Bathroom Renovation Contractors
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About bathroom renovation services
A bathroom renovation covers everything from a cosmetic refresh to a full gut and rebuild. Work can include a new vanity, toilet, tub or shower, tiling for walls and floors, updated plumbing and venting, fresh lighting and electrical, waterproofing, and sometimes moving fixtures to improve the layout. Because a bathroom packs plumbing, electrical, tiling and ventilation into a small, wet space, it is one of the more technically demanding rooms to renovate. Quality waterproofing and drainage are what separate a bathroom that lasts decades from one that develops leaks, mould and rot behind the walls.
Homeowners renovate bathrooms to fix dated or failing finishes, resolve leaks and poor ventilation, improve accessibility for aging in place, or add value before a sale. Common triggers include a cracked tub surround, a mouldy grout line that keeps returning, a vanity too small for a shared bathroom, or the desire to replace a tub with a walk-in shower. Whether it is a compact powder room or a primary ensuite, the project has to respect plumbing locations, ventilation and moisture control, which is why professional planning and licensed trades matter so much in this room.
Bathroom renovation costs swing widely based on size, fixture quality and how much plumbing moves, so comparing several quotes is important. Two contractors can price the same bathroom very differently depending on the tile, the waterproofing method and whether they relocate the drain. Detailed estimates reveal what is included, such as waterproofing membrane, proper venting and quality fixtures, rather than just a lump sum. Lining up multiple bids on NeedReno helps you spot who has properly planned for the hidden, water-critical work behind the walls and who is quoting only the visible finishes.
Bathroom Renovation services we cover
Full bathroom gut and rebuild
Removing everything down to the studs and subfloor, correcting plumbing and venting, waterproofing, then rebuilding with new fixtures, tile and finishes for a complete transformation.
Walk-in and curbless showers
Replacing a tub or dated stall with a tiled or glass shower, including a properly sloped, waterproofed base, niche storage, and barrier-free designs for accessibility.
Tub to shower conversion
Removing a little-used bathtub and building a larger shower in its place, updating the drain, waterproofing and glass to modernize the space and improve daily use.
Vanity, sink and fixture upgrades
Installing new vanities, countertops, faucets, toilets and lighting, often the core of a mid-range refresh that updates the look without moving major plumbing.
Tile and waterproofing
Installing floor and wall tile over a proper waterproofing membrane, with quality grout and sealing, so wet areas stay leak-free and easy to clean for years.
Ventilation and accessibility
Adding or upgrading an exhaust fan to control humidity, and fitting grab bars, comfort-height toilets and curbless entries for safe, accessible bathing.
Signs you need a bathroom renovation pro
Recurring mould and grout failure
Grout keeps cracking, tiles feel loose, or mould returns no matter how often you clean, signalling failed waterproofing behind the surface that needs proper repair.
Soft floor or hidden leaks
The floor feels spongy near the toilet or tub, or you see water stains on the ceiling below, pointing to a leak that has reached the subfloor or framing.
Poor ventilation and humidity
The room stays steamy long after a shower, paint peels and moisture lingers, meaning the exhaust fan is inadequate and moisture is damaging surfaces.
Dated or impractical layout
A cramped vanity, an awkward tub, or fixtures that do not suit your needs, including accessibility, make the bathroom frustrating and worth reconfiguring.
What drives bathroom renovation cost
See the full cost guide →Scope and moving plumbing
A cosmetic refresh that keeps fixtures in place costs far less than a full gut that relocates the toilet, sink or shower drain, since moving plumbing means opening walls and floors.
Fixtures and tile quality
Vanities, faucets, toilets, glass and especially tile range from basic to high end, and the amount of tile plus intricate patterns add both material and labour costs.
Waterproofing and hidden repairs
Proper waterproofing membrane, and any rot or subfloor damage found once walls open, add to the total but are essential to a bathroom that lasts and stays leak-free.
Size and layout changes
A larger bathroom needs more materials, and structural or layout changes such as a curbless shower, a new window, or removing a wall increase the labour and trades involved.
Top Bathroom Renovation Contractors
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Concord, Ontario
Toronto's trusted renovation experts since 2009, kitchens, baths, basements & full home remodels across the GTA.
Vancouver, British Columbia
Vancouver kitchen renovation specialists offering layout and design planning and custom and semi-custom cabinetry.
Burnaby, British Columbia
Burnaby kitchen renovation specialists offering islands and cabinet refacing and countertops and backsplash.
Winnipeg, Manitoba
Dependable kitchen renovation in Winnipeg — custom and semi-custom cabinetry and layout and design planning and more.
Montreal, Quebec
Seasoned kitchen renovation in Montreal — custom and semi-custom cabinetry and countertops and backsplash and more.
At On Point Renovations, we’re proud to be your trusted general contractor in Ottawa, delivering exceptional home transf...
Bathroom renovation in the United States
the United States is a big market for bathroom renovation, and it is anything but uniform. From Gulf-coast humidity to northern winters, conditions across the United States vary enough that materials and methods are matched to the local climate.
From vanity, sink and fixture upgrades to vanity, sink and fixture upgrades, the specifics are local. State and city requirements vary, which is why hiring locally avoids permit and inspection surprises.
Use NeedReno to reach bathroom renovation contractors in your state, get quotes in US dollars, and hire locally with US standards.
How to choose a bathroom renovation contractor
Choose a contractor who understands that a bathroom is a wet room, and ask specifically how they waterproof showers and floors, since this hidden step is where cheap renovations fail. Confirm that a licensed plumber handles the pipework and a licensed electrician manages new circuits and the exhaust fan, because both are regulated trades and improper work causes leaks or electrical hazards near water. A good contractor will discuss ventilation, slope and drainage, not just the tile and vanity, and will pull permits when plumbing or electrical is moved.
Ask to see completed bathrooms, ideally showers similar to what you want, and read reviews for mentions of leak-free results and clean, on-schedule work. Verify liability insurance and get an itemized quote that separates demolition, plumbing, waterproofing, tile, fixtures and finishing so you can compare bids fairly rather than by a single number. Because so much value is in work you cannot see, the cheapest quote is not always the best. Gathering several detailed estimates on NeedReno helps you find a contractor who prices the water-critical work honestly and stands behind it.
What to expect from a bathroom renovation project
Design and selections
You finalize the layout, choose fixtures, tile and finishes, and the contractor confirms plumbing and electrical needs, orders materials and pulls any required permits.
Demolition
The old fixtures, tile and drywall are removed, often down to the studs and subfloor, exposing the plumbing and framing and revealing any hidden water damage to repair.
Rough-in and inspection
Licensed plumbing and electrical are updated or relocated, the exhaust fan is set, and the rough-in is inspected before walls are closed and waterproofing begins.
Waterproofing and tile
Wet areas receive a waterproofing membrane, backer board and drywall go up, and floor and wall tile are installed, then grouted and sealed for a durable finish.
Fixtures and finishing
The vanity, toilet, shower glass, faucets, lighting and trim are installed, everything is tested for leaks and proper drainage, and the space is cleaned for handover.
Bathroom Renovation: frequently asked questions
How much does a bathroom renovation cost?
Cost depends on the size, the fixtures and tile you choose, and how much plumbing moves. A cosmetic refresh that keeps fixtures in place is far less than a full gut that relocates the toilet or shower and retiles everything. Hidden repairs like a rotten subfloor can add to the total once walls open. Comparing several itemized quotes is the best way to understand fair pricing for your bathroom.
How long does a bathroom renovation take?
A typical full bathroom renovation runs a few weeks, allowing for demolition, plumbing and electrical rough-in, inspection, waterproofing, tiling with proper curing time, and fixture installation. A simple refresh is faster, while relocating plumbing, custom tile or unexpected repairs extends it. Material lead times and inspection scheduling also affect the timeline, and tile needs time to set before grouting, so ask each contractor for a realistic schedule in their written quote.
Do I need a permit for a bathroom renovation?
If the project moves or adds plumbing or electrical, most Canadian municipalities require a permit and inspection, and that regulated work should be done by licensed trades. A purely cosmetic swap of a vanity or paint often does not. A reputable contractor will tell you what your specific scope requires and handle the permit and inspection process so the finished bathroom is compliant.
Is it worth converting a tub to a walk-in shower?
For many homeowners, yes. If a tub goes unused, replacing it with a larger walk-in shower improves daily comfort and accessibility, especially for aging in place. It requires updating the drain, waterproofing a sloped base and often adding glass. Keep in mind some buyers still want at least one tub in the home, so consider your long-term plans when deciding which bathroom to convert.
How do I find a good bathroom renovation contractor near me?
Look for a contractor with a portfolio of completed bathrooms, strong reviews mentioning leak-free, on-time work, proper insurance, and the use of licensed plumbers and electricians. Ask specifically how they waterproof showers and floors. Requesting several detailed, itemized quotes lets you compare scope and pricing rather than picking on price alone. NeedReno makes it easy to line up and compare local bathroom renovation contractors.
Why does my bathroom keep getting mouldy?
Recurring mould usually points to excess humidity from weak ventilation, or to failed waterproofing and grout letting moisture into the walls. An undersized or missing exhaust fan lets steam linger, while cracked grout and loose tile allow water behind the surface. A renovation that adds proper ventilation and a waterproofing membrane, not just new grout, addresses the root cause rather than the symptom.
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