Sínese is a consulting company specialized in Economic Geology and Intelligent Systems and Analysis. Created in 1995, Sínese has written many technical, economical and market research studies, developed specialized information systems based on GIS technology, designed and executed exploration, evaluation and mining projects of mineral deposits in several countries and continents – Africa (Angola, Republic of Congo – Brazzaville, South Africa, Mozambique), Europe (Portugal) and the Americas (Canada, United States, Brazil, Argentina, Uruguay and Ecuador).Sínese has been especially involved in many diamond exploration and mining projects in Angola and Brazil, of natural stone in Portugal, Brazil and in Angola and gold and/or niobium and tantalum (alluvial and hard rock) in Portugal and in the Republic of Congo – Brazzaville. Sínese, coordinated by Luís Chambel, is a cohesive, flexible and highly qualified team of experts in several technical and scientific domains, from Mining Engineering, and Economic Geology to Geological Information Systems, Statistics and Data Analysis.Luís Chambel has an experience of over 25 years in the mining industry. In its professional activity, he visited, studied or worked at countless quarries and small-scale mines, in places and environments as diverse as diamonds in the Lundas Norte and Sul, Malange, Bié provinces in Angola, diamonds - Cacoal and Pimenta Bueno, Rondônia, to the Jequitinhonha valley in Minas Gerais and Chapada Diamantina in Bahia – all in Brazil, to natural stone (limestone, marble, granite) in Portugal, Minas Gerais – Brazil and Angola, gold, niobium and tantalum in the tropical forests of Congo - Brazzaville.Luís Caetano, Sinese's COO, has an experience of almost three decades (of which close to ten years with the company) in the mineral industry. He has been responsible for several in-the-field exploration, mining and processing projects in Portugal, Angola and Congo-Brazzaville.