Grupo Gema is owned and run by José Leitão da Costa e Silva a former presidential Chief of Staff (AC Vol 49 No 19 Concrete overcoats)...
• José Leitão da Costa e Silva is widely held to be one of Angola’s richest men...
Geminas Geminas is the oil and diamond subsidiary of Grupo Gema owned and run by high-profile businessman José Leitão da Costa e Silva formerly Presidential Chief of Staff...
Grupo Gema is in a joint venture with a Brazalian cement company and is run by former minister and presidential Chief of Staff José Leitão da Costa e Silva and Carlos Feijó another high-ranking member of the Presidency...
Also named in the Abalone recipient accounts is José Leitão da Costa e Silva head of household at the Angolan presidency who split acrimoniously with the ruling Movimento Popular de Libertação de Angola in December...
