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Live In Style
- Result
- Decision
- Bedroom
“She was attentive and supportive in this very stressful project, provided directions to all resources and design ideas from top to bottom, and took us hand in hand through each stage.”
Best Interior Designers and Decorators in Thornhill, ON
24 firms listed · 15 in Thornhill · 2 open 24/7 · 14 open weekends · 20 rated 4.5+
Data verified October 18, 2026
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Quadrant Architects
- Interior
- Innovative
- Attention
“I've had the great pleasure of collaborating with Studio Quadrant on several projects, interior and architectural design for 3 town house, 4 semi-detached and my own detached house in Ottawa.”
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Artycon
- Result
- Budget
- Kitchen
“There were several difficulties with the way the architect imagined the project, and Amir managed to make everything work, without increasing the cost or the timeframe.”
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RZ Interiors
- Creativity
- Flexibility
- Living Room
“Shima took the time to underestand our personal style as well as our lifestyle needs and incorporated our ideas while also introducing innovative concepts we would not have thought of on our own.”
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Total Home Decor Inc
- Design
“Together Nick and Lisa have created a total interior design service which is all inclusive of design, suggested room layouts, paint and wall paper selection, blinds, furniture, accessories and more.”
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Canashade Design
“The staff was incredibly knowledgeable, helping me choose the perfect blinds and shades that matched my home's decor and my personal style.”
The 24 firms listed for Thornhill, 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: Thornhill, ON
Of the 24 firms we list here, 15 are in Thornhill itself and 9 come from towns including Toronto (4), North York (2) and Brampton (1). 22 of the firms on this page have a rating, from 4.3 to 5.0 across 925 reviews; 9 have 50 or more reviews and 20 are rated 4.5 or higher. When customers rate these firms on specific qualities, they most often praise professionalism (91%), responsiveness (87%) and quality (85%). The topics that come up most in reviews of the firms on this page are "cleanliness", "efficient" and "estimates". 2 are open around the clock; 14 are open on Saturdays and 4 on Sundays. 2 show a licence on their websites. Domain records put 7 websites of the firms on this page at ten or more years old; the oldest dates from 1999. 2 offer emergency call-outs; 2 offer financing or payment plans; 5 give free estimates and 2 list coupons or special offers. We have a website on file for 23 of the firms on this page; 21 publish a contact page and 22 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.
Where can I see a firm's finished projects?
Websites appear on 23 of the 24 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.
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Expose Design Group Inc.
- Team
- Professional
“A design oriented and technical approach to interior design and architecture is the essence of this design office.”
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Al-D Home Improvement Solutions
- Kitchen
“Really appreciate your efforts to do the work professionally….”
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Dreams Luxury Design
“What I appreciate most is her ability to recognize our needs/wants and then create a space which reflects our personality and our home's full potential.”
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Vaisman Design
“He helped us tremendously choosing the right contractors and the right materials to make our place unique and standout.”
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B.Y. Designs Inc.
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Elysha Interiors
- Budget
- Renovation
“Her knowledge and wonderful taste and the ability to work with any budget given to her or an unlimited budget was fantastic, I would highly recommend her for any project, big or small.”
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Stephenson Design Associates Inc
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Performance Staging
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Mazi Interior Design
- Results
“It was great pleasure working with Mazi on our master bathroom design project!”
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The Mills Team
- Family
- Expertise
- Information
“We would highly recommend Sarah O'Neill and The Mills Team to prepare your house for staging and to professionally guide you through the selling process.”
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Interior Nation
- Cabinets
- Meeting
- Contractors
“My husband and I have two small children (7 and 11 yrs) and we can truly share that if you are thinking of a renovation however cannot make a commitment due to fear of what may or may not happen in return for you money, we say go to Kitchen Nation.”
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Easy Afford Kitchen Renovation
- Ikea
- Questions
- Competitive
“They are real experts on IKEA furniture installation, our new kitchen cabinets' installation was fast, accurate and very professional plus the lead installer (Tebe) answers our questions and gave us excellent advice on the shelves' final locations.”
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Level Up Group Consulting Inc.
- Schedule
- Result
- Quote
“We recently used LevelUp for our basement renovation after receiving their contact from neighbours who were also pleased-- and we were not disappointed!”
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Emerald Professional Painters
- Price
- Walls
- Quote
“While their work was great, their price was fair and their demeanor was professional while painting a property in Whitby, what we liked the most about working with Cam and his team at Emerald Painters was their flexibility and care about our situatio...”
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Direct Interiors
“Thank you for spending countless hours on the phone and through email answering all my questions and ensuring that everything was on time and exactly what we wanted our space to look like!”
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LUX Design Inc.
- Furniture
- Floor
- Lighting
“We are both working professionals with an appreciation for style but are too busy to pull a design together so we decided to place all of our trust in LUX.”
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The Organizational Stylist
- Projects
- Needs
- Bedroom
“The organized styist and team helped me to let go of 10 or more garbage bags of stuff plus 8+ large rubbermaid bins of inherited christmas decor and tons of unloved, unneeded clothes were sent to charity.”
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Love Your Stairs
- Results
- Dog
- Meeting
“After we decided on the carpet we wanted with him (he came over with tons of different samples) he ordered it and right when it came in, someone was sent over to install it the next day.”
Interior Design Services in Thornhill, ON Cost Estimates
Minimum cost
$343
Maximum cost
$50226
National Average
$7425
Avg Per Hour Rates
$166
$2184
$12859
Typical price range is based on 387 cost profiles
Why these companies made our list
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