Prospex Energy PLC functions as a European-focused investment firm within the oil and gas industry. Its assets include a notable interest in the Tesorillo Project, which consists of two petroleum exploration licenses, Tesorillo and Ruedalabola, together covering approximately 38,000 hectares in Spain's southern Cadiz Province. The company also holds a 17% operational stake in the Podere Gallina exploration permit, located in Italy's Po Valley Basin. Additionally, Prospex Energy possesses a 49.9% share in the El Romeral gas and power operation, which includes three active production wells: El Ciervo-1, Santa Clara-1, and Sevilla-3. Founded in 1999 and headquartered in London, United Kingdom, the company transitioned from its former name, Prospex Oil and Gas Plc, to Prospex Energy PLC in July 2020.