Greg Mader

Greg Mader is the President of Open Source Integrators since March 2010, focusing on high-performance ERP implementations for small to medium manufacturing companies, and has developed a successful implementation approach for customer outcomes. Prior to this, Mader held multiple roles at Esri, including Manager of the Defense/Intelligence Services, where leadership in geospatial consulting and product development was showcased. Mader's career began in the US Army as a Field Artillery officer, achieving 100% mission success during national emergencies, and included significant positions in GIS coordination, technical analysis, and product specialization. Educational qualifications comprise an MS in Computer Science from the University of Chicago, an MS in Geography from South Dakota State University, and a BS in Geography/Soil Science from the University of Minnesota. Additionally, Mader contributes as an author for the KJR blog.