Lourival Silva has extensive experience in mechanical maintenance supervision, having worked at CIPLAN Cimento Planalto S/A since August 2002. Prior to this role, Lourival Silva served as a maintenance supervisor at Votorantim Cimentos from February 1979 to May 2002. Educational qualifications include a technical degree in Mechanical Engineering from ETEC/São Paulo (1979-1983) and a bachelor's degree in Business Administration from ESPAM.