Mark Derr, based in St. Louis, MO, US, is currently a Data Analyst at Concordia Plans, bringing experience from previous roles at ICF International Inc., Project Contract, St. Patrick Center and St. Louis Area Geocachers Association (SLAGA). Mark Derr holds a 2010 - 2011 Certificatons in MCITP: SQL 2005 & SQL 2008; A+; Network + @ TechSkills in St. Louis (Tech School). Mark Derr has 2 emails on RocketReach.