ (421) | Ansonia, 2 mi away | 24/7 | Emergencies |
| 3 | Robert Mastroni Excavating, LLC | 58 | 4.9★ (27) | Bethel, 9 mi away | 24/7 | — |
| 4 | Southbury Land Services LLC | 58 | 5.0★ (25) | Southbury, 11 mi away | 24/7 | — |
| 5 | Roto-Rooter Plumbing & Water Cleanup | 58 | 4.8★ (1,306) | Stratford, 11 mi away | 24/7 | — |
| 6 | Roto-Rooter Plumbing & Water Cleanup | 57 | 4.7★ (1,345) | New Haven, 9 mi away | 24/7 | — |
| 7 | Prestige Property Maintenance LLC | 57 | 5.0★ (22) | Branford, 2 mi away | Sat | — |
| 8 | Strollo's Excavation | 56 | 5.0★ (16) | Cheshire, 16 mi away | 24/7 | — |
| 9 | Booths Excavating and Outdoor Services LLC | 56 | 4.6★ (18) | Middlebury, 15 mi away | 24/7 | — |
| 10 | Kelly's Pump Service LLC | 55 | 5.0★ (130) | Stratford, 8 mi away | 24/7 | — |
The 240 best excavating contractors in Derby, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Ansonia, 2 mi away
59/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 421 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bethel, 9 mi away
58/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Southbury, 11 mi away
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Stratford, 11 mi away
58/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 1,306 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Haven, 9 mi away
57/100CR ScoreRanked #6 because of its Google rating and review volume: 4.7★ from 1,345 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Branford, 2 mi away
57/100CR ScoreRanked #7 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 Cheshire, 16 mi away
56/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middlebury, 15 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.6★ from 18 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Stratford, 8 mi away
55/100CR ScoreRanked #10 because of its Google rating and review volume: 5.0★ from 130 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cheshire Village, 8 mi away
55/100CR ScoreRanked #11 because of its Google rating and review volume: 5.0★ from 128 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#12 DC Excavation
Based in Danbury, 21 mi away
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Easton, 10 mi away
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Derby
55/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Waterbury, 16 mi away
55/100CR ScoreRanked #15 because of its Google rating and review volume: 4.8★ from 662 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bethel, 9 mi away
55/100CR ScoreRanked #16 because of its Google rating and review volume: 4.9★ from 2,594 Google reviews, the most in Derby.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Easton, 2 mi away
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamden, 11 mi away
55/100CR ScoreRanked #18 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 Easton, 11 mi away
54/100CR ScoreRanked #19 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.
Based in Danbury, 19 mi away
54/100CR ScoreRanked #20 because of its Google rating and review volume: 4.8★ from 731 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bridgeport, 10 mi away
54/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ 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 Ansonia, 2 mi away
54/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.3★ from 8 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Orange, 4 mi away
54/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Derby
54/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Derby
54/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Excavating contractors ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 240 ranked excavating contractors here; the rest are on their profiles.
Also serving Derby
20 more excavating contractors 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 |
|---|---|---|
| Core Site Services is a certified minority-owned civil construction company. | 3.0★ (2) | 10 mi |
| CT Lawn & Landscape, Inc. | 3.0★ (2) | 17 mi |
| Dayton Construction Co Inc | 4.0★ (2) | 18 mi |
| Deitz Inc | 4.5★ (2) | 11 mi |
| DJM Excavation and Pools, LLC | 5.0★ (2) | 17 mi |
| Excel | 3.0★ (2) | 15 mi |
| Fairfield County Outdoors | 5.0★ (2) | 12 mi |
| Gleacher Excavation Services | 5.0★ (2) | 14 mi |
| James Shortt Excavating LLC | 5.0★ (2) | 12 mi |
| Macs Construction llc | In Derby | |
| Marklyn Site Contractors Inc | 1.0★ (2) | 15 mi |
| Nagy Brothers Construction Co | 5.0★ (2) | 9 mi |
| NJM Landscaping & Excavation, LLC | 5.0★ (2) | 12 mi |
| Northeast Excavating Inc | 5.0★ (2) | 12 mi |
| Oly Mattera Construction | 5.0★ (2) | 15 mi |
| R & M Custom Contractors | 5.0★ (2) | 11 mi |
| Spinelli Scenery Solutions LLC | 5.0★ (2) | In Derby |
| Talarico Septic & Excavating LLC | 5.0★ (2) | 13 mi |
| Upton Landscape & Construction | In Derby | |
| Weed Jim Land Clearing Services | 5.0★ (2) | 6 mi |
How we ranked Derby excavating contractors
We scored 240 Derby excavating contractors 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 Derby 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 |
Excavating contractors in Derby: frequently asked questions
Who is the best excavating contractor in Derby?
By CR Score, the highest-ranked excavating contractor in Derby, CT is CourSell Construction with a CR Score of 59/100. It has 4.6★ from 38 Google reviews. It is open 24/7. Roto-Rooter Plumbing & Water Cleanup (#2) and Robert Mastroni Excavating, LLC (#3) follow. We ranked 240 excavating contractors on ten factors, last updated November 2, 2026.
How many excavating contractors are there in Derby?
ContractorsRanked ranks 240 excavating contractors serving Derby, CT. 3 of them are based in Derby; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which excavating contractors in Derby are open 24/7?
53 ranked excavating contractors in Derby post 24/7 hours. The highest-ranked are CourSell Construction (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Robert Mastroni Excavating, LLC (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which excavating contractors in Derby work on weekends?
152 of 240 ranked excavating contractors post Saturday hours and 85 post Sunday hours. The highest-ranked open Saturdays are CourSell Construction (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Robert Mastroni Excavating, LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Derby excavating contractors have?
The median Google rating among 240 rated excavating contractors in Derby is 5.0★, with a median of 10 reviews. Sippin Energy Products has the most, 2,594 reviews, and ranks #16. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank excavating contractors?
Each excavating contractor 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 excavating contractors outside Derby count in this ranking?
Yes, if they are within 25 mi of the Derby city center, our service radius for excavating contractors. 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 excavating contractors 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 Derby
- November 2026: CR Scores recalculated for 240 excavating contractors serving Derby.
- November 2026: 5 duplicate listings merged.
More excavating contractors and Derby pages
Excavating contractors near Derby
- Excavating contractors in Shelton, CT239 ranked
- Excavating contractors in Ansonia, CT252 ranked
- Excavating contractors in Orange, CT237 ranked
- Excavating contractors in Seymour, CT277 ranked
- Excavating contractors in City of Milford (balance), CT219 ranked
- Excavating contractors in Milford, CT214 ranked
- Excavating contractors in Trumbull, CT215 ranked
- Excavating contractors in Oxford, CT279 ranked
- Excavating contractors in West Haven, CT207 ranked
- Excavating contractors in New Haven, CT213 ranked
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- All contractors in Derby