345 Architecture Inc. is a Calgary-based architectural practice founded and led by Don An, Architect, AAA, MRAIC, M.Arch.

With more than three decades of professional experience in Canada and China, Don has worked with HKS Architects, Kasian Architecture, Stantec, and RHL Architects. His experience spans residential, commercial, institutional, and mixed-use projects across a wide range of scales.

At 345 Architecture, every project begins with a careful understanding of its site, purpose, and people. The studio balances thoughtful planning with meaningful spatial experience, creating architecture that is practical, enduring, and distinctive.