Joel U. Nettenstrom was an American architect employed as a staff architect in the Bridge and Building Department of the Chicago, Milwaukee, St. Paul and Pacific Railroad. Several of the railroad stations he designed are listed in the National Register of Historic Places (NRHP).
Chicago, Milwaukee, and St. Paul Depot, New Glarus, Wisconsin
Chicago, Milwaukee, St. Paul & Pacific Depot, Middleton, Wisconsin
Chicago, Milwaukee, St. Paul and Pacific Railroad Station, Menominee, Michigan
Milwaukee Road Depot, Marinette, Wisconsin
Milwaukee Road Depot, Montevideo, Minnesota