Maurel & Prom failed to acquire Assala Energy from Carlyle for $1.3bn.

Maurel & Prom, an oil company specialising in the production of hydrocarbons, failed to acquire Assala Energy, an upstream oil exploration and production company operating in Gabon, from Carlyle, a private equity firm, for $1.3bn. State-owned Gabon Oil Company announced it would use its pre-emption rights to acquire Assala itself.