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Emergency Plumbers in Mississauga, ON (2026)

Top 50 of 835 plumbers, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 plumbers on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

The short answer

  1. 1

    #1 for emergency plumbing in Mississauga: Mr Rooter Plumbing of Mississauga ON, open 24/7.

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

Top emergency plumbers in Mississauga at a glance

Top emergency plumbers in Mississauga at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Mr Rooter Plumbing of Mississauga ON654.8★ (2,362)Mississauga24/7
2Reliance Heating, Air Conditioning & Plumbing644.8★ (20,445)Mississauga24/7
3Harb Plumbing644.9★ (577)Mississauga24/7
4Delex Plumbing and Drains635.0★ (371)Milton, 2 km away24/7
5Galaxy Plumbing Inc.635.0★ (258)Mississauga24/7
6John The Plumber634.7★ (420)Mississauga24/7
7Rooter-Man634.8★ (333)Mississauga24/7
8ExpressRooter Plumbing634.7★ (371)Mississauga24/7
9Precise Plumbing & Drain Services634.8★ (274)Mississauga24/7
10Drain Rescue Plumbers Toronto634.8★ (844)Toronto, 9 km away24/7

Call an emergency plumber in Mississauga now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency plumbers in Mississauga, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 835 is on the plumbers page.

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

  3. #3 Harb Plumbing

    Based in Mississauga

    64/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 577 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 577 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2400 Dundas St W Unit 6, Mississauga, ON L5K 2R8
    View profile for Harb Plumbing(647) 446-2600

  6. #6 John The Plumber

    Based in Mississauga

    63/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.7★ from 420 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 420 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1164 Shamir Crescent, Mississauga, ON L5C 1L1
    View profile for John The Plumber(289) 210-8703

  7. #7 Rooter-Man

    Based in Mississauga

    63/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.8★ from 333 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 333 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1215 Queensway E #62, Mississauga, ON L4Y 0G4
    View profile for Rooter-Man(289) 724-3178

  13. #13 Harb Plumbing

    Based in Mississauga

    62/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 194 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 194 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Harb Plumbing(905) 847-7020

  15. #15 Harb Plumbing

    Based in Etobicoke, 9 km away

    62/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.9★ from 481 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 481 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1750 The Queensway Unit 3, Suite 502, Etobicoke, ON M9C 5H5
    View profile for Harb Plumbing(647) 446-2600

  21. #21 Roto-Rooter

    Based in Etobicoke, 12 km away

    62/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.7★ from 944 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 944 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    923 Oxford St, Etobicoke, ON M8Z 5T3
    View profile for Roto-Rooter(416) 503-4444

  25. #25 PlumbingPal

    Based in Milton, 6 km away

    62/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 160 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 160 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for PlumbingPal(437) 829-4400

Top 50 of 835 plumbers by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

plumbers in Mississauga, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Coldstream Plumbing & Heating Ltd615.0★ (76)In Mississauga
27John The Plumber614.8★ (280)8 km
28Pryde Drain & Plumbing 🪠 Drain Backup, Drain Cleaning, Sewer Drain Repair615.0★ (76)In Mississauga
29Mineola Plumbing615.0★ (72)In Mississauga
30Drain 1 Plumbers Mississauga614.9★ (79)In Mississauga
31Drain King Plumbers Toronto614.7★ (2,552)24 km
32Advanced Plumbing & Drains615.0★ (485)18 km
33Atre Drain and Plumbing614.9★ (73)In Mississauga
34Rooter-Man Drain & Sewer Repair Services Toronto614.8★ (570)15 km
35Anta Plumbing Toronto614.7★ (416)12 km
36Budget Rooter615.0★ (51)In Mississauga
37Superior Plumbing & Heating of Mississauga614.8★ (73)In Mississauga
38Tornado Plumbing & Drains615.0★ (182)13 km
39Jesses Plumbing Inc.615.0★ (41)In Mississauga
40Mr. Rooter Plumbing of Brampton ON614.8★ (539)18 km
41Plumbing Dunn Right614.9★ (541)21 km
424 Seasons Plumbing615.0★ (155)12 km
43Drain 1 Plumbers Inc. - Drain Cleaning and Backup Etobicoke615.0★ (110)10 km
44John The Plumber614.8★ (256)13 km
45Atre Drain and Plumbing605.0★ (108)10 km
46Mister Plumber604.9★ (282)17 km
47PLUMBER ON DEMAND of MISSISSAUGA, ON605.0★ (148)13 km
48Priority Plumbing & Drains604.9★ (37)In Mississauga
49Jesse’s Plumbing605.0★ (102)11 km
50Creed Plumbing - Toronto Emergency Plumbing Service605.0★ (142)14 km

How we ranked emergency plumbers in Mississauga

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

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 from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency plumbers in Mississauga: questions

Which plumbers in Mississauga are open 24/7?

25 on this list post 24/7 hours, including Mr Rooter Plumbing of Mississauga ON, Reliance Heating, Air Conditioning & Plumbing, Harb Plumbing, Delex Plumbing and Drains and Galaxy Plumbing Inc..

Who is ranked #1 for emergency plumbing in Mississauga, ON?

Mr Rooter Plumbing of Mississauga ON is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency plumbers in Mississauga ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the plumber arrives?

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

How many emergency plumbers here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Mississauga

  1. October 2026: CR Scores recalculated for 835 plumbers serving Mississauga.
  2. October 2026: 6 duplicate listings merged.

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