John The Plumber

Company Facts

John The Plumber at a Glance

By the numbers

Google rating

4.8out of 5

Customer reviews

445on Google

In business

20years

Rating and review count pulled from Google on September 18, 2026. Years counted from 2006.

What We Like

• 4.8 rating from 445 Google reviews as of September 18, 2026
• Published hours list 24 hours a day, every day, for emergency calls
• Dedicated drain cleaning division with snakes, augers and hydro jetting
• Upfront job pricing and a two-year warranty advertised on its own site
• Trading since 2006, per its website, with service across the western GTA

Things to Consider

• Multiple reviewers note prices at the higher end for the area
• Head office appears to be in Ottawa, so the Mississauga arm is one branch of a regional company
• The profile does not list separate after-hours or call-out fee details
• Focused on residential work rather than commercial or new-build installation

Google rating

4.8

Based on 445 Google reviews

Review data updated September 18, 2026

View on Google Maps →

Rating Distribution

• 5 stars89%
• 4 stars5%
• 3 stars2%
• 2 stars1%
• 1 star3%

Most of what this company handles is the everyday plumbing that goes wrong in a house. Clogged toilets, kitchen sinks packed with grease, bathroom sinks blocked with hair and product, showers that back up when a toilet is flushed, frozen pipes in January, outdoor faucets, dishwasher hookups, sump pumps, backflow valve installation and water heater repair or replacement. The website also lists drain repairs, sewer service and hydro jetting, which means the tooling goes beyond a hand auger into powered snakes and high-pressure jetting for lines caked with years of buildup. Plumbing inspections are offered too, which is worth knowing if you are buying an older Mississauga property and want the supply and drain lines looked at before closing.

The company says it has been operating since 2006 and has added a drain cleaning division specifically for Mississauga, with service areas that also take in Toronto, Etobicoke, Oakville, Burlington and Hamilton. Its head office presence appears to be Ottawa, judging by the Facebook and BBB links it publishes, so this is a regional operation with a local arm rather than a one-van outfit. That matters in practical terms. A larger roster usually means a better chance of a same-day slot, and it also means the person who arrives may not be the person you spoke to on the phone. Reviewers name individual technicians, Mike and Michael K. among them, which suggests a stable crew rather than constant turnover.

Mississauga housing stock spans a lot of eras, and the plumbing reflects it. Postwar bungalows in Cooksville and Lakeview can still have galvanised supply lines and clay or cast iron drains where root intrusion and scale are the usual suspects. The 1970s and 1980s subdivisions around Erin Mills, Meadowvale and Applewood are mostly copper, often with original water heaters long since replaced and sump pits that get a hard workout during spring melt and summer storms. Newer builds in Churchill Meadows and the condo towers along Hurontario bring their own issues, mainly shared stacks and shut-off access. Ask any plumber, including john the plumber, how they intend to find the blockage before they start cutting, and whether a camera inspection is part of the drain cleaning price or billed separately. In this city, basement flooding is common enough that the region has run subsidy programs for backwater valves, so if a backflow valve is being quoted, ask whether a permit and municipal inspection are involved.

On cost, be straightforward about it. The company advertises upfront pricing, meaning a quoted price for the job rather than an open-ended hourly meter, and reviews reflect that approach working as intended, with customers saying the scope and price were explained before work began. Those same reviews are candid that the rates sit at the higher end. One reviewer put it as never the cheapest but always done right. If you are weighing three quotes for a straightforward water heater swap, an independent local plumber may well come in lower. If your sewer is backing up into the basement at eleven at night, published 24-hour availability and a dispatch system built for emergency calls are worth paying for.

What to ask before booking: whether the call-out or diagnostic fee is credited against the repair, what the advertised two-year warranty actually covers and whether it extends to parts as well as labour, and whether after-hours calls carry a premium. Confirm that the technician is a licensed journeyman or apprentice working under supervision, since Ontario regulates the trade, and ask for proof of liability insurance if the job involves opening walls or digging. For water heaters, find out whether the existing unit is rented, because a rental tank cannot simply be swapped out without dealing with the rental company first, a frequent snag in this part of the GTA.

Compared with the alternatives in Mississauga, john the plumber sits between the national franchise brands and the owner-operator who answers his own phone. You get scheduling, online booking, a written price and a warranty, which the small operator often cannot match. You give up some of the price flexibility and the direct relationship. For homeowners who value a booked window and a clean finish over the lowest number on the invoice, that is a sensible trade.

About This Business Profile

Last reviewed

September 2026

Profile last updated

September 18, 2026

Google review data updated

September 18, 2026

Reviewed by

Dana Whitfield, Senior editor, home services

Sources checked

Google Business Profile, Company website

Sponsorship status

No commercial relationship