OSM. Inc. Architecture

OSM. Inc. Architecture is an architect in Chesterfield, Missouri. The firm provides diverse design and planning services for a wide range of sectors, including healthcare, financial, educational, hospitality, religious, and commercial office, retail, and restaurant spaces, as well as senior living and multi-family residential projects. Their technical expertise covers new ground-up construction, additions, renovations, and retrofits. While based in Missouri, the firm is capable of working on projects nationally.

Founded in St. Louis in 1995, the firm operates on the principle that great architecture integrates creative design with technological skill. The team focuses on a collaborative approach, emphasizing communication between clients, consultants, and contractors to resolve conflicts between theoretical design and real-world application. Led by Founding President and CEO Stewart W. MacGregor, who brings extensive experience from Washington University, and Project Manager Gary Rogowski, a LEED Certified professional, the firm utilizes a mix of artistic and technical vision to create lasting environments.

The office is located on Lamp and Lantern Village, situated near the Myseum and the Town & Country post office. The location is a short drive from South Woods Mill Road and Clayton Road, and is approximately one mile from Henry Elementary School.

The firm is recognized for its responsiveness to clients and its dedication to maintaining open lines of communication throughout the entire project process. With over 30 years of success, OSM. Inc. Architecture is known for delivering innovative, technically sound solutions that enhance the human experience through the thoughtful use of space and artistry.

OSM. Inc. Architecture provides expert design and technical solutions for complex building projects throughout Chesterfield and beyond.