CSO Architects collaborated with Koetter Kim Architects and Associates to design the Cummins Office Building as a part of the Columbus Downtown Renovation Project. The office building is a four-story, 100,000 square foot general open office building for Cummins, Inc. The design focused on sustainable features, including a highly detailed southern exposure curtain wall. It has day lighting and outside views throughout. The building is certified LEED New Construction Silver.