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HH Renovation & General Contracting Inc
- Basement
- Bathroom
- Price
“They worked with me in designing my washroom, choosing the materials and their color and installation was carried out very smoothly with great craftsmanship.”
Best Bathroom Renovation Contractors in Ajax, ON
24 companies listed · 10 in Ajax · 3 open 24/7 · 20 open weekends · 23 rated 4.5+
Data verified October 18, 2026
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Ultra Renovations Inc
- Remodeling
- Price
- Toilet
“We were very pleased with the final product and would highly recommend them for any remodeling or renovations that has any element of tiling or flooring.”
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Akma Design & Build
- Results
- Bathroom
- Project
“Big thanks to TK and AKMA BUILD AND DESIGN TEAM for there hardwork, transparency and dedication to this project and also there attention to detail specially the flooring crew”
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Floor and Bath Design
- Designer
- Roza
- Project
“He was a fantastic project manager alongside Roza, who designed everything and sent us pictures here and there throughout the construction period we were away.”
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Cancraft Inc
- Attention
- Quote
- Bathroom
“We hired CanCraft to Supply and Install our new Kitchen, Bathroom, and Laundry Room Cabinets and Counters.”
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Mr General Contractors & Renovations Durham
“After a terrible experience with a different company, we were left with a half-completed renovation job, including leaking plumbing in our crawlspace and felt that we had no way out of an absolute nightmare!”
Listed for homeowners in and around Ajax, ON, these 24 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: Ajax, ON
10 of the 24 companies we list are based in Ajax; the other 14 serve Ajax from towns including Scarborough (18 km), Markham (18 km) and Oshawa (16 km). The companies on this page are rated from 4.3 to 5.0 across 1,421 reviews; 13 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (91%), quality (85%) and responsiveness (76%). The topics that come up most in reviews of the companies on this page are "price", "communication" and "estimates". 3 are open around the clock; 20 are open on Saturdays and 10 on Sundays. The services the companies on this page list most often on their websites are kitchen renovation (4), flooring (3), basement renovation (2), bathroom renovation (2) and bathrooms (2). 3 show a licence on their websites. 7 have ten or more years of experience, the longest 25 years. 4 offer emergency call-outs; 1 offers financing or payment plans; 14 give free estimates and 3 list coupons or special offers. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
How much can I tell from these companies' websites?
A website is linked from 23 of the 24 listings here. Look past the finished photos for pictures taken mid-job: membrane on the walls, blocking between studs, an insulated duct heading outdoors. A company that photographs the parts nobody sees is telling you what it cares about.
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Clayson Construction
“He is always my first call when I need some help because every time I hire him I am always impressed with his prices, professionalism and the quality of the finished product he and his team produces.”
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Makenady Construction Services Inc. General Contractor Ajax
- Decisions
- Well
- Engineer
“One example is something that occurred on several occasions and consisted of them offering up suggestions for improvements that were beyond the design.”
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Jajio Renovation Inc.
- Bathroom
- Well
- Projects
“Our agreed upon estimate was reflective of the final costs, with additional unplanned costs, such as insulation and vapour barrier, being reasonably priced.”
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Superior Kitchen & Bath
- Bathroom
- Quartz
- Countertop
“There had been few delays due to the construction taking places at my place with this whole covid situation and they constantly follow up with me and provide guidance to make sure that both party is on same page.”
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Cozy Casa Homes
- Design
- Home Renovation
- Work
“What I truly appreciated was the ongoing dialogue and updates from Billy who was very involved and oversaw every step of the reno, and for going above and beyond.”
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MD Kitchen & Bath
- Cleaned
- Work
- Questions
“We requested an extremely tight turnaround and MD Renovations managed to complete the project in advance of the deadline, all while still maintaining exemplary customer service and quality of product.”
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Abad Home Corp.
- Renovation
- Condo
- Price
“The project was well-organized and completed on time, with my approval sought at every stage, including the selection of colors and flooring materials.”
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Arch Kitchen Cabinets
- Creativity
- Door
- Basement
“Following recommendations of 4 other kitchen installers, we chose Arch Kitchen because of their honesty, transparency, professionalism, experience and prompt responses.”
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Emerald Professional Painters
- Efficient
- Home
- Clean
“All the workers repeatedly asked if we were happy with everything from the quality of their work, to the colour (even offering to add an extra coat of paint if we weren't happy with the finish we chose.”
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Bradshaw Plumbing & Bathroom Renovations Toronto
- Drain
- Morning
- Job
“The Coriander quartz countertops are beautiful and practical and the addition of a touch technology faucet was a smart upgrade that makes cooking and cleaning up a breeze.”
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Rahma Granites Quartz & Kitchen Cabinets
- Budget
- Showroom
- Quartz Countertop
“The installation team was efficient, professional and respectful of my home - taking care to walk on drop cloths and laying tools down gently to avoid damaging my new flooring.”
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Handysolutions Renovation Contractor
- Patient
- Home
- Projects
“Very super efficient process, with Tian first talking us through what the plan for remediation was, and then everything after that was done very efficiently.”
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Paint Squad Cabinet Refinishing
- Painting
- Hardware
- Quote
“Jeff and his team at Paint Squad replaced and painted my kitchen cabinet doors The quality was excellent and the work was completed in two weeks from order to install.”
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Intact Kitchen & Renovation
- House Renovation
- Needs
- Communication
“Intact installed my laundry cabinets and quartz countertops, from initial consultation to completion, everything went smooth and communication was on point.”
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Reno and Repairs
- Subcontractors
- Basement
- Communicate
“I had heavy pictures to install, a retractable clothesline for my bathroom, two ceiling fans and light fixtures and a light switch to be changed and removed and new ones installed.”
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Durham Flooring and Kitchen
- Bathroom
- Home
- Vanity
“We recently moved to Oshawa (6 months ago) and searched a lot of companies/contractors for our kitchen renovation and finally decided to go with Durham kitchen and flooring.”
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JN Kitchen & Bath
- Pictures
- Quartz Countertops
- Attention
“The kitchen cabinets are not only visually stunning but also built to withstand daily use, showcasing the superior craftsmanship and high-quality materials used.”
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Stone Cut Inc
- Happy
- Questions
- Contractors
“After having engaged the Stonecut team for our kitchen renovation, I am happy to strongly recommend their services to anybody looking for a great contractor.”
Why these companies made our list
What customers say about companies in and near Ajax
- “The trades staff that completed the work were skilled, professional, courteous and extremely clean.” — customer of Floor and Bath Design
- “Thanks again to Scott, Brendan and Brian for doing exactly what they promised, as promised with expert craftsmanship.” — customer of Makenady Construction Services Inc. General Contractor Ajax
- “Max did great job finishing my basement, he is a professional handyman and provides reasonable pricing.” — customer of Reno and Repairs
Excerpts from public reviews of the companies listed on this page.
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