Projects Search Project Search Results Filtering by: Products (HVAC Equipment) Your search returned 6 results. Music Hall Casper, WY 2013 Student Union Casper, WY 2012 Sioux Falls Regional Airport Sioux Falls, SD 2010 Black Hills Surgery Center Rapid City, SD 2009 O'Gorman Campus & Performing Arts Center Sioux Falls, SD 2008 First National Bank Sioux Falls, SD 2008