58/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 1,175 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Excavating Contractors in Discovery Bay, CA (2026)
38 excavating contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Discovery Bay: Roto-Rooter Plumbing & Water Cleanup, CR Score 58/100; 4.9★ from 1,175 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Roto-Rooter Plumbing & Water Cleanup, posts 24/7 hours; ranked #2 of 38.
- 3
Most-reviewed: Roto-Rooter Plumbing & Water Cleanup, 1,594 Google reviews at 4.8★, the most of 38 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
38 Discovery Bay excavating contractors are ranked here by CR Score, from ten published factors. 6 are open 24/7, 18 open Saturdays and 11 open Sundays, based on posted hours. The median Google rating is 4.7★ across 38 rated businesses.
Top 10 excavating contractors in Discovery Bay at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter Plumbing & Water Cleanup | 58 | 4.9★ (1,175) | Tracy, 15 mi away | 24/7 | Overall |
| 2 | Roto-Rooter Plumbing & Water Cleanup | 58 | 4.9★ (293) | Brentwood, 6 mi away | 24/7 | Emergencies |
| 3 | Roto-Rooter Plumbing & Water Cleanup | 57 | 4.8★ (1,594) | Livermore, 16 mi away | 24/7 | Most reviews |
| 4 | Roto-Rooter Plumbing & Water Cleanup | 54 | 4.9★ (339) | San Ramon, 22 mi away | 24/7 | — |
| 5 | Dirt Movers | 54 | 4.4★ (15) | Stockton, 16 mi away | Sat · Sun · Evenings | — |
| 6 | Diablo Excavation & Construction inc | 53 | 5.0★ (3) | Discovery Bay | — | — |
| 7 | Hudson Excavation Inc | 52 | 4.6★ (9) | Brentwood, 5 mi away | — | — |
| 8 | Central Valley Septic Backhoe | 52 | 5.0★ (7) | Lodi, 21 mi away | Sat · Sun · Evenings | — |
| 9 | J&B Hauling and Clean Up | 51 | 4.9★ (59) | Antioch, 12 mi away | Sat · Sun · Evenings | — |
| 10 | G&J Hauling | 51 | 5.0★ (5) | Concord, 22 mi away | 24/7 | — |
The 38 best excavating contractors in Discovery Bay, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Brentwood, 6 mi away
58/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 293 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Livermore, 16 mi away
57/100CR ScoreRanked #3 because of its Google rating and review volume: 4.8★ from 1,594 Google reviews, the most in Discovery Bay.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Ramon, 22 mi away
54/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 339 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#5 Dirt Movers
Based in Stockton, 16 mi away
54/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.4★ from 15 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Discovery Bay
53/100CR ScoreRanked #6 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 Brentwood, 5 mi away
52/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lodi, 21 mi away
52/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Antioch, 12 mi away
51/100CR ScoreRanked #9 because of its Google rating and review volume: 4.9★ from 59 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#10 G&J Hauling
Based in Concord, 22 mi away
51/100CR ScoreRanked #10 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 Tracy, 12 mi away
50/100CR ScoreRanked #11 because of its Google rating and trade focus: 2.3★ from 3 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#12 Moreno Trenching
Based in Rio Vista, 19 mi away
50/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.3★ from 7 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Livermore, 15 mi away
50/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Manteca, 3 mi away
50/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Landscaper”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rio Vista, 19 mi away
50/100CR ScoreRanked #15 because of its Google rating and trade focus: 3.8★ from 5 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Oakland, 21 mi away
49/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Stockton, 24 mi away
49/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.2★ 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 Country Club, 19 mi away
49/100CR ScoreRanked #18 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 Livermore, 16 mi away
49/100CR ScoreRanked #19 because of its Google rating and trade focus: 3.4★ from 10 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Danville, 22 mi away
49/100CR ScoreRanked #20 because of its Google rating and trade focus: 3.3★ 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 Clayton, 18 mi away
48/100CR ScoreRanked #21 because of its Google rating and trade focus: 1.0★ from 3 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Concord, 25 mi away
48/100CR ScoreRanked #22 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 Danville, 23 mi away
48/100CR ScoreRanked #23 because of its Google rating and availability: 4.8★ from 16 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 24 mi away
48/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.6★ from 8 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 20 mi away
47/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.3★ from 12 Google reviews, listed on Google as “Demolition contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 38 excavating contractors
#1 to #25 are shown in full above. Here are #26 to #38, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | West Coast Backhoe, Inc. | 47 | 4.0★ (5) | 23 mi |
| 27 | Concord Asphalt Co | 47 | 5.0★ (14) | 22 mi |
| 28 | Serious Leisure Pools by Griese Excavation | 46 | 3.9★ (14) | 21 mi |
| 29 | Foundation Repair of CA | 46 | 4.4★ (208) | 18 mi |
| 30 | Drill Tech Drilling & Shoring, Inc. | 46 | 4.4★ (42) | 12 mi |
| 31 | Walnut Creek Asphalt Co | 46 | 5.0★ (10) | 24 mi |
| 32 | The Lopez Companies | 45 | 5.0★ (6) | 9 mi |
| 33 | Advantage Paving & Grading | 45 | 3.7★ (3) | 20 mi |
| 34 | Full Steam Ahead Construction & Plumbing | 45 | 4.8★ (34) | 20 mi |
| 35 | Evans Brothers Inc | 44 | 4.3★ (16) | 15 mi |
| 36 | Christianson Tree Experts | 43 | 4.4★ (16) | 22 mi |
| 37 | Summit Paving Contractors Inc | 42 | 5.0★ (3) | 21 mi |
| 38 | Fernandez & Sons Landscaping | 42 | 4.7★ (3) | 24 mi |
Also serving Discovery Bay
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 |
|---|---|---|
| Anaba Construction Inc | 5.0★ (2) | 21 mi |
| Beto Limon's Grading | 5.0★ (2) | 22 mi |
| Black Hawk Construction & Landscape | 5.0★ (2) | 17 mi |
| Central Pacific Services | 5.0★ (1) | 19 mi |
| DD Build Construction | 5.0★ (1) | In Discovery Bay |
| Diablo General Engineering | 5.0★ (2) | 25 mi |
| Dino & Son Ditching Services | 5.0★ (2) | 10 mi |
| Edgars Bobcat Service | 5.0★ (1) | 18 mi |
| Flores Excavation and Demolition, Inc | 5.0★ (2) | 17 mi |
| Four M's Construction & Backhoe Inc | 5.0★ (1) | 16 mi |
| G&L Brock Construction | 5.0★ (1) | 20 mi |
| Ken Joseph's Backhoe Grading | 5.0★ (2) | 10 mi |
| KTF Construction Services, LLC | 5.0★ (6) | In Discovery Bay |
| Magna Construction Inc. | 5.0★ (4) | In Discovery Bay |
| Production Excavating | 5.0★ (2) | 22 mi |
| Scharmer Co Inc | 5.0★ (1) | 16 mi |
| terraform underground | In Discovery Bay | |
| Thorpe Jim Oil Inc | 5.0★ (2) | 25 mi |
| V2 Grading and Paving inc | 5.0★ (2) | 20 mi |
| Williams Grading | 5.0★ (2) | 1 mi |
How we ranked Discovery Bay excavating contractors
We scored 38 Discovery Bay 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 Discovery Bay 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 Discovery Bay: frequently asked questions
Who is the best excavating contractor in Discovery Bay?
By CR Score, the highest-ranked excavating contractor in Discovery Bay, CA is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 58/100. It has 4.9★ from 1,175 Google reviews. It is open 24/7. Roto-Rooter Plumbing & Water Cleanup (#2) and Roto-Rooter Plumbing & Water Cleanup (#3) follow. We ranked 38 excavating contractors on ten factors, last updated November 2, 2026.
How many excavating contractors are there in Discovery Bay?
ContractorsRanked ranks 38 excavating contractors serving Discovery Bay, CA. 1 of them is based in Discovery Bay; 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 Discovery Bay are open 24/7?
6 ranked excavating contractors in Discovery Bay post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which excavating contractors in Discovery Bay work on weekends?
18 of 38 ranked excavating contractors post Saturday hours and 11 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Discovery Bay excavating contractors have?
The median Google rating among 38 rated excavating contractors in Discovery Bay is 4.7★, with a median of 9 reviews. Roto-Rooter Plumbing & Water Cleanup has the most, 1,594 reviews, and ranks #3. 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 Discovery Bay count in this ranking?
Yes, if they are within 25 mi of the Discovery Bay 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 Discovery Bay
- November 2026: CR Scores recalculated for 38 excavating contractors serving Discovery Bay.
More excavating contractors and Discovery Bay pages
Excavating contractors near Discovery Bay
- Excavating contractors in Brentwood, CA41 ranked
- Excavating contractors in Oakley, CA42 ranked
- Excavating contractors in Antioch, CA44 ranked
- Excavating contractors in Tracy, CA20 ranked
- Excavating contractors in Stockton, CA19 ranked
- Excavating contractors in Pittsburg, CA52 ranked
- Excavating contractors in Livermore, CA56 ranked
- Excavating contractors in Clayton, CA71 ranked
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- Excavating contractors in Garden Acres, CA17 ranked
Other trades in Discovery Bay
- Roofers in Discovery Bay544 ranked
- Plumbers in Discovery Bay324 ranked
- Electricians in Discovery Bay231 ranked
- HVAC contractors in Discovery Bay310 ranked
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- Painters in Discovery Bay41 ranked
- Landscapers in Discovery Bay63 ranked
- Handymen in Discovery Bay32 ranked
- Kitchen remodelers in Discovery Bay201 ranked
- Bathroom remodelers in Discovery Bay195 ranked
- Flooring contractors in Discovery Bay156 ranked
- Tile installers in Discovery Bay20 ranked
- Drywall contractors in Discovery Bay7 ranked
- Concrete contractors in Discovery Bay151 ranked
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- Deck builders in Discovery Bay66 ranked
- Siding contractors in Discovery Bay70 ranked
- Window installers in Discovery Bay250 ranked
- Gutter installers in Discovery Bay122 ranked
- Insulation contractors in Discovery Bay38 ranked
- Solar installers in Discovery Bay276 ranked
- Garage door repair companies in Discovery Bay106 ranked
- Foundation repair companies in Discovery Bay74 ranked
- Tree services in Discovery Bay134 ranked
- Masonry contractors in Discovery Bay65 ranked
- Water damage restoration companies in Discovery Bay240 ranked
- Home builders in Discovery Bay340 ranked
- Demolition contractors in Discovery Bay29 ranked
- Window cleaners in Discovery Bay20 ranked
- Pressure washing companies in Discovery Bay31 ranked
- Pest control companies in Discovery Bay146 ranked
- Paving contractors in Discovery Bay76 ranked
- Auto glass repair shops in Discovery Bay130 ranked
- Septic service companies in Discovery Bay19 ranked
- Pool builders in Discovery Bay197 ranked
- All contractors in Discovery Bay