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Gianna Cox is an experienced professional with a background in billing and land coordination. Currently serving as the Billing Manager at MDM Corp. since June 2016, Gianna has previously held land coordination roles at Willbros and TRC Companies, Inc. from 2013 to 2016. Gianna's career began at ENGlobal as an Assistant from 2012 to 2013, showcasing a progression of responsibilities and skills in the industry.