58/100CR Score
Ranked #1 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.
Best Excavating Contractors in Half Moon Bay, CA (2026)
48 excavating contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Half Moon Bay: Roto-Rooter Plumbing & Water Cleanup, CR Score 58/100; 4.8★ from 947 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Roto-Rooter Plumbing & Water Cleanup, posts 24/7 hours; ranked #3 of 48.
- 3
Most-reviewed: Roto-Rooter Plumbing & Water Cleanup, 1,239 Google reviews at 4.8★, the most of 48 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
48 Half Moon Bay excavating contractors are ranked here by CR Score, from ten published factors. 8 are open 24/7, 32 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 5.0★ across 48 rated businesses.
Top 10 excavating contractors in Half Moon Bay at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter Plumbing & Water Cleanup | 58 | 4.8★ (947) | San Mateo, 10 mi away | 24/7 | Overall |
| 2 | Diaz Hauling, Inc. | 57 | 5.0★ (144) | Hayward, 23 mi away | Sat · Sun · Evenings | — |
| 3 | Roto-Rooter Plumbing & Water Cleanup | 57 | 4.8★ (1,239) | East Palo Alto, 16 mi away | 24/7 | Emergencies, Most reviews |
| 4 | Harris Excavation | 56 | 5.0★ (25) | South San Francisco, 13 mi away | Sat · Sun · Evenings | — |
| 5 | Roto-Rooter Plumbing & Water Cleanup | 55 | 5.0★ (510) | Union City, 23 mi away | 24/7 | — |
| 6 | Roto-Rooter Plumbing & Water Cleanup | 54 | 4.8★ (781) | Sunnyvale, 24 mi away | 24/7 | — |
| 7 | Dmp construction / Demoliton | 54 | 5.0★ (5) | San Bruno, 10 mi away | Sat · Sun · Evenings | — |
| 8 | DoBel Construction Inc. | 53 | 4.3★ (10) | San Carlos, 10 mi away | — | — |
| 9 | Roto-Rooter Plumbing & Water Cleanup | 53 | 4.8★ (229) | Hayward, 20 mi away | 24/7 | — |
| 10 | Rocha Construction & Earthworks, Inc. | 53 | 5.0★ (28) | San Jose, 15 mi away | Evenings | — |
The 48 best excavating contractors in Half Moon Bay, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Hayward, 23 mi away
57/100CR ScoreRanked #2 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.
Based in East Palo Alto, 16 mi away
57/100CR ScoreRanked #3 because of its Google rating and review volume: 4.8★ from 1,239 Google reviews, the most in Half Moon Bay.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South San Francisco, 13 mi away
56/100CR 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 Union City, 23 mi away
55/100CR 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 Sunnyvale, 24 mi away
54/100CR ScoreRanked #6 because of its Google rating and review volume: 4.8★ from 781 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Bruno, 10 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 San Carlos, 10 mi away
53/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.3★ from 10 Google reviews, listed on Google as “Excavating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Hayward, 20 mi away
53/100CR ScoreRanked #9 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 San Jose, 15 mi away
53/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alameda, 24 mi away
53/100CR ScoreRanked #11 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.
#12 VanGo Rooter
Based in South San Francisco, 13 mi away
52/100CR ScoreRanked #12 because of its Google rating and review volume: 4.8★ from 112 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 AIMS Companies
Based in San Leandro, 22 mi away
52/100CR ScoreRanked #13 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 San Mateo, 10 mi away
51/100CR ScoreRanked #14 because of its Google rating and review volume: 5.0★ from 143 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redwood City, 11 mi away
51/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.6★ from 5 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South San Francisco, 12 mi away
50/100CR ScoreRanked #16 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 Hayward, 20 mi away
50/100CR ScoreRanked #17 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.
Based in San Francisco, 18 mi away
50/100CR ScoreRanked #18 because of its Google rating and trade focus: 3.7★ 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 San Francisco, 18 mi away
49/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.6★ from 32 Google reviews, listed on Google as “General contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#20 Aldo Demolition
Based in Hillsborough, 4 mi away
49/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Demolition contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newark, 24 mi away
49/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “Paving contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#22 wl demo corp
Based in Oakland, 24 mi away
49/100CR ScoreRanked #22 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 Sunnyvale, 24 mi away
48/100CR ScoreRanked #23 because of its Google rating and availability: 4.5★ from 34 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gilroy, 17 mi away
48/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brushy Creek, 14 mi away
48/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 9 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 Half Moon 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 |
|---|---|---|
| Alternative HVAC Solutions | 5.0★ (4) | In Half Moon Bay |
| Bay Area Hydrovac | 1.0★ (2) | 22 mi |
| BREAKGROUND EXCAVATING | 5.0★ (2) | 15 mi |
| Demolition And Excavation Heroes | 5.0★ (2) | 23 mi |
| Elias CHR Landscaping | 5.0★ (8) | In Half Moon Bay |
| Excel Site Services | 5.0★ (2) | 13 mi |
| Extra Mile Excavating | 3.0★ (2) | 24 mi |
| Fanfa Inc | 5.0★ (2) | 21 mi |
| G-Core Engineering | 5.0★ (2) | 12 mi |
| Gavstar Construction | 5.0★ (1) | In Half Moon Bay |
| Granite Excavation & Demolition | 4.5★ (2) | 12 mi |
| HVAC & Heat Pump Installation Half Moon Bay | In Half Moon Bay | |
| Luciano Concrete Construction | 5.0★ (2) | 10 mi |
| Noble Ridge Roofing Services | In Half Moon Bay | |
| O Nelson & Son,inc. | 5.0★ (1) | 9 mi |
| Planos Construction | 5.0★ (4) | In Half Moon Bay |
| Premier Termite Inc & Construction | 4.3★ (10) | In Half Moon Bay |
| Ranchero Plumbing | 5.0★ (32) | In Half Moon Bay |
| S A S Bobcat Service | 5.0★ (1) | 10 mi |
| Water Rock Construction | 3.0★ (2) | 24 mi |
How we ranked Half Moon Bay excavating contractors
We scored 48 Half Moon 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 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 Half Moon 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 Half Moon Bay: frequently asked questions
Who is the best excavating contractor in Half Moon Bay?
By CR Score, the highest-ranked excavating contractor in Half Moon Bay, CA is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 58/100. It has 4.8★ from 947 Google reviews. It is open 24/7. Diaz Hauling, Inc. (#2) and Roto-Rooter Plumbing & Water Cleanup (#3) follow. We ranked 48 excavating contractors on ten factors, last updated November 3, 2026.
How many excavating contractors are there in Half Moon Bay?
ContractorsRanked ranks 48 excavating contractors serving Half Moon Bay, CA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which excavating contractors in Half Moon Bay are open 24/7?
8 ranked excavating contractors in Half Moon Bay post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), Roto-Rooter Plumbing & Water Cleanup (#3) and Roto-Rooter Plumbing & Water Cleanup (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which excavating contractors in Half Moon Bay work on weekends?
32 of 48 ranked excavating contractors post Saturday hours and 24 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), Diaz Hauling, Inc. (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Half Moon Bay excavating contractors have?
The median Google rating among 48 rated excavating contractors in Half Moon Bay is 5.0★, with a median of 10 reviews. Roto-Rooter Plumbing & Water Cleanup has the most, 1,239 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 Half Moon Bay count in this ranking?
Yes, if they are within 25 mi of the Half Moon 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 Half Moon Bay
- November 2026: CR Scores recalculated for 48 excavating contractors serving Half Moon Bay.
- November 2026: 2 duplicate listings merged.
More excavating contractors and Half Moon Bay pages
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