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Best Excavating Contractors in South Boston, MA (2026)

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

The short answer

  1. 1

    Best overall in South Boston: Roto-Rooter Plumbing & Water Cleanup, CR Score 61/100; 4.8★ from 3,013 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): 128 Plumbing, Heating, Cooling & Electric, posts 24/7 hours; ranked #2 of 228.

  3. 2

    Most-reviewed: 128 Plumbing, Heating, Cooling & Electric, 3,912 Google reviews at 4.9★, the most of 228 ranked; ranked #2.

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

228 South Boston excavating contractors are ranked here by CR Score, from ten published factors. 44 are open 24/7, 123 open Saturdays and 66 open Sundays, based on posted hours. The median Google rating is 4.9★ across 228 rated businesses.

Most of this list also appears on the Excavating contractors in Boston ranking. See Excavating contractors in Boston

Top 10 excavating contractors in South Boston at a glance

Top 10 excavating contractors in South Boston at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Roto-Rooter Plumbing & Water Cleanup614.8★ (3,013)Boston, 2 mi away24/7Overall
2128 Plumbing, Heating, Cooling & Electric594.9★ (3,912)Wakefield, 12 mi away24/7Emergencies, Most reviews
3Sparta Excavation llc574.9★ (33)Hudson, 13 mi away24/7—
4Roto-Rooter Plumbing & Water Cleanup574.8★ (2,454)Stoughton, 13 mi away24/7—
5Kinvara Excavation Inc575.0★ (16)Quincy, 4 mi away24/7—
6Mario Susi & Son, Inc574.5★ (45)Boston, 2 mi away——
7Jones Contracting, Inc.565.0★ (26)Walpole, 16 mi away24/7—
8Spencer Plumbing Sewer and Drain Cleaning564.9★ (839)Peabody, 15 mi away24/7—
9JC Mini Excavating555.0★ (30)Tewksbury, 22 mi away24/7—
10Amato Excavation555.0★ (16)Billerica, 18 mi away24/7—

The 228 best excavating contractors in South Boston, ranked

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

  1. Based in Hudson, 13 mi away

    57/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 33 Google reviews, listed on Google as “Excavating contractor”.

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

    • 4.9★ from 33 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  2. Based in Quincy, 4 mi away

    57/100CR Score

    Ranked #5 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.

    • 5.0★ from 16 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    88 Hamden Cir, Quincy, MA 02170
  3. Based in Boston, 2 mi away

    57/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.5★ from 45 Google reviews, listed on Google as “Excavating contractor”.

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

    • 4.5★ from 45 Google reviews
    Address
    36 Westwood St, Dorchester, MA 02121
  4. Based in Walpole, 16 mi away

    56/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Excavating contractor”.

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

    • 5.0★ from 26 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    735 Washington St, Walpole, MA 02081
  5. Based in Tewksbury, 22 mi away

    55/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Excavating contractor”.

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

    • 5.0★ from 30 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    114 Charles Dr, Tewksbury, MA 01876
  6. Based in Billerica, 18 mi away

    55/100CR Score

    Ranked #10 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.

    • 5.0★ from 16 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    35 Hattie Ln, Billerica, MA 01821
  7. Based in Billerica, 18 mi away

    55/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.6★ from 19 Google reviews, listed on Google as “Excavating contractor”.

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

    • 4.6★ from 19 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    183 Allen Rd, Billerica, MA 01821
  8. Based in Arlington, 4 mi away

    55/100CR Score

    Ranked #12 because of its Google rating and review volume: 4.9★ from 88 Google reviews.

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

    • 4.9★ from 88 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    53 Breed St, East Boston, MA 02128
  9. Based in Wilmington, 18 mi away

    55/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Excavating contractor”.

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

    • 5.0★ from 13 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5 Aspen Dr, Wilmington, MA 01887
  10. Based in Lynnfield, 12 mi away

    55/100CR Score

    Ranked #15 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
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  11. Based in Jamaica Plain, 4 mi away

    54/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.1★ from 14 Google reviews, listed on Google as “Excavating contractor”.

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

    • 4.1★ from 14 Google reviews
    Address
    75 Stedman St, Jamaica Plain, MA 02130
  12. Based in Medway, 22 mi away

    54/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Excavating contractor”.

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

    • 5.0★ from 17 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    Medway, MA 02053
  13. Based in Tewksbury, 15 mi away

    54/100CR Score

    Ranked #19 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
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  14. Based in East Bridgewater, 20 mi away

    54/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “Excavating contractor”.

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

    • 4.7★ from 13 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    185 Washington St, East Bridgewater, MA 02333
  15. Based in Quincy, 7 mi away

    54/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.6★ from 53 Google reviews, listed on Google as “Excavating contractor”.

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

    • 4.6★ from 53 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    53 Gilbert St, Quincy, MA 02169

How we ranked South Boston excavating contractors

We scored 228 South Boston 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 South Boston 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 South Boston: frequently asked questions

Who is the best excavating contractor in South Boston?

By CR Score, the highest-ranked excavating contractor in South Boston, MA is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 61/100. It has 4.8★ from 3,013 Google reviews. It is open 24/7. 128 Plumbing, Heating, Cooling & Electric (#2) and Sparta Excavation llc (#3) follow. We ranked 228 excavating contractors on ten factors, last updated November 3, 2026.

How many excavating contractors are there in South Boston?

ContractorsRanked ranks 228 excavating contractors serving South Boston, MA. 1 of them is based in South Boston; the rest serve it from nearby towns. Counts are as of November 2026.

Which excavating contractors in South Boston are open 24/7?

44 ranked excavating contractors in South Boston post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), 128 Plumbing, Heating, Cooling & Electric (#2) and Sparta Excavation llc (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which excavating contractors in South Boston work on weekends?

123 of 228 ranked excavating contractors post Saturday hours and 66 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), 128 Plumbing, Heating, Cooling & Electric (#2) and Sparta Excavation llc (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do South Boston excavating contractors have?

The median Google rating among 228 rated excavating contractors in South Boston is 4.9★, with a median of 9 reviews. 128 Plumbing, Heating, Cooling & Electric has the most, 3,912 reviews, and ranks #2. 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 South Boston count in this ranking?

Yes, if they are within 25 mi of the South Boston 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 South Boston

  1. November 2026: CR Scores recalculated for 228 excavating contractors serving South Boston.
  2. November 2026: 4 duplicate listings merged.

More excavating contractors and South Boston pages

Other trades in South Boston