Nigerian Oil Firm Oando Becomes Operator of Angola’s Block KON 13 Amid Strong Exploration Potential Angola’s National Agency for Petroleum, Gas, and Biofuels (ANPG) announced that Nigerian junior oil company Oando has joined the Contractor Group of Block KON 13 as operator, holding a 45% participating interest. Other partners in the block include Effimax Energy Serviços, Lda with 30%, Sonangol Exploração & Produção with 15%, and Walcot Ltd with 10%. Block KON 13 is located
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