PEL 83 – TotalEnergies to Enter as Operator

TORONTO, Dec. 09, 2025 (GLOBE NEWSWIRE) -- Sintana Energy Inc. (TSX-V: SEI, OTCQB: SEUSF) (“Sintana” or the “Company”) is pleased to provide the following update regarding blocks 2813A and 2814B located in the heart of Namibia’s Orange Basin. The blocks are governed by Petroleum Exploration License 83 (“PEL 83”) which is currently operated by a subsidiary of Galp Energia, SGPS, S.A. (“Galp”). Sintana maintains an indirect 49% interest in Custos Energy (Pty) Ltd. (“Custos”), which owns a 10% working interest in PEL 83 providing for an effective 4.9% interest in PEL 83. NAMCOR, the National Petroleum Company of Namibia, also maintains a 10% working interest.