Innovative Interior Consultants Inc
“You are truly great people that provide unbelievable service, dedication and results to ensure your clients get exactly what you are looking for.”
Best Interior Designers and Decorators near St. Thomas, ON
1 of these firms is based in St. Thomas; the others serve St. Thomas from London (24 km) and Delaware (21 km).
5 open weekends · 12 rated 4.5+
Data verified October 18, 2026
A First Impression Professional Home Staging Services
“The accessories highlighted the rooms without overpowering, and every item added, optimized our living space and made every space look spacious and functional in a very relatable way.”
Kitchens Alive
“We have engaged them on both a large main floor renovation and a smaller bathroom upgrade and continue to receive compliments from friends on the finished work.”
Verbeek Kitchens & Bath
“Many thanks to Darlene and staff for doing a wonderful job on my new kitchen.”
Casey's Creative Kitchens
“Choosing Casey's Creative Kitchens - London for our kitchen transformation was a decision we're truly happy with, and much of that satisfaction comes from our wonderful experience with designer Angeline Kassar.”
Design House London Inc.
“Strongly recommend this amazing company for any of your interior design needs!”
The 15 firms listed for St. Thomas, ON take on interior projects. The rooms they specialize in, the credentials they claim and the stages their service covers are all drawn from their own websites, alongside ratings and quotes from public reviews.
Area overview: St. Thomas, ON
The 15 firms on this page are rated from 4.3 to 5.0 across 282 reviews; 12 are rated 4.5 or higher. When customers rate these firms on specific qualities, they most often praise professionalism (90%), quality (83%) and responsiveness (74%). 5 are open on Saturdays and 1 on Sundays. 3 have ten or more years of experience, the longest 22 years. 1 gives free estimates. We have a website on file for all 15 of the firms on this page; 14 publish a contact page and 13 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.
Where can I see a firm's finished projects?
Websites appear on all 15 listings here. Look past the styling for evidence of layouts changed and problems solved, and for homes of your vintage. Ask which projects the firm ran from start to finish and which it only furnished, since the photographs rarely say.
Lightbeam Design by Habitart Group
“Luigi was a pleasure to work with, and was sincerely concerned with my happiness for his products.”
Nicole Leak Designs
“She brought the whole thing to life and made what can be typically stressful so much easier.”
Uppa Concrete
“The detail they put into every aspect of our work together was such a testament to the quality and uniqueness of their products.”
Hedgeford & Berkley Inc
“Your level of detail and customer service is truly special!”
Dp Design Studio+
“Her creativity shines brightly along with her beautiful & fun personality.”
Absolute Home Creations
Covenant Construction- Clay
“If I needed any work done on my home, Covenant Construction would be who I called.”
Black Mountain Design Group
“Hali transformed my tiny apartment bathroom into a welcoming spa-like space and has helped me arrange my living room furniture and accent pieces in a much more cohesive way.”
Louise's Home Staging Inc
“Many people including the realtor were impressed with the staging style and quality.”
Why these companies made our list
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