Endiama

Endiama E.P. ("Empresa Nacional de Diamantes E.P.") is the national diamond company of Angola and it is the exclusive concessionary of mining rights in the domain of diamonds. Angola's state-run diamond company Endiama produced 8.55 million carats of diamonds in 2010.
Endiama's primary property is Catoca, which is a joint venture between Endiama (32.8%), Russia based ALROSA (32.8%), China based LLI (18%), and Brazil based Odebrecht (16.4%). Catoca is the seventh largest diamond mine in the world, and is estimated to produce over 7 million carats of diamonds in 2014 worth just under $1 billion.
Through the long time former president of Endiama, Noé Baltazar, who is part of the inner circle of José Eduardo dos Santos, Isabel dos Santos entered the diamond business with her stakes in SODIAM and ASCORP in which both Endiama and Noé Baltazar also had stakes as well as Marc Rich, Lucien Goldberg, and Lev Leviev for the latter.
Operations.
Subsidiaries; links are to the subsidiaries' pages at Endiam's main site:
Endiama's mining operations, each of which is a company in its own right: