ExxonMobil Guyana Limited, an affiliate of Exxon Mobil Corporation, operates the Stabroek block with a 45% interest, collaborating with Hess Guyana Exploration Ltd. and CNOOC Petroleum Guyana Limited, which hold 30% and 25% interests respectively. The company has successfully initiated production at Yellowtail, its fourth offshore development in Guyana, ahead of schedule. This addition brings Guyana's total installed capacity to over 900,000 barrels of oil per day. ExxonMobil Guyana has plans to increase production capacity to 1.7 million oil equivalent barrels per day by 2030 across eight developments. The ONE GUYANA FPSO, the largest on the Stabroek block, is expected to produce an annual average of 250,000 barrels of oil per day and has a storage capacity of two million barrels, with the oil marketed as Golden Arrowhead crude.