PT Pertamina Hulu Rokan (PHR) is an Indonesian state-owned upstream oil and gas company and a subsidiary of PT Pertamina (Persero). Established on December 20, 2018, and headquartered in South Jakarta, PHR specializes in the exploration, production, and management of crude oil and natural gas resources. The company operates primarily in the Rokan Working Area, one of Indonesia's largest conventional oil fields, and is a key player in the country's energy security.

PHR's core activities include the exploration and production of oil and gas, with over 1,000 new wells drilled since it took over the Rokan Working Area. The company is involved in various field development and expansion projects aimed at extending the productive life of the Rokan Block. PHR produces significant volumes of crude oil and natural gas, contributing to Indonesia's daily energy needs. The company collaborates with various contractors to enhance its operational capabilities and maintain high standards in asset management and production optimization.