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Quartek Group Inc
“Great people, the employees are always very organized”
Best Architects in St. Catharines, ON
24 firms listed · 11 in St. Catharines · 3 open weekends · 18 rated 4.5+
Data verified October 18, 2026
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ACK Architects Studio Inc.
“Great atmosphere, professional service!”
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Parker Architects Inc.
“Personally, this company (Parker Architects) who i have worked for, as a Contractor, have found Dave Parker, as well as his team of people to be highly organized and very clear and consise in their communication with myself as well, are held in stan...”
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Whiteline Architects Inc.
“Good place for homes”
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The House
“All done on time and on budget.”
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Designs by Santy Inc
“Great detail in the design and reasonable price for the services provided.”
The 24 firms listed for St. Catharines, ON provide architectural services. The building types they take, the services they include and the registrations they claim are taken from their own websites, and the ratings and quotes come from public reviews.
Area overview: St. Catharines, ON
11 of the 24 firms we list are based in St. Catharines; the other 13 serve St. Catharines from towns including Niagara Falls, ON (17 km), Welland (22 km) and Niagara Falls, NY (20 km). 20 of the firms on this page have a rating, from 4.1 to 5.0 across 139 reviews; 18 are rated 4.5 or higher. 3 are open on Saturdays and 1 on Sundays. Domain records put 13 websites of the firms on this page at ten or more years old; the oldest dates from 1998. 1 gives free estimates. We have a website on file for 22 of the firms on this page; 14 publish a contact page and 14 list a public email. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book.
Does it matter if the firm is outside St. Catharines?
11 of the 24 firms give an address in St. Catharines, and the others come from other towns within 25 km. Familiarity with the municipality counts, because zoning bylaws and permit practice differ from one city to the next. Ask what they have had approved locally and how site visits will be handled.
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2M Architects Inc
“Always professional ans helpful”
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Archway & Associate Architects
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Robert Kimpinski Architect Ltd
“Great architect, very friendly and nice to work with .”
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Mikuska Design
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Brouwer Architecture Inc.
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Stallion Construction Group Inc.
- Expertise
- Project
- Deliver
“With their unparalleled expertise in custom design-build services, industrial & warehouse services, residential services, and commercial services, they consistently deliver exceptional results.”
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Jordan Station Design Co. Inc.
- ADU
- Team
- Investor
“From the moment we met with Jordan for our business needs, he was attentive, on time, transparent and very detail oriented, with extensive knowledge of the Building Code, along with details required for permitting applications and approvals with the ...”
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Canboro Creations Inc
- Renovation
- Project
- House
“We knew we needed professional advice and we needed to work with someone with the knowledge of what was possible and the creative vision to help us imagine how to bring our ideas to life.”
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Raimondo & Associates Architects Inc
“It's no wonder why they've been in business for 30 years.”
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Corriveau Cadd
“I cant say enough about how great it was working with mike.”
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Konsept
“As a previous employee I can say that if you want a house built above code and high quality them that's Konsept.”
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Polka Engineering
“If you are in the market for someone to design your home or any space in your current house I can not recommend Polka Engineering enough!!!”
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Architect Osama Abo Nassar
“He is one of the Best Architect at the Niagara Region.”
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Chapman Murray Associates Architects Inc.
“Chapman Murray Associates Architects have provided exceptional design concepts and have exceeded all expectations through out the planning and execution of our project and we would recommend the firm to anyone looking for residential additions.”
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AAA Drafting Services
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De Simone Designs
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Peter J Lesdow Architect
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Matthew Schmid Architecture Inc.
Architectural Services in St. Catharines, ON Cost Estimates
Minimum cost
$685
Maximum cost
$36528
National Average
$5986
Avg Per Hour Rates
$215
$2282
$10224
Average price range is based on 355 cost profiles
Why these companies made our list
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