Johns Manville Plaza is a 404ft in Denver, Colorado. It was completed in 1978 and has 29 floors. The building was designed by Hellmuth, Obata and Kassabaum, owned by Crescent Real Estate Equities Company, and is the 16th tallest building in Denver. Reflective solar glass windows alternating with 5ft makes up the outer walls. A plaza, basement, and loading dock are shared with 707 17th Street.