PT Pertamina Hulu Rokan (PHR) is a subsidiary of the Indonesian state-owned oil and gas corporation PT Pertamina (Persero). Established on December 20, 2018, and headquartered in South Jakarta, PHR specializes in upstream oil and gas operations, particularly in crude petroleum extraction. The company operates mainly in the Rokan Working Area, one of Indonesia's largest onshore oil fields, and is responsible for exploration, production, and operational services in this region.

In 2023, PHR lifted approximately 59 million barrels of oil, achieving an average daily production of around 162,000 barrels. This positioned PHR as Indonesia's largest oil producer. The company has drilled over 1,000 new wells to support national energy resilience and employs technological innovations to maintain output levels. PHR's organizational structure was restructured in early 2025 to enhance operational efficiency. The company plays a vital role in fulfilling Indonesia's energy needs, collaborating with various contractors to ensure a steady supply of crude oil and natural gas.