Best Interior Designers and Decorators in Newmarket, ON
17 firms listed · all 17 in Newmarket · 7 open weekends · 14 rated 4.5+
Data verified October 19, 2026
Newfie Sisters Staging & Downsizing Inc.
The Art
Northern Interiors
Feather Home Staging and Decor Inc.
Dephine Construction Inc
The 17 firms listed for Newmarket, 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: Newmarket, ON
All 17 firms we list here are in Newmarket itself. We have 19 firms in Newmarket on file; this page shows the highest-rated 17. 15 of the firms on this page have a rating, from 4.1 to 5.0 across 269 reviews; 1 has 50 or more reviews and 14 are rated 4.5 or higher. When customers rate these firms on specific qualities, they most often praise professionalism (100%), quality (83%) and responsiveness (72%). 7 are open on Saturdays and 3 on Sundays. 2 have ten or more years of experience, the longest 15 years. 1 offers financing or payment plans; 3 give free estimates and 3 list coupons or special offers. We have a website on file for all 17 of the firms on this page; 12 publish a contact page; 14 list a public email and 1 takes bookings online. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book.
Do any designers listed for Newmarket offer a free consultation?
3 of the 17 firms here advertise a free first consultation. It is a chance to test the fit rather than to collect ideas. Ask about the fee structure, the stages included and whether they have worked in buildings like yours, condominiums included. Paid concept work usually starts after that meeting.