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Best Septic Service Companies in Toronto, ON (2026)

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

The short answer

  1. 1

    Best overall in Toronto: DLK Septic Services Inc., CR Score 63/100; 4.9★ from 256 Google reviews; open 7 days a week.

  2. 2

    Best for emergencies (open 24/7): CD Flood & Sewer Water Damage Cleanup, posts 24/7 hours; ranked #2 of 59.

  3. 6

    Most-reviewed: Sewer Squad Plumbing, 1,700 Google reviews at 4.9★, the most of 59 ranked; ranked #6.

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

59 Toronto septic service companies are ranked here by CR Score, from ten published factors. 38 are open 24/7, 50 open Saturdays and 46 open Sundays, based on posted hours. The median Google rating is 4.9★ across 59 rated businesses.

Top 10 septic service companies in Toronto at a glance

Top 10 septic service companies in Toronto at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1DLK Septic Services Inc.634.9★ (256)TorontoSat · Sun · EveningsOverall
2CD Flood & Sewer Water Damage Cleanup625.0★ (388)Toronto24/7Emergencies
3Get Pumped Septic Services Inc.614.7★ (35)Toronto24/7—
4Rooter-Man Drain & Sewer Repair Services Toronto604.8★ (570)Etobicoke, 10 km away24/7—
5Sewer-Man Drains & Waterproofing604.6★ (26)Toronto24/7—
6Sewer Squad Plumbing594.9★ (1,700)Ajax, 34 km away24/7Most reviews
7Everest Drain & Plumbing Toronto584.8★ (299)Toronto24/7—
8Clarington Septic Repairs585.0★ (64)TorontoEvenings—
9Crystal Drain & Plumbing, Drain Backup, Drain Cleaning, Sewer Drain Repair584.9★ (165)Mississauga, 16 km away24/7—
10Sewer-Man Drains & Waterproofing584.0★ (4)Toronto24/7—

The 59 best septic service companies in Toronto, ranked

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

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  1. Based in Concord, 12 km away

    57/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.

    • 5.0★ from 5 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7250 Keele St Unit 415, Concord, ON L4K 1Z8
  2. Based in Toronto

    55/100CR Score

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

    • 5.0★ from 7 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat 10 AM–3 PM · Sun closed
    Address
    231 Medd Rd, Scugog, ON L9L 1X2

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

septic service companies in Toronto, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Mr. Rooter Plumbing of Brampton ON554.8★ (539)28 km
27Mr. Rooter Plumbing of Richmond Hill ON554.8★ (332)23 km
28Advanced Septic Solutions Inc554.7★ (22)In Toronto
29Plumbing Nerds: Plumbing & Drain Services near Vaughan, ON554.8★ (145)15 km
30Vaughan plumbing and sewer545.0★ (43)15 km
31Mr Rooter Plumbing of Ajax-Pickering544.7★ (393)28 km
32Whitchurch-Stouffville Plumber535.0★ (5)34 km
33Water Works inc. Sewer and Drain Cleaning, Vacuum service, pressure washing534.5★ (8)14 km
34Mr Rooter Plumbing of Thornhill ON534.7★ (36)13 km
35Superior Plumbing & Heating of Whitchurch-Stouffville535.0★ (3)32 km
36WOW Drain & Plumbing, Drain Backup, Drain Cleaning, Sewer Drain Repair Vaughan535.0★ (6)14 km
37Lifetime Building Services Limited535.0★ (10)23 km
38ONT Restoration FLOOD-FIRE-SEWER BACKUP-MOULD-ASBESTOS525.0★ (24)32 km
39Toronto Drains & Waterproofing Corporation524.9★ (55)4 km
4017 Plumbing & Construction Design Ltd525.0★ (115)37 km
41Rooter-Man Plumbing & Waterproofing Oakville524.7★ (178)32 km
42n Engineering Inc. | Civil & Traffic Engineers in GTA524.9★ (13)17 km
43Local Drain & Plumbing of Richmond Hill, Drain Cleaning, Backup Drain, Sewer Drain Repair525.0★ (7)23 km
44Mr. Rooter Plumbing of Woodbridge ON514.5★ (34)17 km
45SolidPlumb Drain & Plumbing North York515.0★ (7)8 km
46Throne Porta Potty Inc515.0★ (5)34 km
47Mr. Rooter Plumbing of Markham514.5★ (124)29 km
48Global Sewer Technologies514.8★ (6)13 km
49Hy-Pro Plumbing & Drain Cleaning of Oakville514.7★ (79)33 km
50Aries Canada Ltd.505.0★ (3)15 km

Also serving Toronto

20 more septic service companies within 40 km 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 Toronto
BusinessGoogle ratingDistance
Anta Catch Basin5.0★ (3)In Toronto
Beaches Bluffs Leslieville Plumbing & DrainsIn Toronto
Beaver Plumbing Toronto5.0★ (82)In Toronto
Downtown Emergency John Plumber5.0★ (1)In Toronto
Drain Rescue Plumbers Toronto5.0★ (45)In Toronto
Elite Plumbing & Heating Supplies4.6★ (42)In Toronto
Indian Line Septic5.0★ (1)In Toronto
MADICON5.0★ (1)In Toronto
Milton SepticIn Toronto
Newbridge Plumbing5.0★ (25)In Toronto
Noble4.0★ (87)In Toronto
NorthStream Plumbing5.0★ (13)In Toronto
Perfect Rooter5.0★ (1)In Toronto
Plumber To Your Door of Etobicoke4.9★ (307)In Toronto
Plumber X Rescue Toronto5.0★ (86)In Toronto
Pro Grease Trap Cleaning Toronto5.0★ (1)In Toronto
Pryde Group Corp5.0★ (76)In Toronto
RedSeal Plumbing Toronto4.9★ (68)In Toronto
Scarboro Pump4.4★ (14)In Toronto
Solid Seal Plumbing Toronto5.0★ (107)In Toronto

How we ranked Toronto septic service companies

We scored 59 Toronto 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 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 Toronto 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 Toronto: frequently asked questions

Who is the best septic service company in Toronto?

By CR Score, the highest-ranked septic service company in Toronto, ON is DLK Septic Services Inc. with a CR Score of 63/100. It has 4.9★ from 256 Google reviews. It is open 7 days a week. CD Flood & Sewer Water Damage Cleanup (#2) and Get Pumped Septic Services Inc. (#3) follow. We ranked 59 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Toronto?

ContractorsRanked ranks 59 septic service companies serving Toronto, ON. 10 of them are based in Toronto; the rest serve it from nearby towns. Another 20 within 40 km are listed but not ranked yet. Counts are as of November 2026.

Which septic service companies in Toronto are open 24/7?

38 ranked septic service companies in Toronto post 24/7 hours. The highest-ranked are CD Flood & Sewer Water Damage Cleanup (#2), Get Pumped Septic Services Inc. (#3) and Rooter-Man Drain & Sewer Repair Services Toronto (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Toronto work on weekends?

50 of 59 ranked septic service companies post Saturday hours and 46 post Sunday hours. The highest-ranked open Saturdays are DLK Septic Services Inc. (#1), CD Flood & Sewer Water Damage Cleanup (#2) and Get Pumped Septic Services Inc. (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Toronto septic service companies have?

The median Google rating among 59 rated septic service companies in Toronto is 4.9★, with a median of 34 reviews. Sewer Squad Plumbing has the most, 1,700 reviews, and ranks #6. 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 Toronto count in this ranking?

Yes, if they are within 40 km of the Toronto city centre, 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 Toronto

  1. November 2026: CR Scores recalculated for 59 septic service companies serving Toronto.
  2. November 2026: 1 duplicate listing merged.

More septic service companies and Toronto pages

Other trades in Toronto