About the Studio
JT & Co. Interiors is a full-service interior design studio based in Oakville, Ontario, specializing in thoughtfully designed homes that feel timeless, refined, and deeply considered.
Our work is grounded in the belief that great design begins long before the finishes are selected. Every project starts with understanding how a home should function — how spaces flow, how light moves through the rooms, and how the details come together to create a cohesive experience.
We approach each project with a balance of creativity and precision, working closely with homeowners, builders, and trades to ensure that every decision is intentional and aligned with the overall vision.
The result is a home that feels effortless, layered, and designed to stand the test of time.
Our Design Philosophy
At JT & Co., we believe the most beautiful spaces are not created through trends, but through thoughtful planning and restraint.
Our approach is rooted in quiet luxury — materials that age well, details that reveal themselves over time, and interiors that feel both sophisticated and comfortable to live in.
We focus on proportion, texture, and balance, carefully layering natural materials, architectural details, and refined finishes to create spaces that feel calm and cohesive.
Design, for us, is not simply about making a room look beautiful.
It is about creating environments that feel considered, functional, and enduring.
Every project is an opportunity to shape a space that reflects the lifestyle of the people who live there, while maintaining a timeless aesthetic that will remain relevant for years to come.
About Jelena
Our studio is led by founder and principal designer Jelena Tosic.
Jelena approaches each project with a deep appreciation for thoughtful design, proportion, and the small details that shape how a space ultimately feels. Her work is grounded in the belief that a well-designed home should feel both elevated and effortless — carefully considered, yet comfortable to live in.
Working closely with homeowners, builders, and trades, Jelena guides the design process from early planning through final installation, ensuring that each decision contributes to a cohesive and intentional result.
Her signature style blends clean architectural lines with warm, natural materials, creating interiors that feel refined, layered, and timeless. Known for her attention to detail and calm, collaborative approach, Jelena is passionate about designing spaces that reflect both the character of the home and the lifestyle of the people who live in it.
Our Approach
Every project begins with a clear vision.
From early planning through final installation, our studio manages the design process with care and precision — ensuring that each decision supports the overall concept of the home.
Whether we are working on a new build, a renovation, or a fully furnished interior, our goal is always the same: to create spaces that feel intentional, harmonious, and truly lived in.