Your Trusted Full-Service Plumbing Experts in the GTA
Residential. Commercial. New Construction. Done Right — Every Time.
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Tell us about your project and we'll get back to you within one business day.
Contact Us NowExplore Our Full
Range of Services
Residential Plumbing
Whether it’s a leaking fixture, a full bathroom install, or a system upgrade — we provide complete plumbing services for homeowners across the GTA. No job is too small, and every job gets the same attention to detail.
Learn MoreCommercial Plumbing
We work with commercial property owners, plaza operators, and business landlords who need a reliable trade partner they can count on. We understand that downtime costs money, so we work efficiently and cleanly on every commercial project.
Learn MoreNew Construction
We partner with builders and developers to deliver precise rough-in and finish plumbing on new builds — on schedule and built to code.
Learn MoreRenovations & Unit Flips
Upgrading a kitchen, redoing a bathroom, or flipping a unit? We handle full replumbing and fixture upgrades to bring your space up to modern standards.
Learn MoreSuite Outfitting
Adding a basement suite or accessory dwelling unit? We handle the full plumbing scope from rough-in to finish — properly permitted and built to code.
Learn MorePipe & Riser Replacement
Aging galvanized, cast iron, or lead pipes are a liability. We replace full pipe and riser systems in multi-unit and high-rise buildings with minimal disruption.
Learn MoreCamera Inspection
Don’t guess — know. Our HD drain and sewer camera inspections locate blockages, cracks, and root intrusions fast so you can make informed decisions.
Learn MoreDrain Cleaning
Slow drains, backups, and blockages cleared fast — for homes, rental units, and commercial properties across the GTA.
Learn MoreOur licensed team gets it done right, every time
From minor repairs to full-scale construction installs, Leviathan Plumbing brings expertise, reliability, and professionalism to every job across the GTA. We show up, we communicate, and we deliver.
Who Is Leviathan Plumbing?
Leviathan Plumbing is a full-service plumbing company serving homeowners, landlords, and commercial property owners across the Greater Toronto Area. From small repairs to large-scale new construction, we handle every job with precision and professionalism.
Experienced & Certified
Fully licensed, Red Seal certified, and carrying full commercial liability insurance.
Reliable & Responsive
We show up when we say we will, work clean, and communicate clearly from start to finish.
Every Property Type
From single-family homes to large commercial portfolios — we handle it all with equal care.
Built for Property Owners of All Sizes
Whether you own one home or a portfolio of properties, we've got the expertise to handle it.
Residential Homeowners
Single-family homes, condos, and townhouses across the GTA.
Residential Landlords
Rental properties, tenant-occupied units, and investment homes.
Multi-Residential
Apartments, condominiums, and larger multi-unit buildings.
Commercial Plazas
Retail plazas, office parks, and mixed-use commercial properties.
Large-Scale Landlords
Property management companies and institutional landlords.
How We Get The Job Done
Contact Us
Reach out by phone or fill out our contact form — we'll get back to you within one business day.
Assess & Quote
We visit your property, assess the scope, and provide a clear upfront quote — no hidden fees or surprises.
Get It Done
Our licensed team completes the work efficiently, cleanly, and to the highest standard — every time.
Let's Work Together!
Ready to get started? Reach out today and we'll get back to you within one business day.
Get a QuoteOur Location
Greater Toronto Area, ON
What Our Clients Say
About Us
Real feedback from homeowners and property managers across the Greater Toronto Area.
“Exceptional work from start to finish. They replaced all the plumbing in our 1960s home and the team was professional, clean, and on schedule.”
We had three other quotes and Leviathan was the most thorough. They explained every step and left the site spotless every day.
“Reliable and detail-oriented. They outfitted the plumbing for our entire basement suite and it passed inspection on the first try.”
Communication was excellent throughout the project. Fair pricing with no surprises on the final bill.
