Byams Plumbing
“Very prompt response to my quote request, follow-up and appointment coordination; I had multiple faucets to set up and/or replace and Chris, Samuel and Nate were very polite, punctual, efficient and left the work space spotless.”
Best Bathroom Renovation Contractors in Kitchener, ON
21 companies listed · all 21 in Kitchener · 12 open weekends · 18 rated 4.5+ · 1 shows a licence
Data verified October 21, 2026
Westmount Craftsmen
“The project was timely and all the staff were great to work with.”
All-Brite Glass & Tint
“I was just so impressed with my experience, and would not hesitate to refer anyone there.”
Kitchen & Bath World
“We would highly recommend your company, Kitchen & Bath in Kitchener to our family and friends.”
Covach Bros Inc
“We just did a major project and they were so helpful with suggestions and did outstanding work!”
Natural Stone City
“Maria was wonderful in guiding us through the selection, pricing and coordination with her team for measurements and installation.”
Listed for homeowners in and around Kitchener, ON, these 21 companies remodel bathrooms, including basement bathrooms and the venting problems that come with them. Each card repeats what the company says about itself on its own site, and the reviews underneath it were left by customers.
Area overview: Kitchener, ON
All 21 companies we list here are in Kitchener itself. We have 28 companies in Kitchener on file; this page shows the highest-rated 21. The companies on this page are rated from 3.9 to 5.0 across 2,671 reviews; 8 have 50 or more reviews and 18 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (96%), quality (91%) and responsiveness (87%). 11 are open on Saturdays and 4 on Sundays. 1 shows a licence on its website. Domain records put 9 websites of the companies on this page at ten or more years old; the oldest dates from 2000. 1 offers financing or payment plans; 8 give free estimates; 4 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 21 of the companies on this page; 18 publish a contact page; 20 list a public email and 2 take bookings online. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Do any of these crews work on Saturdays?
Saturday or Sunday hours show up on 12 of the 21 listings here. That often means the office answers, not that tile is going down. It matters most in a one-bathroom house, where a Saturday of curing time can pull the whole job forward by days.
JC Waterworks Plumbing
“Their price is also good and work is always up to the standards.”
Choice Cabinet Canada
“I am not good with decor so I communicated what I wanted to achieve, took their professional advice and I love my new quartz countertop.”
Blackstone Cabinetry Inc.
“They did such an amazing job that I wanted Shannon to do the kitchen and bathrooms at our cottage that we just had custom built.”
Gluzman Contractors
“We are very happy with the finished project and would recommend them to any of our family and friends.”
Ridgeview Homes Inc.
“And KELLY KUNTZ helped alot from one agent to another she is 100 the right person to go to she makes sure that u understand everything, before u make any decisions .”
ION Contracting
“Bogdan from ION Contracting did an amazing job with the tile work/design in my bathroom, his attention to detail and focus is reflected in his craftmanship.”
Apple Ridge Construction
“Completed a basement finishing project with in-law suite with great attention to detail and timeliness.”
Ried Renos
“Ed did amazing job removing our popcorn ceiling and placing pot lights in our kitchen and living room also painted ceiling for us.”
Allen's Contracting
“AMAZING JOB with the renovations he did at our home and the kitchen he put in is just AMAZING!”
KW Proper Finishing
“Mike the owner of the business is a very skilled and pays intense attention to detail and does a great job.”
Major Decorating Ltd
“One of the greatest Reno Companies I've had the pleasure of working with.”
Real Homeworx Ltd.
“Curtis, professional and quality workmanship is how I would describe this company.”
Timeline Journey
“Steve (owner) quoted me a number and actually knocked a few bucks off at the end because his crew came in under budget”
Black Walnut Homes
Your Modern Kitchen
“Great place, Neel Amin is the best!”
Why these companies made our list
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