Home › Venues › PLATFORM PLATFORM Tickets Buy tickets for concerts at PLATFORM in Des Moines, IA. No Upcoming Events No upcoming events scheduled at PLATFORM. Please contact us with any corrections. Hotels & Lodging Near PLATFORM About the Venue PLATFORM At-a-Glance Capacity 398Address400 Walnut StreetDes Moines, IA 50309United States Map & Directions Website www.platformdsm.com/Advertisement