60/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 144 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Excavating Contractors in San Ramon, CA (2026)
86 excavating contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in San Ramon: Diaz Hauling, Inc., CR Score 60/100; 5.0★ from 144 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Roto-Rooter Plumbing & Water Cleanup, posts 24/7 hours; ranked #2 of 86.
- 3
Most-reviewed: Roto-Rooter Plumbing & Water Cleanup, 2,560 Google reviews at 4.8★, the most of 86 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
86 San Ramon excavating contractors are ranked here by CR Score, from ten published factors. 15 are open 24/7, 50 open Saturdays and 31 open Sundays, based on posted hours. The median Google rating is 4.8★ across 86 rated businesses.
Top 10 excavating contractors in San Ramon at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Diaz Hauling, Inc. | 60 | 5.0★ (144) | Hayward, 11 mi away | Sat · Sun · Evenings | Overall |
| 2 | Roto-Rooter Plumbing & Water Cleanup | 59 | 4.9★ (339) | San Ramon | 24/7 | Emergencies |
| 3 | Roto-Rooter Plumbing & Water Cleanup | 57 | 4.8★ (2,560) | Oakland, 16 mi away | 24/7 | Most reviews |
| 4 | Roto-Rooter Plumbing & Water Cleanup | 57 | 4.8★ (1,594) | Livermore, 15 mi away | 24/7 | — |
| 5 | Roto-Rooter Plumbing & Water Cleanup | 57 | 5.0★ (510) | Union City, 13 mi away | 24/7 | — |
| 6 | Roto-Rooter Plumbing & Water Cleanup | 54 | 4.8★ (1,239) | East Palo Alto, 23 mi away | 24/7 | — |
| 7 | Roto-Rooter Plumbing & Water Cleanup | 54 | 4.8★ (229) | Hayward, 13 mi away | 24/7 | — |
| 8 | Roto-Rooter Plumbing & Water Cleanup | 54 | 5.0★ (191) | Alameda, 16 mi away | 24/7 | — |
| 9 | Big Valley Pipelines | 54 | 5.0★ (12) | Oakland, 1 mi away | — | — |
| 10 | Roto-Rooter Plumbing & Water Cleanup | 54 | 4.9★ (222) | Fremont, 16 mi away | 24/7 | — |
The 86 best excavating contractors in San Ramon, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in San Ramon
59/100CR ScoreRanked #2 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.
Based in Oakland, 16 mi away
57/100CR ScoreRanked #3 because of its Google rating and review volume: 4.8★ from 2,560 Google reviews, the most in San Ramon.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Livermore, 15 mi away
57/100CR ScoreRanked #4 because of its Google rating and review volume: 4.8★ from 1,594 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Union City, 13 mi away
57/100CR ScoreRanked #5 because of its Google rating and review volume: 5.0★ from 510 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Palo Alto, 23 mi away
54/100CR ScoreRanked #6 because of its Google rating and review volume: 4.8★ from 1,239 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hayward, 13 mi away
54/100CR ScoreRanked #7 because of its Google rating and review volume: 4.8★ from 229 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alameda, 16 mi away
54/100CR ScoreRanked #8 because of its Google rating and review volume: 5.0★ from 191 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oakland, 1 mi away
54/100CR ScoreRanked #9 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 Fremont, 16 mi away
54/100CR ScoreRanked #10 because of its Google rating and review volume: 4.9★ from 222 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Mateo, 23 mi away
54/100CR ScoreRanked #11 because of its Google rating and review volume: 4.8★ from 947 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#12 AIMS Companies
Based in San Leandro, 12 mi away
54/100CR ScoreRanked #12 because of its Google rating and trade focus: 2.8★ from 4 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brentwood, 19 mi away
54/100CR ScoreRanked #13 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 Danville, 3 mi away
54/100CR ScoreRanked #14 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.
#15 G&J Hauling
Based in Concord, 13 mi away
53/100CR 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 San Ramon
53/100CR 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 Danville, 4 mi away
52/100CR ScoreRanked #17 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 Benicia, 22 mi away
52/100CR ScoreRanked #18 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 Richmond, 24 mi away
52/100CR ScoreRanked #19 because of its Google rating and review volume: 4.8★ from 313 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Martinez, 17 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Lafayette, 9 mi away
51/100CR ScoreRanked #21 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hayward, 13 mi away
51/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.6★ from 21 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#23 wl demo corp
Based in Oakland, 14 mi away
51/100CR ScoreRanked #23 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 Concord, 17 mi away
50/100CR ScoreRanked #24 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 Antioch, 17 mi away
50/100CR ScoreRanked #25 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.
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 86 ranked excavating contractors here; the rest are on their profiles.
Also serving San Ramon
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 |
|---|---|---|
| Advanced Home Living | In San Ramon | |
| B&B Excavation & Drilling | 5.0★ (2) | 11 mi |
| Bay Area HVAC Service | 5.0★ (5) | In San Ramon |
| Bay Area Hydrovac | 1.0★ (2) | 12 mi |
| Black Hawk Construction & Landscape | 5.0★ (2) | 6 mi |
| Blueprint Construction Services | In San Ramon | |
| BoldFrame Paintworks | 5.0★ (1) | In San Ramon |
| David Langon Construction, Inc. | 5.0★ (1) | In San Ramon |
| Diablo General Engineering | 5.0★ (2) | 12 mi |
| Dream Designs Development | 5.0★ (29) | In San Ramon |
| Extra Mile Excavating | 3.0★ (2) | 10 mi |
| Fanfa Inc | 5.0★ (2) | 12 mi |
| Just Add Water | In San Ramon | |
| Maricela Barron, SOLD BY THE BARRON'S | 5.0★ (6) | In San Ramon |
| Poppy Garage Door Repair Expert of San Ramon | 5.0★ (1) | In San Ramon |
| Production Excavating | 5.0★ (2) | 3 mi |
| Ramon Roof repair & roofing company | In San Ramon | |
| San Ramon Bathroom Remodel and Design | 5.0★ (4) | In San Ramon |
| San Ramon Furnace & AC Installation | In San Ramon | |
| San Ramon Roofing Contractor & Roof Repair | In San Ramon |
How we ranked San Ramon excavating contractors
We scored 86 San Ramon 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 San Ramon 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 San Ramon: frequently asked questions
Who is the best excavating contractor in San Ramon?
By CR Score, the highest-ranked excavating contractor in San Ramon, CA is Diaz Hauling, Inc. with a CR Score of 60/100. It has 5.0★ from 144 Google reviews. It is open 7 days a week. Roto-Rooter Plumbing & Water Cleanup (#2) and Roto-Rooter Plumbing & Water Cleanup (#3) follow. We ranked 86 excavating contractors on ten factors, last updated November 3, 2026.
How many excavating contractors are there in San Ramon?
ContractorsRanked ranks 86 excavating contractors serving San Ramon, CA. 2 of them are based in San Ramon; 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 San Ramon are open 24/7?
15 ranked excavating contractors in San Ramon post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#2), Roto-Rooter Plumbing & Water Cleanup (#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 San Ramon work on weekends?
50 of 86 ranked excavating contractors post Saturday hours and 31 post Sunday hours. The highest-ranked open Saturdays are Diaz Hauling, Inc. (#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 San Ramon excavating contractors have?
The median Google rating among 86 rated excavating contractors in San Ramon is 4.8★, with a median of 10 reviews. Roto-Rooter Plumbing & Water Cleanup has the most, 2,560 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 San Ramon count in this ranking?
Yes, if they are within 25 mi of the San Ramon 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 San Ramon
- November 2026: CR Scores recalculated for 86 excavating contractors serving San Ramon.
- November 2026: 1 duplicate listing merged.
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