Timeless, Livable Interiors with a Collected Feel
Full-Service Interior Design in St. Charles, Illinois
What We Do
We design elevated, livable homes and thoughtfully guide every step of the process.
Milly & O’Malley is an Illinois interior design firm based in St. Charles, offering a turnkey design experience shaped by the belief that great design is meant to be lived in. We create homes that feel layered, intuitive, and enduring—spaces that grow with your family and feel collected over time.
With thoughtful selections and hands-on oversight, we collaborate closely with architects, builders, and trusted trades to guide each project from early planning through final installation.
Meet the designers
Tami & Erin
Milly & O’Malley is the collaborative studio of designers Tami O’Malley and Erin Carlson. Our work celebrates contrast—light and airy meeting rich, moody depth—blending timeless, transitional design with a modern sensibility to create homes that feel layered, personal, and made for real family living.
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