Professional with a degree in geology (UFPE) and an MBA in Business Management from FGV-SP with 40 years of experience and founder of the company JC-SIGMA, which since 2007 has been working with Mineral Consulting at national and international level and development of Mineral Research and Mining Services, with clients such as CSN, Atlantic Nickel, Cimento Mizu, Cimento Apodi, Cal Trevo, Mineração Caraíba, Cimento Argos (Colombia).