Dennis de Castro Barros is an experienced HR professional with a robust background in human resources management and contract administration. Currently serving as an HR Business Partner at Vale since June 2019, Dennis has previously held significant roles at Comau from March 2008 to December 2017, including Senior HR Analyst and Business Partner, where responsibilities included workforce cost analysis for approximately 3,500 employees across various regions in Brazil, recruitment, employee development, and organizational change management. Dennis also served as a Coordinator for Contract Administration, overseeing contract negotiations and financial planning, and as an Analyst of Organization, contributing to process improvements and organizational structure. Earlier experience includes a role as an Analyst at Sebrae-MG from March 2004 to February 2008. Educational qualifications include a postgraduate degree in Project Management from Fundação Dom Cabral and a degree in Business Administration from Milton Campos, complemented by technical training in Management Informatics from Cotemig.