Gary Celli – SAP

As VP of SAP Practice Lead at Groundswell, Gary Celli brings over 20 years of experience in Defense Business Process Operations, with extensive knowledge of Defense ERP systems for the Army and Navy. Gary led significant SAP initiatives, including the deployment of the first SAP S/4 system in the Department of Defense, while at SAP NS2. His expertise spans agile methodologies, supply chain optimization, and leveraging data for decision-making and organizational development. Recognized as SRA International’s “Entrepreneur of the Year,” Gary holds Top Secret clearance and is a SOCOM Fellow, awarded for his excellence in the defense sector.

Gary holds a Master of Science in Finance and Taxation and has completed executive leadership programs at MIT Sloan School of Management.