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Best Septic Service Companies in North Haven, CT (2026)

119 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in North Haven: Modern Home Inspections LLC, CR Score 63/100; 5.0★ from 907 Google reviews; open Saturdays until 8 PM.

  2. 2

    Best for emergencies (open 24/7): Mr. Rooter Plumbing of South Central Connecticut, posts 24/7 hours; ranked #2 of 119.

  3. 2

    Most-reviewed: Mr. Rooter Plumbing of South Central Connecticut, 742 Google reviews at 4.9★, the most of 119 ranked after Modern Home Inspections LLC; ranked #2.

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

119 North Haven septic service companies are ranked here by CR Score, from ten published factors. 33 are open 24/7, 64 open Saturdays and 45 open Sundays, based on posted hours. The median Google rating is 4.9★ across 119 rated businesses.

Top 10 septic service companies in North Haven at a glance

Top 10 septic service companies in North Haven at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Modern Home Inspections LLC635.0★ (907)Meriden, 9 mi awaySat · EveningsOverall
2Mr. Rooter Plumbing of South Central Connecticut604.9★ (742)North Branford, 7 mi away24/7Emergencies, Most reviews
3Anderson Bros Sanitation & Excavating Inc604.9★ (111)Branford, 18 mi away24/7—
4Septic System Solutions Higganum- Vincent Madore594.9★ (66)Meriden, 18 mi away24/7—
5Brown Septic Systems595.0★ (268)Southbury, 18 mi awaySat—
6bluefrog Plumbing + Drain of Central Connecticut594.8★ (495)Wallingford, 6 mi away24/7—
7Laco Site Services585.0★ (24)Ansonia, 8 mi awaySat · Sun · Evenings—
8Koseski & Son Septic Service LLC585.0★ (140)Woodbridge, 8 mi away——
9Connecticut Septic LLC585.0★ (48)Newington, 20 mi away24/7—
10Wind River Environmental of Monroe, CT584.9★ (311)Easton, 8 mi away24/7—

The 119 best septic service companies in North Haven, ranked

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

  1. Based in Southbury, 18 mi away

    59/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 268 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 268 Google reviews
    Hours
    Mon–Sat 7 AM–5 PM · Sun closed
    Address
    1235 Georges Hill Rd, Southbury, CT 06488
  2. Based in Ansonia, 8 mi away

    58/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 24 Google reviews
    Hours
    Mon–Sun 7 AM–11 PM
    Address
    35 Russell Rd, Bethany, CT 06524
  3. Based in Newington, 20 mi away

    58/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 48 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3287 Berlin Tpke REAR, Newington, CT 06111
  4. Based in Ansonia, 13 mi away

    58/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.

    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
    68 Hull St, Ansonia, CT 06401
  5. Based in Orange, 7 mi away

    56/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “Septic system service”.

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

    • 4.9★ from 18 Google reviews
    Address
    Orange, CT 06477
  6. Based in New Milford, 16 mi away

    56/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Septic system service”.

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

    • 4.7★ from 14 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  7. Based in Coram, 21 mi away

    56/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.8★ from 23 Google reviews, listed on Google as “Septic system service”.

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

    • 4.8★ from 23 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  8. Based in Wolcott, 13 mi away

    56/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 6 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    83 Central Ave, Wolcott, CT 06716
  9. Based in Prospect, 9 mi away

    56/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Septic system service”.

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

    • 4.9★ from 27 Google reviews
    Hours
    Mon–Fri 8:30 AM–4:30 PM · Sat 8:30 AM–12 PM · Sun closed
    Address
    209 Straitsville Rd, Prospect, CT 06712

Septic service companies 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 119 ranked septic service companies here; the rest are on their profiles.

septic service companies in North Haven, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Bahre's Septic Service, LLC.554.8★ (16)9 mi
27J. Rosadini Excavating and Septic555.0★ (16)9 mi
28Bill Marek Excavating & Septic Systems LLC554.2★ (10)9 mi
29CMI Services Corp553.0★ (8)11 mi
30Luigy's Septic Services LLC554.8★ (21)4 mi
31Freddy's Sewer & Drain Cleaning544.6★ (35)12 mi
32Country Septic Services LLC545.0★ (8)In North Haven
33CT Sewer and Drain545.0★ (81)4 mi
34American Rooter544.8★ (280)21 mi
35Sanitrol Services544.0★ (92)5 mi
36John J Doerrer Inc544.8★ (17)20 mi
37Whitfield Sanitation Services544.8★ (17)6 mi
38Al's Plumbing LLC544.7★ (131)15 mi
39Monoflo Septic Tank Co534.4★ (10)23 mi
40Huntington Septic Service534.9★ (8)17 mi
41Southington Sanitary Service534.7★ (13)15 mi
42Chadwick Septic Tank Cleaning535.0★ (6)10 mi
43Red Baron Septic Services LLC534.7★ (15)16 mi
44Yalesville Sanitation Services Inc535.0★ (3)7 mi
45Valli Construction Co Inc535.0★ (43)18 mi
46AA Sewer & Water Services535.0★ (6)9 mi
47All Clear Sewer And Drain LLC535.0★ (49)20 mi
48Suburban Sanitation Service, Inc.534.7★ (30)22 mi
49Art Maybeck Septic LLC524.1★ (15)15 mi
50Master Rooter: Sewer and Drain Cleaning Service524.5★ (15)16 mi

Also serving North Haven

20 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked septic service companies serving North Haven
BusinessGoogle ratingDistance
Baldino & Son Excavating-Sewer5.0★ (1)7 mi
Code Septic Design5.0★ (1)15 mi
Cunningham Construction5.0★ (2)25 mi
Delfino Septic Tank Services5.0★ (2)20 mi
Durham-Middlefield Septic Tank5.0★ (1)12 mi
Enviro Sewer & Drain5.0★ (1)14 mi
Flush Warranty5.0★ (2)18 mi
Frank's Septic and Excavating5.0★ (1)15 mi
Freddy's Sewer & Drain Cleaning5.0★ (2)16 mi
Luis Septic & Drain Services LLC5.0★ (1)12 mi
P & D Septic Services5.0★ (1)16 mi
Pro-Tech Rooter, Sewer Service, Drain Cleaning5.0★ (1)In North Haven
River Valley Construction Company, LLC5.0★ (1)15 mi
Saltwater Septic Tank Pumping Service5.0★ (2)24 mi
Shelton Septic & Sewer4.0★ (2)21 mi
Shoreline Septic & Excavation5.0★ (1)12 mi
SOS Sewer & Drain Cleaning5.0★ (2)16 mi
Talarico Septic & Excavating LLC5.0★ (2)19 mi
Terrene Services5.0★ (1)16 mi
Wilson Septic Service LLC1.0★ (1)16 mi

How we ranked North Haven septic service companies

We scored 119 North Haven septic service companies 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 2, 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 North Haven 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

Septic service companies in North Haven: frequently asked questions

Who is the best septic service company in North Haven?

By CR Score, the highest-ranked septic service company in North Haven, CT is Modern Home Inspections LLC with a CR Score of 63/100. It has 5.0★ from 907 Google reviews. It is open Saturdays until 8 PM. Mr. Rooter Plumbing of South Central Connecticut (#2) and Anderson Bros Sanitation & Excavating Inc (#3) follow. We ranked 119 septic service companies on ten factors, last updated November 2, 2026.

How many septic service companies are there in North Haven?

ContractorsRanked ranks 119 septic service companies serving North Haven, CT. 1 of them is based in North Haven; 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 septic service companies in North Haven are open 24/7?

33 ranked septic service companies in North Haven post 24/7 hours. The highest-ranked are Mr. Rooter Plumbing of South Central Connecticut (#2), Anderson Bros Sanitation & Excavating Inc (#3) and Septic System Solutions Higganum- Vincent Madore (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in North Haven work on weekends?

64 of 119 ranked septic service companies post Saturday hours and 45 post Sunday hours. The highest-ranked open Saturdays are Modern Home Inspections LLC (#1), Mr. Rooter Plumbing of South Central Connecticut (#2) and Anderson Bros Sanitation & Excavating Inc (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do North Haven septic service companies have?

The median Google rating among 119 rated septic service companies in North Haven is 4.9★, with a median of 15 reviews. Modern Home Inspections LLC has the most, 907 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank septic service companies?

Each septic service company 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 septic service companies outside North Haven count in this ranking?

Yes, if they are within 25 mi of the North Haven city center, our service radius for septic service companies. 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 septic service companies 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 North Haven

  1. November 2026: CR Scores recalculated for 119 septic service companies serving North Haven.
  2. November 2026: 2 duplicate listings merged.

More septic service companies and North Haven pages

Other trades in North Haven