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Duluth, MN
+1 (218) 206.8484
4802 Oneota Street,
Suite 2,
Duluth, MN 55807
Minneapolis, MN
+1 (612) 429.7147
800 N Washington Avenue,
Suite 704,
Minneapolis, MN 55401
ridgefield, Wa
+1 (360) 610.4931
27300 NE 10th Avenue,
Ridgefield, WA 98642
portland, or
+1 (503) 558.3789
240 N Broadway Street,
Suite 201,
Portland, OR 97227

“Windsor is a highly skilled, current-code-ready firm with talented professionals who are budget conscious, meet deadlines, deliver high-quality work, communicate effectively, and are genuinely enjoyable to work with…We would not hesitate to recommend Windsor Engineers to other developers or owners seeking a reliable and capable MEP partner.”
Ted johnson, President, marathon development