57/100CR Score
Ranked #1 because of its Google rating and review volume: 4.7★ from 393 Google reviews, the most in Sonoma.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Excavating Contractors in Sonoma, CA (2026)
48 excavating contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Sonoma: Roto-Rooter Plumbing & Water Cleanup, CR Score 57/100; 4.7★ from 393 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Foundation Repair of CA, posts 24/7 hours; ranked #2 of 48.
- 6
Most-reviewed: Roto-Rooter Plumbing & Water Cleanup, 238 Google reviews at 4.4★, the most of 48 ranked after Roto-Rooter Plumbing & Water Cleanup; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
48 Sonoma excavating contractors are ranked here by CR Score, from ten published factors. 9 are open 24/7, 28 open Saturdays and 16 open Sundays, based on posted hours. The median Google rating is 5.0★ across 48 rated businesses.
Top 10 excavating contractors in Sonoma at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter Plumbing & Water Cleanup | 57 | 4.7★ (393) | Cotati, 15 mi away | 24/7 | Overall |
| 2 | Foundation Repair of CA | 56 | 5.0★ (6) | Livermore, 9 mi away | 24/7 | Emergencies |
| 3 | JR Excavating & Sons Inc | 55 | 5.0★ (16) | Sonoma | — | — |
| 4 | Adobe Construction Company | 53 | 5.0★ (7) | Petaluma, 21 mi away | 24/7 | — |
| 5 | E K Excavating, Inc. | 52 | 5.0★ (3) | Sonoma | — | — |
| 6 | Roto-Rooter Plumbing & Water Cleanup | 52 | 4.4★ (238) | Fairfield, 24 mi away | 24/7 | Most reviews |
| 7 | Roto-Rooter Plumbing & Water Cleanup | 51 | 5.0★ (38) | Santa Rosa, 19 mi away | 24/7 | — |
| 8 | All Valley Paving | 51 | 5.0★ (10) | Vacaville, 25 mi away | Sat · Sun · Evenings | — |
| 9 | Manzoni Trucking & Excavating | 51 | 4.7★ (7) | Sonoma | — | — |
| 10 | Badger Infrastructure Solutions - Benicia, CA | 51 | 4.2★ (5) | Benicia, 24 mi away | 24/7 | — |
The 48 best excavating contractors in Sonoma, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Livermore, 9 mi away
56/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sonoma
55/100CR ScoreRanked #3 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 Petaluma, 21 mi away
53/100CR ScoreRanked #4 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 Sonoma
52/100CR ScoreRanked #5 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 Fairfield, 24 mi away
52/100CR ScoreRanked #6 because of its Google rating and review volume: 4.4★ from 238 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Santa Rosa, 19 mi away
51/100CR ScoreRanked #7 because of its Google rating and review volume: 5.0★ from 38 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Vacaville, 25 mi away
51/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sonoma
51/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.7★ from 7 Google reviews, listed on Google as “Demolition contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Benicia, 24 mi away
51/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Petaluma, 9 mi away
51/100CR ScoreRanked #11 because of its Google rating and review volume: 5.0★ from 23 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#12 Petrucci & Sons
Based in Sebastopol, 19 mi away
51/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Rohnert Park, 11 mi away
49/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Paving contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Rafael, 23 mi away
48/100CR ScoreRanked #14 because of its Google rating and review volume: 4.9★ from 36 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#15 Demar Inc.
Based in Boyes Hot Springs, 24 mi away
48/100CR ScoreRanked #15 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 Santa Rosa, 16 mi away
48/100CR ScoreRanked #16 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.
Based in Vallejo, 20 mi away
48/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.7★ 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 Santa Rosa, 19 mi away
48/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Construction company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#19 NXT Gen Concrete
Based in Rohnert Park, 17 mi away
47/100CR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 22 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sebastopol, 19 mi away
47/100CR 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 Calistoga, 22 mi away
47/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Vallejo, 17 mi away
47/100CR ScoreRanked #22 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Santa Rosa, 16 mi away
47/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 SMI Demolition
Based in Novato, 14 mi away
47/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “Demolition contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sonoma
47/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.0★ from 11 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 48 excavating contractors
#1 to #25 are shown in full above. Here are #26 to #48, in CR Score order; each links to its profile.
Also serving Sonoma
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 |
|---|---|---|
| Bear Claw Demolition | 5.0★ (2) | 15 mi |
| D & M Construction | 5.0★ (2) | 11 mi |
| Deluxe Sonoma Roof Repair | 4.9★ (36) | In Sonoma |
| Denali Asphalt | 5.0★ (2) | 17 mi |
| Duckworth Backhoe Inc | 1.0★ (2) | 8 mi |
| E Ponce and Sons | 5.0★ (1) | 9 mi |
| E Ponce and Sons Ag services and earthmoving | 5.0★ (1) | 8 mi |
| EMH Construction Excavation | 5.0★ (2) | In Sonoma |
| Greener Excavations and Construction | 5.0★ (2) | 20 mi |
| Imx Inc | 5.0★ (2) | 21 mi |
| James David Backhoe Services | 5.0★ (2) | 25 mi |
| John Benward Co Inc | 4.0★ (3) | In Sonoma |
| Machado Brothers Inc | 5.0★ (2) | 13 mi |
| MFC Construction Inc | In Sonoma | |
| Moon Mountain Construction | 5.0★ (8) | In Sonoma |
| Quality Incorporated Sitework & Underground | 5.0★ (2) | 9 mi |
| Staggs Construction | 5.0★ (2) | 22 mi |
| Strand & Sons Excavating, Inc. | 3.0★ (1) | In Sonoma |
| Vic Chiapetta General Engineering | 5.0★ (2) | 10 mi |
| Wildcat Engineering | 5.0★ (1) | 10 mi |
How we ranked Sonoma excavating contractors
We scored 48 Sonoma 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 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 Sonoma 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 Sonoma: frequently asked questions
Who is the best excavating contractor in Sonoma?
By CR Score, the highest-ranked excavating contractor in Sonoma, CA is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 57/100. It has 4.7★ from 393 Google reviews. It is open 24/7. Foundation Repair of CA (#2) and JR Excavating & Sons Inc (#3) follow. We ranked 48 excavating contractors on ten factors, last updated November 3, 2026.
How many excavating contractors are there in Sonoma?
ContractorsRanked ranks 48 excavating contractors serving Sonoma, CA. 4 of them are based in Sonoma; 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 Sonoma are open 24/7?
9 ranked excavating contractors in Sonoma post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), Foundation Repair of CA (#2) and Adobe Construction Company (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which excavating contractors in Sonoma work on weekends?
28 of 48 ranked excavating contractors post Saturday hours and 16 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), Foundation Repair of CA (#2) and Adobe Construction Company (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Sonoma excavating contractors have?
The median Google rating among 48 rated excavating contractors in Sonoma is 5.0★, with a median of 10 reviews. Roto-Rooter Plumbing & Water Cleanup has the most, 393 reviews, and ranks #1. 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 Sonoma count in this ranking?
Yes, if they are within 25 mi of the Sonoma 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 Sonoma
- November 2026: CR Scores recalculated for 48 excavating contractors serving Sonoma.
- November 2026: 2 duplicate listings merged.
More excavating contractors and Sonoma pages
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