The best plumbers in Guelph in 2026 are Pro House Maintenance, Local Own Comfort and Flowline Plumbers Guelph, then five more top-rated firms. We started with 90 businesses on Google Maps. Only 20 Guelph plumbers with a website and 4.5 stars or higher from 10 or more reviews made the cut. Replacing a gas tank water heater costs $1,800 to $2,800 in Ontario, a 2026 guide says.
- Only 20 of the 90 Guelph businesses we found on Google Maps passed every filter, including 4.5 stars from 10 or more reviews.
- Six of the 7 ranked Guelph plumbers hold a perfect 5.0 Google rating, from 41 to 115 reviews.
- A replacement gas tank water heater costs $1,800 to $2,800 in Ontario, according to a 2026 guide.
- A tankless water heater costs $3,900 to $6,500 installed, the same 2026 guide says.
- Ontario plumbers earn a median wage of $32.50 an hour, according to Job Bank's November 2025 update.
| Rank | Company | Best for | Credentials | Google rating | Based in |
|---|---|---|---|---|---|
| 1 | Pro House Maintenance | Comparing vetted plumbers for free | Every pro: licences, WSIB, insurance, references, background | Not applicable (matching service) | Serves Guelph |
| 2 | Local Own Comfort | Buying a water heater instead of renting | TSSA registration | 5.0 (115 reviews) | Guelph |
| 3 | Flowline Plumbers Guelph | Repiping older downtown homes | None stated on its website | 5.0 (106 reviews) | Guelph |
| 4 | Pioneer Plumbers of Guelph | Burst pipes and backed-up drains | None stated on its website | 5.0 (93 reviews) | Guelph |
| 5 | Plumber To Your Door of Guelph | A 1-year parts and labour warranty | None stated on its website | 5.0 (54 reviews) | Service area only |
| 6 | Rosedale plumbing | Sump pumps and well pumps | Founded 2010 (company-stated) | 5.0 (46 reviews) | Guelph |
| 7 | DAS PLUMBING & DRAINS | Drain camera inspections | None stated on its website | 5.0 (41 reviews) | Guelph |
| 8 | Aire One Heating & Cooling Guelph | Plumbing, heating and cooling from one firm | TSSA registration | 4.9 (1,332 reviews) | Guelph |
Who are the best plumbers in Guelph in 2026?
The best plumbers in Guelph in 2026 are Pro House Maintenance, Local Own Comfort and Flowline Plumbers Guelph. Pioneer Plumbers, Plumber To Your Door, Rosedale Plumbing, DAS Plumbing and Drains and Aire One Heating and Cooling complete the top eight. Six of the seven ranked plumbers hold a perfect 5.0 Google rating.
1. Pro House Maintenance: best for comparing vetted plumbers for free
Pro House Maintenance is our free matching service, and it ranks first because it does the screening for you. Plumbers we match in Guelph have passed WSIB, insurance, reference and background checks. You describe the job once, get several written quotes and pick the one you want. Our satisfaction guarantee covers the plumber you hire.
That screening matters in Guelph. Our searches found 90 businesses, but only 20 Guelph plumbers held 4.5 stars from 10 or more reviews. Several picks are regional firms with a Guelph page, so a matched local plumber saves you from sorting them out.
- Trade licences. We confirm the plumber holds Ontario trade certification, plus a TSSA registration when the job involves gas lines or gas water heaters.
- WSIB clearance and liability insurance. We confirm a current WSIB clearance and commercial general liability insurance before a pro joins our network.
- Reviews and references. We read public reviews and speak with past clients before a pro is accepted, looking for patterns, not one-off complaints.
- Background checks. We run background checks before a pro is matched with homeowners, because the people in your home matter as much as the work.
- Tell us about the job. Share the project and your address through the free quote form. It takes about a minute.
- Get matched with vetted pros. We match you with several pros who have already passed our checks and serve your area.
- Compare written quotes. Each pro gives you a written quote, so you can compare price, scope and timing side by side.
- Hire with a guarantee behind you. You choose who to hire. Work from a pro we matched you with is backed by our satisfaction guarantee; ask us for the terms before you sign.
2. Local Own Comfort: best for buying a water heater instead of renting
- Google rating 5.0 from 115 reviews checked Oct 4, 2026
- Verified TSSA registered fuels contractor 000244625 checked Oct 4, 2026
- Based in Guelph
- Visit the Local Own Comfort website
Local Own Comfort is based on Watson Road South in Guelph and holds a 5.0 Google rating from 115 reviews. Its website claims more than 20 years of experience, TSSA certified technicians and 24/7 emergency service. It focuses on helping homeowners buy a water heater instead of renting one, and we matched it to an active TSSA fuels registration.
- Watch-outs: Its savings figures compare against rental fees, so check your own rental contract for buyout costs first.
- Best for: Replacing a rented hot water tank with one you own.
3. Flowline Plumbers Guelph: best for repiping older downtown homes
- Google rating 5.0 from 106 reviews checked Oct 4, 2026
- Based in Guelph
- Visit the Flowline Plumbers Guelph website
Flowline Plumbers Guelph lists an office on Carden Street in Guelph and holds a 5.0 Google rating from 106 reviews. Its website says it was established in 2003 and is open 7 days a week, 7am to 11pm. It promises upfront flat-rate pricing and repipes older homes in The Ward and downtown with PEX and copper.
- Watch-outs: The site shows “4.9 · 500+ Google Reviews”, likely across several locations, so read this location’s reviews.
- Best for: A repipe in an older Guelph home.
4. Pioneer Plumbers of Guelph: best for burst pipes and backed-up drains
- Google rating 5.0 from 93 reviews checked Oct 4, 2026
- Based in Guelph
- Visit the Pioneer Plumbers of Guelph website
Pioneer Plumbers of Guelph is based on Starwood Drive in Guelph and holds a 5.0 Google rating from 93 reviews. Its Guelph page offers 24/7 emergency service for burst pipes, leaks and clogged drains, plus maintenance and commercial plumbing. It says its plumbers are licensed and insured.
- Watch-outs: Pioneer also runs locations in Vaughan, Richmond Hill and Aurora, so confirm a Guelph crew will do your job.
- Best for: A burst pipe or drain backup at night.
5. Plumber To Your Door of Guelph: best for a 1-year parts and labour warranty
- Google rating 5.0 from 54 reviews checked Oct 4, 2026
- Warranty 1-year parts and labour warranty company website
- Based in Service-area business (no public street address)
- Visit the Plumber To Your Door of Guelph website
Plumber To Your Door of Guelph holds a 5.0 Google rating from 54 reviews. Its website claims more than 15 years of experience and offers a 1-year parts and labour warranty and same-day service. It waives the inspection fee if you accept the price, and it installs backwater valves and sump pumps.
- Watch-outs: Google shows no street address, and the firm serves much of the GTA, so ask where your plumber is based.
- Best for: A repair where you want a written warranty.
6. Rosedale plumbing: best for sump pumps and well pumps
- Google rating 5.0 from 46 reviews checked Oct 4, 2026
- Founded 2010 company website
- Based in Guelph
- Visit the Rosedale plumbing website
Rosedale Plumbing lists an office on Victoria Road North in Guelph and holds a 5.0 Google rating from 46 reviews. Its website says it has served Ontario homeowners since 2010 and is available 24/7. It lists sump pump and well pump work, water heaters, leak detection, hydro jetting and sewer line repair.
- Watch-outs: The website lists more than 25 service areas across Ontario, so ask how far your plumber travels to reach you.
- Best for: A rural fringe home with a well pump.
7. DAS PLUMBING & DRAINS: best for drain camera inspections
- Google rating 5.0 from 41 reviews checked Oct 4, 2026
- Based in Guelph
- Visit the DAS PLUMBING & DRAINS website
DAS Plumbing and Drains is based on Gordon Street in Guelph and holds a 5.0 Google rating from 41 reviews. Its website claims more than 10 years of experience and 24/7 emergency service. It offers drains and sewers, camera inspections, backflow prevention, water treatment, sump pumps and waterproofing.
- Watch-outs: The site lists phone numbers for York and Halton regions, so call the Guelph line and confirm local service.
- Best for: A camera inspection before a sewer repair.
8. Aire One Heating & Cooling Guelph: best for plumbing, heating and cooling from one firm
- Google rating 4.9 from 1,332 reviews checked Oct 4, 2026
- Verified TSSA registered fuels contractor FS R0076441724 checked Oct 4, 2026
- Founded 1990 company website
- Certification Carrier Factory Authorized Dealer company website
- Based in Guelph
- Visit the Aire One Heating & Cooling Guelph website
Aire One Heating and Cooling has a Silvercreek Parkway location in Guelph with a 4.9 Google rating from 1,332 reviews, the most on this list. Its website says it has served Kitchener-Waterloo since 1990 and is a Carrier Factory Authorized Dealer. It offers drains, leak repair, water heaters and softeners, and holds an active TSSA registration.
- Watch-outs: It is mainly a heating and cooling company, so confirm it takes general plumbing jobs.
- Best for: A tankless water heater or softener install.
How much does plumbing work cost in Guelph?
A replacement gas tank water heater costs $1,800 to $2,800 in Ontario, and a tankless unit costs $3,900 to $6,500, a 2026 guide says. Tank rentals run $20 to $55 a month. Ontario plumbers earn a median of $32.50 an hour, which is less than a company bills for a call.
| Job | Typical cost (CAD) | Source |
|---|---|---|
| Electric tank water heater, replaced | $1,600 to $2,400 | Go Lime, 2026 |
| Gas tank water heater, replaced | $1,800 to $2,800 | Go Lime, 2026 |
| Tankless water heater, installed | $3,900 to $6,500 | Go Lime, 2026 |
| Tank water heater rental | $20 to $55 a month | Go Lime, 2026 |
| Plumber wage, Ontario (median) | $32.50 an hour | Job Bank, 2025 |
Venting, gas line changes and the removal of an old tank can push a water heater quote above these ranges. Ask each plumber to list those items separately. If you rent today, add any buyout fee to the cost of owning.
For national leak and repair data, read our 2026 plumbing statistics report. To price your own job, compare free plumbing repair quotes in Guelph from screened local plumbers.
How do you choose a plumber in Guelph?
Choose a Guelph plumber by checking the plumber’s trade certificate, WSIB clearance and liability insurance, then get a written contract. Ontario treats plumbing as a compulsory trade. Ask the City of Guelph about permits, use a TSSA registered contractor for gas, and keep the deposit at 10% or less.
- Check the licence. Ask for the plumber’s Ontario Certificate of Qualification. For gas lines or a gas water heater, also check the company in TSSA's contractor directory.
- Confirm WSIB clearance. Ask for the company’s WSIB account number and confirm a current clearance on WSIB’s free eClearance lookup.
- Ask for proof of liability insurance. A certificate of commercial general liability insurance should name the company that will do the work.
- Ask about city licences and permits. Ask Guelph whether the job needs a municipal licence or building permit before work starts.
- Get it in writing. Under Ontario law, any home renovation contract worth more than $50 must be in writing, and the final price cannot exceed an estimate by more than 10% unless you agree (Ontario consumer protection rules).
- Keep the deposit small. Ontario recommends a down payment of no more than 10%, and never paying in full before the work is done.
Ontario’s advice on deposits is direct: “Keep down-payments to a minimum (we recommend no more than 10%) and never pay the full amount of the contract before the work is all done.” Several of our 7 Guelph picks serve wide regions, so confirm who will arrive at your door.
Pro House Maintenance runs the WSIB, insurance, reference and background checks before a plumber is matched with you. If a burst pipe has already soaked the basement, you can also find water damage restoration in Guelph through the same request.
How did we rank these Guelph plumbers?
We ranked Guelph plumbers with data, not ads. Our Google Maps searches for Guelph found 90 businesses, and 54 had plumbing as their main category. We kept 20 that are open, list Guelph, have a working website and hold 4.5 stars from 10 or more reviews, then ranked them by review-weighted rating.
| Step | Businesses remaining |
|---|---|
| Found on Google Maps | 90 |
| Primary Google category is a plumber | 54 |
| Open, with a website of its own | 35 |
| In Guelph (by address or Google map pin) | 33 |
| 4.5+ stars from 10+ Google reviews | 20 |
| Listed on this page (top ranked) | 7 |
The score blends each rating with its review count, so a 5.0 from 41 reviews edges a 4.9 from 1,332. On October 4, 2026, we also searched TSSA’s directory for the top 20 Guelph plumbers and matched 5 to an active registration.
We recheck every rating every 90 days. Facts marked “company website” come from each plumber’s own pages, and we keep exact quotes in our research files. The same checks apply in Downtown Guelph, Old University, Kortright Hills, The Ward and Westminster Woods. See something out of date? Please contact our editorial team and we will review it.
What do Guelph homeowners ask before hiring a plumber?
Guelph homeowners ask about plumber rates, water heater prices, licences and contracts before they book. These answers draw on Job Bank, a 2026 Ontario price guide, Skilled Trades Ontario and Ontario consumer rules. Each one stands alone, so go straight to the question that fits your job.
How much does a plumber cost in Guelph?
Job Bank lists a median Ontario plumber wage of $32.50 an hour. That is what plumbers earn, not what a company bills, so expect a service call to cost more. For a common job, a 2026 Ontario guide puts a replacement electric tank water heater at $1,600 to $2,400.
Should I rent or buy a water heater in Guelph?
Buying costs more upfront, and renting costs more over time. A 2026 Ontario guide puts tank rentals at $20 to $55 a month and a new gas tank at $1,800 to $2,800 installed. Before you switch, read your rental contract for buyout and removal fees.
Do plumbers need a licence in Guelph?
Yes, a provincial one. Plumbing is a compulsory trade in Ontario. Skilled Trades Ontario sets training at 9,000 hours, with 8,280 on the job and 720 in school, and the certificate must be renewed. Ask for the number and check it on the Public Register.
What should a plumbing contract include in Ontario?
Ontario law requires a written contract for any home renovation worth more than $50. List the work, the price, the start date and the warranty. The final price cannot be more than 10% over the estimate unless you agree to new work or a new price.
How many good plumbers are there in Guelph?
By our count, 20 Guelph plumbers met our bar. Our searches found 90 businesses, and 54 had plumbing as their main Google category. Of those, 33 were open, had a website and listed Guelph, and 20 held 4.5 stars from 10 or more reviews. We list the top 7.
Is Pro House Maintenance free to use?
Yes. Pro House Maintenance is free for Guelph homeowners. You tell us about the job once, and we match you with several plumbers who have passed WSIB, insurance, reference and background checks. You compare their written quotes, hire the one you prefer, and our satisfaction guarantee backs the work.
Where can you find plumbers near Guelph?
The closest plumbers lists to Guelph cover Waterloo (24 km away), Milton (30 km away) and Brampton (44 km away). Each list follows the same method: 4.5-star Google ratings from 10 or more reviews, official registry checks where Ontario requires a licence, and free vetted matching from Pro House Maintenance at number one.
- Best plumbers in Waterloo (24 km from Guelph)
- Best plumbers in Milton (30 km from Guelph)
- Best plumbers in Brampton (44 km from Guelph)
- Compare free plumbing repair quotes in Guelph from vetted local pros
- Best plumbers across Ontario, city by city
- Plumbing Repair statistics and cost data from our research team
- Go Lime, Water Heater Replacement Cost in Ontario (2026 Guide)
- Job Bank (Government of Canada), Plumber wages in Ontario (updated November 19, 2025)
- Skilled Trades Ontario, Plumber trade information
- TSSA, Authorized Heating Fuel Contractors directory
- Government of Ontario, Your rights when starting home renovations or repairs