ESA is led by its principal, Erich Seamon – who has over 20 years of experience with project management, data systems, geographic information, and decision-making.  Mr. Seamon has an M.S. in the geological sciences with a focus on GIS, and provides expert witness testimony in the area of GIS.  He is PMP (project management professional) and GISP (geographic information systems professional) certified.  He is also ITILF (Infrastructure Technology Information Library Foundation) certified.