The Firm

Rosen Architecture is a third generation practice led by Patrick Rosen and his father, Michael B. Rosen. Originally established in 1945 by William M. Horowitz and Michael's father, Alfred J. Rosen, the practice is still located in its original offices in the historic Monadnock Building in downtown Chicago.

Working in a wide range of project types the firm offers the full range architectural services from concept to completion of construction to suit client needs, budget, and style preferences.

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Patrick Rosen

Patrick Rosen is a Licensed Architect in the State of Illinois and a member of the American Institute of Architects. He studied Product and Furniture Design at Parsons School of Design in New York City where he earned a Bachelor of Fine Arts degree. He continued his training at the Illinois Institute of Technology where he earned the degree of Master of Architecture.

Prior to joining Rosen Architecture, Patrick worked in the Chicago office of Holabird & Root and in the New York and Boston offices of Carlton Finneral Mahoney Architects. His work has appeared in Design Diffusion News and Interiors Magazine



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Michael Rosen

Michael B. Rosen holds the degrees of Bachelor of Architecture from Cornell University and Master of Science in City and Regional Planning from the Illinois Institute of Technology. He is a licensed Architect certified by the National Council of Architectural Registration Boards (NCARB), and he is also a registered Interior Designer. He is a member of the American Institute of Architects and the Society of Architectural Historians.

After working for the architecture firms of Hirschfeld, Pawlen, and Reinheimer; and Skidmore, Owings & Merrill, Mr. Rosen joined the firm of Rosen and Horowitz, which continues as Rosen Architecture. Examples of his work have appeared in Contract Design, Glamour Magazine, Home Magazine, House Beautiful, Inland Architect, Metropolitan Review, Chicago Sun-Times, Chicago Tribune, The New York Times, Chicagoland Gardening, and in the book, “Residential Design Studio” by Robert Philip Gordon.