Comprised of multiple companies with headquarters in New Hope, Minnesota, Liberty Diversified International (LDI) is a privately held company employing more than 1,900 individuals across our manufacturing facilities, production facilities and core business operations in Minnesota, Iowa, Nebraska, Illinois, Mississippi, Texas, Arizona, Virginia, California, and Mexico. Manages routine dry end lab equipment calibrations and testing compliance and coordinates external calibration of TMI, L&W, X-rite, Schmidt Hammer; coordinates internal calibrations of Huygen internal bond, porosity; performs routine lab audits and presents them to assure testing accuracy.