Best General Contractors in St. Catharines, ON

23 companies listed · all 23 in St. Catharines · 11 open weekends · 20 rated 4.5+ · 2 show a licence

Data verified October 21, 2026

Grossi Tile & Building Centre Ltd

Grossi Tile & Building Centre Ltd

4.5 71 reviews
“When you're faced with the overwhelming aspects of renovating, you don't always realize necessary details because you're not asked the right questions… Well, Grossi takes the time, one on one, to make sure that everything is completely thorough.”
Since 1972Free consultationFamily-ownedPrices online
37 Maywood Ave
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FB Drywall Inc.

FB Drywall Inc.

4.9 45 reviews
“I recommend him and his team and would use them again on our next project”
Free consultationLicensed30+ years
34 Welstead Dr
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Mitchell's Stucco and Parging

Mitchell's Stucco and Parging

4.8 59 reviews
“Had Justin come by and finish my patio and steps that was all pitted and damaged.”
Serves Niagara RegionSince 2024
12 Murray St
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AA Design Group

AA Design Group

5.0 31 reviews
“Vlad was transparent through the whole process and most importantly, he finished early and was on budget!”
Free consultationServes St. Catharines, Niagara Falls, Greater HamiltonFamily-ownedSince 2021
83 Rochelle Dr
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Complete Casa Construction

Complete Casa Construction

5.0 32 reviews
“Had the pleasure of working with Casa Construction and Ryan for an interlock project on my front yard stairs and backyard, and I couldn't be more impressed.”
Since 2022
32 Woodrow St
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Bevco Homes Limited

Bevco Homes Limited

5.0 26 reviews
“Building quality homes is not easy in normal times but, when you factor the additional challenges of Covid into the equation, Bevco has delivered on creating a great little community of happy residents in Simcoe”
292 Vine St
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Listed for homeowners in and around St. Catharines, ON, these 23 companies take on multi-trade work, from a basement build-out to a full renovation. What each one says about licensing, hours and the work it takes on comes from its own website; ratings and quotes come from public reviews.

Area overview: St. Catharines, ON

All 23 companies we list here are in St. Catharines itself. We have 38 companies in St. Catharines on file; this page shows the highest-rated 23. The companies on this page are rated from 4.0 to 5.0 across 512 reviews; 3 have 50 or more reviews and 20 are rated 4.5 or higher. The topics that come up most in reviews of the companies on this page are "price" and "quality". 11 are open on Saturdays and 4 on Sundays. 2 show a licence on their websites. 5 have ten or more years of experience, the longest 30 years. 1 offers financing or payment plans; 6 give free estimates and 5 are family- or locally-owned. We have a website on file for all 23 of the companies on this page; 20 publish a contact page; 21 list a public email and 1 takes 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 companies say they are licensed?

2 of the 23 listings on this page show a licence on their websites. Verify the claim with the issuing body. Then ask separately for a WSIB or provincial WCB clearance letter, which is the document that keeps a workplace injury on your property from becoming your bill.

Craftwood General Contracting

Craftwood General Contracting

5.0 25 reviews
“Steve took the time to understand my project and executed and completed it quickly, and accurately.”
Assessment $200, credited to the jobSince 2022Serves Greater Niagara Region
536 Bunting Rd
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The Innovative Group

The Innovative Group

4.8 16 reviews
“We have dealt with Jeremy a few times and he never fails to impress.”
Free consultationSince 2014
1 Hewko St
i
Amak General Contractors Corp.

Amak General Contractors Corp.

5.0 15 reviews
“Although there was a very insignificant cost variation at the end, I guess that was because I wanted a small part of the project done a little differently.”
Free estimatesInsured & bondedFamily-ownedLicensed
St. Catharines, ON L2R 3C3
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TPR Group

TPR Group

5.0 29 reviews
“He was professional, punctual, and went above and beyond to ensure everything was done to our satisfaction.”
LicensedServes Niagara RegionSince 2022
174 Eastchester Ave Ste 3
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Western Bathtub Reglazing-Repairs

Western Bathtub Reglazing-Repairs

4.4 14 reviews
“If you need a bathtub repaired in a timely manner at a excellent price point, Western Bathtub is everything you'll need.”
Free consultation
Shaver Ct
i
Dixa Inc. Design & Renovations

Dixa Inc. Design & Renovations

5.0 10 reviews
“As a realtor, I've collaborated with numerous contractors, but none match the professionalism, craftsmanship, and attention to detail displayed by Dixa Inc.”
Free consultationSince 2022
659 Vine St
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Rock Maple Niagara

Rock Maple Niagara

5.0 11 reviews
“Most importantly they listened to what we needed, provided options and gave us an accurate time and dollar estimate.”
2305 Pelham Rd
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De-Cor Homes and Renovations Inc.

De-Cor Homes and Renovations Inc.

5.0 1 review
“Corey and the team were always professional and got the job done efficiently and with plenty of attention to detail.”
Since 2020
4 Treeview Pl
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Eric Wiens Construction Ltd

Eric Wiens Construction Ltd

4.5 4 reviews
“After moving in Dan and Markus Wiens addressed and resolved any issues in a timely manner.”
Since 1989Serves Niagara RegionFamily-owned
3705 Ninth St
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Pritula Homes Ltd.

Pritula Homes Ltd.

4.0 3 reviews
“They worked unbelievably hard to get our project into a budget we could support when our project changed scope, and although our project took longer than expected from delays starting with the safety concerns, we are so happy we chose them to renovate our home”
Financing
5 Bascary Crescent
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Hahn Builders

Hahn Builders

4.6 6 reviews
“Once again the Hahn Builder's team did not disappoint - everything ran smoothly and the finished project is more beautiful then we imagined”
Since 2022
54 Wilfrid Laurier Crescent
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Brouwer Construction (1981) Ltd

Brouwer Construction (1981) Ltd

5.0 1 review
Since 2004Family-owned
1880 Niagara Regional Rd 81
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Niagara Home Renovations

Niagara Home Renovations

5.0 2 reviews
“When you renovate older homes sometimes you find issues that were not planned, Tom has knowledge and skills for correct work arounds to fix and renovate these issues to code.”
63 Beamer Ave
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Merit Contractors Niagara

Merit Contractors Niagara

5.0 2 reviews
“Very organized and professional to deal with.”
Since 2000
140 Niagara St
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Carpcon Construction Inc

Carpcon Construction Inc

4.2 1 review
“They were incredibly knowledgeable and guided us through every step of the process, ensuring that all our concerns were addressed promptly.”
5 Keefer Rd
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Avan Gard Mechanical Group Ltd.

Avan Gard Mechanical Group Ltd.

5.0 1 review
80 Grantham Ave S Unit 300
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Parkside Homes

Parkside Homes

Since 1986Serves Niagara Falls, Niagara-on-the-Lake +7
36 Meadowbrook Crescent
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HomeGeneral ContractorsOntarioSt. Catharines, ON

Why these companies made our list

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