57/100CR Score
Ranked #1 because of its Google rating and review volume: 4.7★ from 393 Google reviews, the most in Windsor.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Excavating Contractors in Windsor, CA (2026)
27 excavating contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Windsor: Roto-Rooter Plumbing & Water Cleanup, CR Score 57/100; 4.7★ from 393 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Adobe Construction Company, posts 24/7 hours; ranked #3 of 27.
- 21
Most-reviewed: Ghilotti Construction Company, 45 Google reviews at 3.0★, the most of 27 ranked after Roto-Rooter Plumbing & Water Cleanup; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
27 Windsor excavating contractors are ranked here by CR Score, from ten published factors. 8 are open 24/7, 18 open Saturdays and 13 open Sundays, based on posted hours. The median Google rating is 5.0★ across 27 rated businesses.
Top 10 excavating contractors in Windsor 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 | C. Merz Excavating & Grading | 55 | 5.0★ (10) | Petaluma, 11 mi away | Sat · Sun · Evenings | — |
| 3 | Adobe Construction Company | 55 | 5.0★ (7) | Petaluma, 14 mi away | 24/7 | Emergencies |
| 4 | Roto-Rooter Plumbing & Water Cleanup | 55 | 5.0★ (38) | Santa Rosa, 7 mi away | 24/7 | — |
| 5 | All Terrane Excavating Inc | 55 | 5.0★ (3) | Larkfield-Wikiup, 11 mi away | 24/7 | — |
| 6 | Foundation Repair of CA | 54 | 5.0★ (6) | Livermore, 18 mi away | 24/7 | — |
| 7 | Demar Inc. | 54 | 5.0★ (5) | Boyes Hot Springs, 6 mi away | Sat | — |
| 8 | Petrucci & Sons | 53 | 5.0★ (9) | Sebastopol, 13 mi away | — | — |
| 9 | MP Excavating & Engineering | 53 | 4.5★ (8) | Petaluma, 18 mi away | Sat · Sun · Evenings | — |
| 10 | Howie Excavating & Grading | 51 | 5.0★ (11) | Santa Rosa, 8 mi away | Sat · Evenings | — |
The 27 best excavating contractors in Windsor, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Petaluma, 11 mi away
55/100CR ScoreRanked #2 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 Petaluma, 14 mi away
55/100CR ScoreRanked #3 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 Santa Rosa, 7 mi away
55/100CR ScoreRanked #4 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 Larkfield-Wikiup, 11 mi away
55/100CR 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 Livermore, 18 mi away
54/100CR ScoreRanked #6 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.
#7 Demar Inc.
Based in Boyes Hot Springs, 6 mi away
54/100CR ScoreRanked #7 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 Sebastopol, 13 mi away
53/100CR ScoreRanked #8 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 Petaluma, 18 mi away
53/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Santa Rosa, 8 mi away
51/100CR ScoreRanked #10 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.
Based in Santa Rosa, 10 mi away
51/100CR 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.
Based in Calistoga, 11 mi away
51/100CR ScoreRanked #12 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.
#13 Sonoma Landworks
Based in Santa Rosa, 10 mi away
50/100CR ScoreRanked #13 because of its Google rating and review volume: 5.0★ from 27 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Santa Rosa, 11 mi away
49/100CR ScoreRanked #14 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 Petaluma, 18 mi away
49/100CR ScoreRanked #15 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.
Based in Sebastopol, 14 mi away
49/100CR ScoreRanked #16 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 Santa Rosa, 10 mi away
49/100CR ScoreRanked #17 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.
Based in Sebastopol, 9 mi away
49/100CR ScoreRanked #18 because of its Google rating and availability: 5.0★ from 3 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Larkfield-Wikiup, 16 mi away
49/100CR ScoreRanked #19 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rohnert Park, 16 mi away
48/100CR ScoreRanked #20 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 Santa Rosa, 12 mi away
48/100CR ScoreRanked #21 because of its Google rating and review volume: 3.0★ from 45 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#22 NXT Gen Concrete
Based in Rohnert Park, 16 mi away
48/100CR ScoreRanked #22 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 Petaluma, 11 mi away
47/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Demolition contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Larkfield-Wikiup, 6 mi away
47/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.7★ from 11 Google reviews, listed on Google as “Landscaper”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sebastopol, 14 mi away
47/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 27 excavating contractors
#1 to #25 are shown in full above. Here are #26 to #27, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Dias & Sons Drainage | 45 | 5.0★ (3) | 10 mi |
| 27 | C&C Contracting | 44 | 5.0★ (5) | 18 mi |
Also serving Windsor
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 |
|---|---|---|
| Apex Heating & Air | 5.0★ (13) | In Windsor |
| Badger Construction | In Windsor | |
| D & M Construction | 5.0★ (2) | 20 mi |
| Denali Asphalt | 5.0★ (2) | 10 mi |
| DW Excavation, LLC | 5.0★ (1) | In Windsor |
| Geer Family Construction | In Windsor | |
| HMD Hardscapes | In Windsor | |
| Hogue Excavation | 5.0★ (2) | 8 mi |
| Imx Inc | 5.0★ (2) | 5 mi |
| James David Backhoe Services | 5.0★ (2) | 8 mi |
| KMX ProContractors LLC | In Windsor | |
| LR concrete Construction | 5.0★ (1) | In Windsor |
| LR Concrete Construction | 5.0★ (1) | In Windsor |
| Machado Brothers Inc | 5.0★ (2) | 24 mi |
| Nor cal excavating & trucking | In Windsor | |
| OAK 3 PAINTING | 5.0★ (3) | In Windsor |
| PolyLinx Construction Toy | In Windsor | |
| Staggs Construction | 5.0★ (2) | 10 mi |
| Vic Chiapetta General Engineering | 5.0★ (2) | 19 mi |
| Water Damage Pro of Windsor | In Windsor |
How we ranked Windsor excavating contractors
We scored 27 Windsor 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 Windsor 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 Windsor: frequently asked questions
Who is the best excavating contractor in Windsor?
By CR Score, the highest-ranked excavating contractor in Windsor, 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. C. Merz Excavating & Grading (#2) and Adobe Construction Company (#3) follow. We ranked 27 excavating contractors on ten factors, last updated November 3, 2026.
How many excavating contractors are there in Windsor?
ContractorsRanked ranks 27 excavating contractors serving Windsor, CA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which excavating contractors in Windsor are open 24/7?
8 ranked excavating contractors in Windsor post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), Adobe Construction Company (#3) and Roto-Rooter Plumbing & Water Cleanup (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which excavating contractors in Windsor work on weekends?
18 of 27 ranked excavating contractors post Saturday hours and 13 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), C. Merz Excavating & Grading (#2) and Adobe Construction Company (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Windsor excavating contractors have?
The median Google rating among 27 rated excavating contractors in Windsor is 5.0★, with a median of 7 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 Windsor count in this ranking?
Yes, if they are within 25 mi of the Windsor 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 Windsor
- November 2026: CR Scores recalculated for 27 excavating contractors serving Windsor.
- November 2026: 4 duplicate listings merged.
More excavating contractors and Windsor pages
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