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Best Excavating Contractors in Newark, CA (2026)

80 excavating contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Newark: Diaz Hauling, Inc., CR Score 61/100; 5.0★ from 144 Google reviews; open 7 days a week.

  2. 2

    Best for emergencies (open 24/7): Roto-Rooter Plumbing & Water Cleanup, posts 24/7 hours; ranked #2 of 80.

  3. 8

    Most-reviewed: Roto-Rooter Plumbing & Water Cleanup, 2,560 Google reviews at 4.8★, the most of 80 ranked; ranked #8.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

80 Newark excavating contractors are ranked here by CR Score, from ten published factors. 15 are open 24/7, 51 open Saturdays and 37 open Sundays, based on posted hours. The median Google rating is 5.0★ across 80 rated businesses.

Top 10 excavating contractors in Newark at a glance

Top 10 excavating contractors in Newark at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Diaz Hauling, Inc.615.0★ (144)Hayward, 7 mi awaySat · Sun · EveningsOverall
2Roto-Rooter Plumbing & Water Cleanup595.0★ (510)Union City, 5 mi away24/7Emergencies
3Roto-Rooter Plumbing & Water Cleanup594.8★ (1,239)East Palo Alto, 6 mi away24/7—
4Roto-Rooter Plumbing & Water Cleanup574.8★ (1,039)Santa Clara, 12 mi away24/7—
5Roto-Rooter Plumbing & Water Cleanup574.8★ (781)Sunnyvale, 11 mi away24/7—
6Roto-Rooter Plumbing & Water Cleanup574.9★ (222)Fremont, 6 mi away24/7—
7Roto-Rooter Plumbing & Water Cleanup564.8★ (947)San Mateo, 15 mi away24/7—
8Roto-Rooter Plumbing & Water Cleanup564.8★ (2,560)Oakland, 23 mi away24/7Most reviews
9Roto-Rooter Plumbing & Water Cleanup554.8★ (229)Hayward, 8 mi away24/7—
10Roto-Rooter Plumbing & Water Cleanup554.8★ (1,594)Livermore, 21 mi away24/7—

The 80 best excavating contractors in Newark, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Newark

    Based in Hayward, 7 mi away

    61/100CR 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.

    • 5.0★ from 144 Google reviews
    Hours
    Mon–Sun 6 AM–10 PM
    Address
    28884 Venus St, Hayward, CA 94544
  2. Based in Oakland, 4 mi away

    54/100CR Score

    Ranked #13 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.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Sat 7:30 AM–5 PM · Sun closed
  3. Based in South San Francisco, 23 mi away

    53/100CR Score

    Ranked #15 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.

    • 5.0★ from 25 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat–Sun 8 AM–6 PM
    Address
    36 Chestnut Ave #5614, South San Francisco, CA 94080
  4. Based in San Leandro, 15 mi away

    53/100CR Score

    Ranked #16 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.

    • 2.8★ from 4 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1616 Doolittle Dr, San Leandro, CA 94577
  5. Based in Hayward, 8 mi away

    53/100CR Score

    Ranked #18 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.

    • 4.6★ from 21 Google reviews
    Hours
    Mon–Fri 7 AM–4:30 PM · Sat–Sun closed
    Address
    4125 Breakwater Ave, Hayward, CA 94545
  6. Based in San Carlos, 12 mi away

    53/100CR Score

    Ranked #19 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.

    • 4.3★ from 10 Google reviews
    Address
    948 Center St, San Carlos, CA 94070
  7. Based in Pleasanton, 10 mi away

    52/100CR Score

    Ranked #21 because of its Google rating and trade focus: 3.2★ from 6 Google reviews, listed on Google as “Excavating contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 3.2★ from 6 Google reviews
    Address
    6503 Calaveras Rd, Sunol, CA 94586
  8. Based in San Bruno, 21 mi away

    51/100CR Score

    Ranked #22 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.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Sun 7 AM–7 PM
    Address
    132 Santa Helena Ave, San Bruno, CA 94066
  9. 50/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Demolition contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 17 Google reviews
    Hours
    Mon–Sun 7 AM–9 PM
    Address
    14233 Old Wood Rd, Saratoga, CA 95070

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 80 ranked excavating contractors here; the rest are on their profiles.

excavating contractors in Newark, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Big Valley Pipelines505.0★ (12)18 mi
27Gary Pollack Construction and Excavation504.6★ (5)11 mi
28Bess Testlab Inc. (Bess Utility Solutions)502.8★ (13)6 mi
29Black Maple Landscaping INC505.0★ (6)20 mi
30Mountain View Asphalt Co505.0★ (14)8 mi
31Asphalt Paving Hayward505.0★ (9)6 mi
32The San Jose Excavating Company495.0★ (8)17 mi
33Palo Alto Asphalt Co495.0★ (15)11 mi
34Sunnyvale Asphalt Co495.0★ (11)9 mi
35VanGo Rooter494.8★ (112)22 mi
36Cube Construction Inc495.0★ (35)18 mi
37Jim Freethy Excavating493.3★ (6)20 mi
38Ideal Landscape & Concrete495.0★ (143)16 mi
39Redwood City Asphalt Co485.0★ (7)10 mi
40Saavedra Hauling and Demolition485.0★ (5)8 mi
41Ron's Hauling & Demolition484.8★ (16)21 mi
42Lassiter Excavating484.6★ (9)22 mi
43Bob's Bobcat Service Inc484.4★ (7)9 mi
44Campbell Services483.7★ (3)24 mi
45United Rentals - Trench Safety483.9★ (8)20 mi
46Graniterock - San Jose Recycling484.0★ (10)20 mi
47United Rentals - Trench Safety485.0★ (5)22 mi
48Ace Drilling & Excavation483.7★ (3)24 mi
49Smart Demolition & Excavation474.6★ (32)23 mi
50Dun-Rite Excavating Inc473.4★ (10)21 mi

Also serving Newark

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.

Unranked excavating contractors serving Newark
BusinessGoogle ratingDistance
All Seasons Tree Service and Land ClearingIn Newark
Badger Infrastructure Solutions - San Jose, CA3.0★ (2)14 mi
Bay Area Hydrovac1.0★ (2)9 mi
Blackwell General Engineering3.0★ (2)15 mi
BREAKGROUND EXCAVATING5.0★ (2)13 mi
California Leak Detectors5.0★ (44)In Newark
Demolition And Excavation Heroes5.0★ (2)20 mi
Emergency HVAC Solutions NewarkIn Newark
Extra Mile Excavating3.0★ (2)14 mi
Fanfa Inc5.0★ (2)12 mi
Granite Excavation & Demolition4.5★ (2)22 mi
Kash Construction & Handyman ServicesIn Newark
Libra Robotics5.0★ (1)In Newark
Luciano Concrete Construction5.0★ (2)12 mi
Newark CA Roofing & Commercial Roof Repair5.0★ (1)In Newark
Newark Roofing4.7★ (19)In Newark
Production Excavating5.0★ (2)20 mi
Saviano Company Inc.5.0★ (2)18 mi
Seegert FacilitiesIn Newark
V&B Grading Inc.5.0★ (2)6 mi

How we ranked Newark excavating contractors

We scored 80 Newark 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Newark data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Excavating contractors in Newark: frequently asked questions

Who is the best excavating contractor in Newark?

By CR Score, the highest-ranked excavating contractor in Newark, CA is Diaz Hauling, Inc. with a CR Score of 61/100. 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 80 excavating contractors on ten factors, last updated November 3, 2026.

How many excavating contractors are there in Newark?

ContractorsRanked ranks 80 excavating contractors serving Newark, CA. 1 of them is based in Newark; 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 Newark are open 24/7?

15 ranked excavating contractors in Newark 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 Newark work on weekends?

51 of 80 ranked excavating contractors post Saturday hours and 37 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 Newark excavating contractors have?

The median Google rating among 80 rated excavating contractors in Newark is 5.0★, with a median of 11 reviews. Roto-Rooter Plumbing & Water Cleanup has the most, 2,560 reviews, and ranks #8. 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 Newark count in this ranking?

Yes, if they are within 25 mi of the Newark 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 Newark

  1. November 2026: CR Scores recalculated for 80 excavating contractors serving Newark.
  2. November 2026: 2 duplicate listings merged.

More excavating contractors and Newark pages

Other trades in Newark