Miller Dunwiddie Hires New Professionals

MINNEAPOLIS (November, 2015) – Miller Dunwiddie Architecture, Inc.  (MDA), a leader in the design and preservation community, is excited to announce that Dione DeMartelaere, AIA, Cole Strombeck, Assoc. AIA, and Windy Fleischaker, Assoc. AIA, have joined the firm to further develop our growing portfolio of regional and national projects.  To support our growing staff, the firm is pleased to announce that Graham Ryan, BIM Manager and Roxanne Koppi, Office Manager have also joined the firm.



Dione DeMartelaere has re-joined the firm as project architect after spending a few years working with Life Time. Dione is a Registered Architect in the State of Minnesota, and has a Bachelor of Architecture and Bachelor of Science in Environmental Design from North Dakota State University.



Cole Strombeck is a recent graduate with a Master of Architecture from North Dakota State University. While at school he was an editor for the Architecture & Landscape Architecture department’s centennial publication and spent a semester in Brussels, Belgium.



Windy Fleischaker brings with her experience working at David Heide Design Studio after obtaining her Master of Architecture from the University of Minnesota.  She has a strong background theater, both in design and scenic artistry.








Graham Ryan is the new BIM Manager at the firm supporting use of BIM modeling software, coordinating project files from consultants, and exploring new ways that building information modeling can inform our process. Previously he was in a similar role with Hockenbergs.



Roxanne Koppi has joined the firm as the new Office Manager. She brings with her a lengthy administrative background in the A/E/C industry after working at 



We are pleased to welcome Dione DeMartelaere, Cole Strombeck, Windy Fleischaker, Graham Ryan, and Roxanne Koppi to the Miller Dunwiddie team!AECOM/Ellerbe Becket for nearly 35 years.





About Miller Dunwiddie


Miller Dunwiddie is a full-service architecture firm based in Minneapolis, Minn. Founded in 1963, the firm’s architecture philosophy is based on the core concept that “people always come first.” Miller Dunwiddie works with clients on a broad range of project types such as educational, transportation, and commercial facilities, as well as religious and cultural institutions. Miller Dunwiddie offers a range of services, including: architectural design, historic preservation, interior design, building envelope architecture and engineering, and construction services and owner’s representation. To learn more about Miller Dunwiddie, visit