Polygon Engineering Inc.
“I would highly recommend them if anyone interested in getting 2nd dwelling unit/Basement approved from City they are professional in their work..”
Best Architects near Halton Hills, ON
These firms serve Halton Hills from nearby bases in towns including Brampton, Mississauga and Milton.
12 firms listed · 3 open weekends · 11 rated 4.5+ · 2 show a licence
Data verified October 18, 2026
Kingswood Engineers Ltd
“I still remember dealing with a very critical fire separation issue for one of the duplex houses and the way Igor & his team helped us to get through it.”
Noble Prime Solutions Ltd.
“Excellent service that's delivered on time along with all the engineering & design expertise.”
Sensyst the Business Interiors Group
“Their team creates great designs, solid drawings and provide competent leadership to run the project through to completion.”
Rojas Empire
“He has a wealth of knowledge, has numerous contacts and continuously follows up to get the job done”
B'pal Architecture Studio Inc
“She has always been approachable and has always answered our questions in detail both on audio calls and video calls.”
The 12 firms listed for Halton Hills, 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: Halton Hills, ON
The 12 firms on this page are rated from 4.3 to 5.0 across 650 reviews; 4 have 50 or more reviews and 11 are rated 4.5 or higher. The topics that come up most in reviews of the firms on this page are "professional" and "knowledge". 3 are open on Saturdays and 2 on Sundays. 2 show a licence on their websites. 4 have ten or more years of experience, the longest 29 years. 2 give free estimates. We have a website on file for all 12 of the firms on this page; 11 publish a contact page and 11 list a public email. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book.
How many listed architects say they are licensed?
2 of the 12 firms here show a licence on their websites. Take the number to the provincial association of architects, which maintains the register and a certificate of practice list. Ask which registered architect will be responsible for your project, since the firm holding the certificate and the person doing the work are not always the same.
Huis Design Studio Ltd.
“Thank you Kurtis for being a part of our journey and helping us build our dream home on a very sentimental property.”
Pahari Designs
“Would 100% recommend this to anybody who wants to design or make plans for their house.”
Eco-Arch Consultants Inc.
“Our lot is located in Caledon ON and Vishu & his team assisted us in obtaining all the required approvals which includes Site Plan approval, Zoning approval, Building permit etc.”
Captive Designs
“We had a great experience working with them and appreciate the thoughtful design management and attention to detail that went into the project.”
CRB
Archisystem Inc
“Architect Sarwat Ahmed and his team at Archisystem Inc are super friendly and are really easy to work with.”
Why these companies made our list
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