Hess Guyana Exploration Ltd. is a subsidiary of Hess Corporation focused on offshore oil and gas exploration and production in Guyana. The company holds a 30% working interest in the deepwater Stabroek Block, partnering with operator ExxonMobil Guyana (45%) and CNOOC Petroleum Guyana (25%).
Hess Guyana participates across the full upstream value chain—exploration, appraisal, development, and production—supporting a series of floating production, storage and offloading (FPSO) developments on the block, including the multi-phase Liza, Payara, and Yellowtail projects. The company’s activities center on crude oil and associated gas resources, with entitlements marketed internationally. Operations emphasize project execution in deepwater environments, supply chain coordination, and collaboration with Guyanese stakeholders under the country’s regulatory framework.