The company has oil reserves of around 600 million barrels (95,000,000m3)[11] and gas reserves of 10 billion m3.
On 26 September 2008, KNOC signed a deal with the Kurdistan Regional Government where KNOC was granted rights to explore and drill on several sites in the Iraqi Kurdistan in exchange for valuable support on a range of infrastructure projects.[12]
In 2009, the company purchased Harvest Operations for US$1.7 billion, along with its subsidiary North Atlantic Refining and its refinery in Come By Chance, Newfoundland and Labrador. It also assumed Harvest's US$2.2 billion in outstanding debt.[11][13][9] The US$3.9 billion bid was one of KNOC's largest deals at the time. That same year, the company acquired a 50% stake in privately held Petro-Tech, an oil firm with offshore assets in Peru.[14]
On 2 July 2010, KNOC confirmed preliminary discussions regarding a US$2.9 billion offer for the entire issued and to-be-issued share capital of Aberdeen-based Dana Petroleum.[15][16] In September 2010, Dana's management had continued to reject the takeover approach, but 64% of shares had already been bought by KNOC.[17][18][19] The takeover was official in October 2010, when KNOC secured 90% of Dana Petroleum's shares by going straight to the shareholders. The action led to the resignment of the chairman and three non-executive directors from the board.[20]
Sunoco LP is an American master limited partnership organized under Delaware state laws and headquartered in Dallas, Texas. Dating back to 1886, the company has transitioned from a vertically integrated energy company to a distributor of fuels. It was previously engaged in oil, natural gas exploration and production, refining, chemical manufacturing, and retail fuel sales, but divested these businesses.
TotalEnergies SE is a French multinational integrated energy and petroleum company founded in 1924 and is one of the seven supermajor oil companies. Its businesses cover the entire oil and gas chain, from crude oil and natural gas exploration and production to power generation, transportation, refining, petroleum product marketing, and international crude oil and product trading. TotalEnergies is also a large-scale chemicals manufacturer.
The PJSC LukoilOil Company is a Russian multinational energy corporation headquartered in Moscow, specializing in the business of extraction, production, transport, and sale of petroleum, natural gas, petroleum products, and electricity. It was formed in 1991 when three state-run, western Siberian companies merged. The original companies were named after their respective towns in Khanty–Mansi Autonomous Okrug that each was based in; Langepasneftegaz, Urayneftegaz, and Kogalymneftegaz. Its new name is the combination of the acronym LUK and the English word "oil".
PetroChina Company Limited is a Chinese oil and gas company and is the listed arm of state-owned China National Petroleum Corporation (CNPC), headquartered in Dongcheng District, Beijing. The company is currently Asia's largest oil and gas producer. Traded in Hong Kong and New York, the mainland enterprise announced its plans to issue stock in Shanghai in November 2007, and subsequently entered the constituent of SSE 50 Index. In the 2020 Forbes Global 2000, PetroChina was ranked as the 32nd-largest public company in the world.
China Petroleum and Chemical Corporation, or Sinopec, is a Chinese oil and gas enterprise based in Beijing. It is listed in Hong Kong and also trades in Shanghai.
Suncor Energy Inc. is a Canadian integrated energy company based in Calgary, Alberta. It specializes in production of synthetic crude from oil sands. In the 2020 Forbes Global 2000, Suncor Energy was ranked as the 48th-largest public company in the world.
Singapore Petroleum Company Limited, in short SPC, is a Singaporean multinational oil and gas company. It is involved in the exploration and production of petroleum, refining, trading and petroleum product distribution.
Hess Corporation is an American global independent energy company involved in the exploration and production of crude oil and natural gas. It was formed by the merger of Hess Oil and Chemical and Amerada Petroleum in 1968. Leon Hess was CEO from the early 1960s through 1995, after which his son John B Hess succeeded him as chairman and CEO. The company has agreed to be acquired by rival oil company Chevron.
Talisman Energy Inc. was a Canadian independent petroleum company that existed between 1993 and 2015. The company was created from the assets of BP Canada after British Petroleum divested its 57 percent stake in June 1992. It was one of Canada's largest independent oil and gas companies, and operated globally, with operations in Canada and the United States of America in North America; Colombia, South America; Algeria in North Africa; United Kingdom and Norway in Europe; Indonesia, Malaysia, Vietnam, Papua New Guinea, East Timor and Australia in the Far East; and Kurdistan in the Middle East. Talisman Energy has also built the offshore Beatrice Wind Farm in the North Sea off the coast of Scotland.
The China National Petroleum Corporation (CNPC) is a major national oil and gas corporation of China and one of the largest integrated energy groups in the world. Its headquarters are in Dongcheng District, Beijing. CNPC was ranked fourth in 2022 Fortune Global 500, a global ranking of the largest corporations by revenue.
MOL Plc., also known as MOL Group, is a Hungarian multinational oil and gas company headquartered in Budapest, Hungary. Members of MOL Group include among others the Croatian and Slovak formerly state-owned oil and gas companies, INA and Slovnaft. MOL is Hungary's most profitable enterprise, with net profits of $770 million in 2019. The company is also the third most valuable company in Central and Eastern Europe and placed 402 on the Fortune Global 500 list of the world's largest companies in 2013.
Dana Petroleum Limited is an oil and gas exploration and production company based in Aberdeen, Scotland. Its activities are focused on the North Sea, Africa and The Middle East. It is a subsidiary of the Korea National Oil Corporation and is a former constituent of the FTSE 250 Index.
Compañía Española de Petróleos, S.A.U., commonly known as Cepsa, is a Spanish multinational oil and gas company headquartered at Torre Cepsa in the Cuatro Torres Business Area in Madrid, Spain. It operates in several European countries as well as in Algeria, Canada, Colombia, Morocco, Brazil, and Panama. The company currently produces around 260,000 barrels per day (41,000 m3/d) and has a refining capacity in three refineries of 21 million tonnes/year.
Although there are numerous oil companies operating in Canada, as of 2009, the majority of production, refining and marketing was done by fewer than 20 of them. According to the 2013 edition of Forbes Global 2000, canoils.com and any other list that emphasizes market capitalization and revenue when sizing up companies, as of March 31, 2014 these are the largest Canada-based oil and gas companies.
Addax Petroleum was established in 1994 and since August 2009 has been a subsidiary of the Sinopec Group, one of the largest oil and gas producers in China, the biggest oil refiner in Asia, and the third largest worldwide. Addax Petroleum was an international gas and oil production and exploration company mainly focused on the Middle East, the North Sea, and Africa. Since its founding, the company has become one of the largest oil producers in West Africa.
China National Offshore Oil Corporation, or CNOOC Group, is the third-largest national oil company in China, after CNPC and China Petrochemical Corporation. The CNOOC Group focuses on the exploitation, exploration and development of crude oil and natural gas in offshore China, along with its subsidiary COOEC.
The Uganda Oil Refinery is a planned crude oil refinery in Kabaale village, on the Eastern shore of Lake Albert along the Hoima–Kaiso–Tonya Road, Buseruka Sub-county, Hoima District, Western Region, Uganda, near the border with the Democratic Republic of the Congo. It has been planned since 2010. Community opposition was repressed early on. After 5 years of negotiations the Albertine Graben Refinery Consortium (AGRC) formed in 2018 and agreed to design and build the refinery.
Gulf Canada was a Canadian integrated petroleum company that existed between 1944 and 2001. Gulf Oil Corporation began operating in Canada in 1942, and two years later formed a Canadian subsidiary called the Canadian Gulf Oil Company. In 1956 Canadian Gulf Oil merged with the British American Oil Company and until 1969 operated under the British American name. In 1969, British American amalgamated with its subsidiaries into a new company called Gulf Oil Canada Limited.
Dana Gas PJSC is a publicly traded natural gas company, based in Sharjah, United Arab Emirates (UAE). Incorporated and listed on the Abu Dhabi Securities Exchange in 2005, Dana Gas is the largest non-government owned natural gas company in the Middle East, with operations in Egypt, Iraqi Kurdistan, and the UAE. The company and Crescent Petroleum have equal stakes in the Pearl Petroleum consortium. Hamid Dhia Jafar and Patrick Allman-Ward serve as chairman and chief executive officer of Dana Gas, respectively.
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US$2.51 billion (2019) [1] 
