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Toronto interior design

Timeless style. Thoughtful function. Expertly delivered.

Elevate your home with custom interiors designed to reflect your personality and needs. Our Toronto interior designers combine creativity and technical knowledge to transform your space from concept to the final end result—balanced, beautiful, and built for life.

Canadian Home Builders Association Housing Excellence CHBA Finalists
renomark
bbb acredited business
top choice award 2019
Bild awards finalist
roundtables member
Homestarts Best of Award Winner
Best of Houzz
Toronto Building Renovator License GTA
Holmes Approved Homes Contractor GTA

Why choose our interior design firm in Toronto?

A stunning home renovation starts with careful planning and design, as quality materials alone can’t compensate for poor design. Our proven approach guides homeowners in discovering unique solutions, ensuring every detail is thoughtfully planned before construction. Whether you’re clear on your vision or seeking inspiration, our skilled in-house team is here to listen and deliver innovative results that elevate your home.

20+ years of expertise

With decades of experience in interior layout planning, our experts have worked across Ontario, handling projects from modern condo updates to full-house transformations. We're proud to be one of the leading design firms in Toronto, trusted for delivering curated interiors that exceed expectations.

Award-winning designers

Our crew includes experienced Toronto interior designers recognized for their originality and attention to detail. We’re constantly exploring new ideas and materials to keep your rooms fresh yet timeless. Each design is unique—tailored to meet your specific needs, not just follow trends.

Tailored to your lifestyle

Every area we design is a reflection of your routine and taste. From family-friendly layouts to calming retreats, we deliver interiors that feel personal, purposeful, and easy to live in. It’s this balance of beauty and function that defines a successful space makeover in Toronto.

Turnkey solutions

We manage every phase of the process—from concept to construction—so you don’t have to juggle vendors or timelines. From choosing materials to coordinating installations, our service is designed to be clear, consistent, and client-focused.

Luxury meets functionality

Aesthetic value matters, but it must serve real life. We use smart layouts, practical furnishings, and custom detailing to improve your everyday experience. This blend of elegance and utility makes Sosna one of the most trusted interior decorators in Toronto.

Smooth, focused process

We simplify the design process with expert guidance at every step. Your project stays on schedule and within what you want to spend, thanks to our organized system and responsive professionals. From the initial meeting to the final reveal, we’re here to keep things moving forward.

Our interior design services

We specialize in custom, full-scale home renovations tailored for homeowners looking to transform their space with lasting quality and thoughtful design.

Space Planning
Layout optimization for better flow and efficient use of square footage.
Residential Design
Thoughtful design solutions for any room or the entire home, tailored to your needs and personal style.
Concept Development
Clear creative direction through mood boards and layout sketches that define your project’s vision.
Colour Consultation
Smart palette selections that deliver harmony, flow, and character across your living environments.
Product Procurement
Sourcing premium materials and fixtures from trusted suppliers—on time, on budget, and aligned with your design vision.
Fixtures and Finishes
Sourcing quality materials and surfaces that enhance both durability and aesthetics.
Furniture Layout
Curated furnishings selected to support your goals and elevate the overall design.
Lighting Design
Strategic lighting layers that balance ambience, utility, and mood.

Our gallery

Your Trusted Interior Design Company

Sosna has been crafting beautiful interiors in the GTA for over two decades. Our work has been featured in top publications, and our clients regularly tell us we were the best decision they made in their renovation journey. We bring expertise, creativity, and a practical mindset to every project, helping you fall in love with your living area again.

Meet our team

Our experienced team of designers, project managers, and consultants works together to deliver exceptional results. With deep local knowledge and a commitment to quality, we create spaces that reflect your style and support your daily life.

interior design Toronto

Our design process

Concept planning

We begin by understanding your goals, lifestyle, and design preferences to shape the creative direction of your renovation.

Feasibility, inspections & layout options

We conduct detailed inspections—structural, mechanical, and specialty—then develop layout options to determine what’s possible and practical.

Design development & 3d visualization

See your future space come to life with 3D renderings. Together, we refine layouts and select finishes, fixtures, and materials.

Final drawings, scope & budget approval

Once your design is finalized, we prepare working drawings, scope the full project, and provide an accurate quote and construction schedule for approval.

What Our Clients Say About Us

Service areas – interior designer near you

We proudly serve Toronto and surrounding areas, helping homeowners across the GTA bring their spaces to life with expert design solutions.

SOSNA Service Area Coverage

FAQs

Timelines vary. A single-room refresh may take 4-6 weeks, while full-home projects can last several months depending on complexity and material lead times.

Yes. We can integrate your existing furniture into the new design or suggest refinishing or repositioning where appropriate.

Absolutely. We offer full-service design only as part of complete renovation projects—seamlessly integrating planning, design, and construction from start to finish.

Yes, we offer remote design services, including digital plans, video calls, and 3D mockups for people across Canada.

Book a free consultation with our professional team to discuss your style, budget, and goals. From there, we’ll compile a custom plan tailored to your home.

Ready to transform your home?
Let’s connect and make your vision a reality! Our team is dedicated to understanding your unique needs and providing personalized renovation solutions that align with your vision and budget.
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