The Shell brand name enjoys a 100-year history in this part of the world, dating back to 1899 when Asiatic Petroleum, the far eastern marketing arm of two companies: Shell Transport Company and Royal Dutch Petroleum Company, began importing kerosene oil from Azerbaijan into the subcontinent. Even today, the legacy of the past is visible in a storage tank carrying the date - 1898.
The documented history of Royal Dutch Shell plc in Indo_Pakistan subcontinent dates back to 1903 when partnership was struck between The Shell Transport & Trading Company and the Royal Dutch Petroleum Company to supply petroleum to Asia.

Chevron Pakistan Limited (formerly known as Caltex Oil Pakistan Limited) is a part of Chevron Corporation (earlier known as ChevronTexaco Corporation), a leader in the global integrated energy business. Chevron is the fifth-largest integrated energy company in the world. Headquartered in San Ramon, California, and conducting business in approximately 180 countries, this highly competitive corporation is engaged in every aspect of the oil and natural gas industry, including exploration and production; refining, marketing and transportation; chemicals manufacturing and sales; and power generation

PSO is the market leader in Pakistan’s energy sector. The company has the largest network of retail outlets to serve the automotive sector and is the major fuel supplier to aviation, railways, power projects, armed forces, and the agriculture sector. PSO takes pride in continuing the tradition of excellence and is fully committed to meeting the energy needs of today and the rising challenges of tomorrow.