Gulf Oil was a major global oil company in operation from 1901 to 1985. The eighth-largest American manufacturing company in 1941 and the ninth largest in 1979, Gulf Oil was one of the Seven Sisters oil companies. Prior to its merger with Standard Oil of California, Gulf was one of the chief instruments of the Mellon family fortune; both Gulf and Mellon Financial had their headquarters in Pittsburgh, Pennsylvania, with Gulf's headquarters, the Gulf Tower, being Pittsburgh's tallest building until the completion of the U.S. Steel Tower.
Texaco, Inc. is an American oil brand owned and operated by Chevron Corporation. Its flagship product is its fuel "Texaco with Techron". It also owned the Havoline motor oil brand. Texaco was an independent company until its refining operations merged into Chevron in 2001, at which time most of its station franchises were divested to Shell plc through its American division.
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. Sunoco is the largest independent distributor of fuels in the United States.
Chevron Corporation is an American multinational energy corporation predominantly specializing in oil and gas. The second-largest direct descendant of Standard Oil, and originally known as the Standard Oil Company of California, it is headquartered in San Ramon, California, and active in more than 180 countries. Within oil and gas, Chevron is vertically integrated and is involved in hydrocarbon exploration, production, refining, marketing and transport, chemicals manufacturing and sales, and power generation.
Valero Energy Corporation is an American-based downstream petroleum company mostly involved in manufacturing and marketing transportation fuels, other petrochemical products, and power. It is headquartered in San Antonio, Texas, United States. Throughout the United States and Canada, the company owns and operates 15 refineries, and one in Wales, with a combined throughput capacity of approximately 3 million barrels (480,000 m3) per day, 11 ethanol plants with a combined production capacity of 1.2 billion US gallons (4,500,000 m3) per year, and a 50-megawatt wind farm. A Fortune 500 company, before the 2013 spinoff of CST Brands, Valero was one of the United States' largest retail operators with approximately 6,800 retail and branded wholesale outlets in the United States, Canada, United Kingdom, Mexico and Peru under the Valero, Diamond Shamrock, Shamrock, Beacon, and Texaco brands. It is the largest independent petroleum refiner and marketer in North America.
Shell USA, Inc. is the United States-based wholly owned subsidiary of Shell plc, a UK-based transnational corporation "oil major" which is amongst the largest oil companies in the world. Approximately 18,000 Shell employees are based in the U.S. Its U.S. headquarters are in Houston, Texas. Shell USA, including its consolidated companies and its share in equity companies, is one of America's largest oil and natural gas producers, natural gas marketers, fuel marketers and petrochemical manufacturers.
Getty Oil Company was an American oil marketing company with its origins as part of the large integrated oil company founded by J. Paul Getty.
Marathon Petroleum Corporation is an American petroleum refining, marketing, and transportation company headquartered in Findlay, Ohio. The company was a wholly owned subsidiary of Marathon Oil until a corporate spin-off in 2011.
The Phillips 66 Company is an American multinational energy company headquartered in Westchase, Houston, Texas. Its name, dating back to 1927 as a trademark of the Phillips Petroleum Company, helped ground the newly reconfigured Phillips 66. The company today was formed ten years after Phillips merged with Conoco to form ConocoPhillips. The merged company spun off its refining, chemical, and retail assets into a new company bearing the Phillips name. It began trading on the New York Stock Exchange on May 1, 2012, under the ticker PSX.
Motiva Enterprises, LLC is an American company that operates as a wholly owned US subsidiary of Saudi Aramco. Headquartered in Houston, Texas, it had revenue of $37 Billion. Motiva operates as a distributor of Shell and 76 branded gasolines within its operating territory.
Havoline is a motor oil brand currently commercialized by Chevron. The brand had been previously owned by Texaco, until the company was acquired by Chevron in 2001.
William C. Liedtke Jr was an American petroleum executive, best known as the co-founder of Pennzoil with his older brother J. Hugh Liedtke.
Skelly Oil Company was a medium-sized oil company founded in 1919 by William Grove (Bill) Skelly, Chesley Coleman Herndon and Frederick A. Pielsticker in Tulsa, Oklahoma. J. Paul Getty acquired control of the company during the 1930s. It became defunct when fully absorbed by Getty Oil Company in 1974, and the disused Skelly brand logo was revived by Nimmons-Joliet Development Corp. in 2012.
Wolf's Head is a brand of motor oil. The company that first manufactured Wolf's Head was founded in Reno, Pennsylvania in 1879, when crude oil was being distilled into lamp oil. The company later began producing engine lubrications and numerous blends of motor oil. Advertising slogans have been "Finest of the Fine Since 1879" and "Run With the Wolf." Amalie Oil Company of Tampa, Florida now owns the rights to the brand name.
Quaker State is an American brand of motor oils, and the Company is owned by Shell USA, the US-based division of Shell plc since 2002, when Shell Oil Co. acquired Pennzoil-Quaker State Co. for $1.8 billion in cash and $1.1 billion in debt.
United Gas Corporation was a major oil company from its inception in 1930 to its hostile takeover and subsequent forced merger with Pennzoil in 1968. Headquartered in Shreveport, Louisiana, United and its major subsidiaries, Union Producing Company, United Gas Pipeline Company, Atlas Processing, UGC Instruments, and Duval Mining, performed integrated exploration, production, processing, and distribution of oil and natural gas and other raw materials. Second only to Gulf Oil in size and scope, United Gas was one of the first natural gas transmission companies. In 1968, United was merged into Pennzoil, and the firm was renamed Pennzoil United, Inc. The retail gas distribution assets of United were spun off into Entex Energy in 1970. United Gas Pipeline stock was distributed to Pennzoil shareholders in 1974, and that company was eventually restructured as United Energy Resources, Inc., which was, in turn, acquired by Midcon Corporation.
John Hugh Liedtke was an American petroleum executive.
Following the 1911 Supreme Court ruling that found Standard Oil was an illegal monopoly, the company was broken up into 34 different entities, divided primarily by region and activity. Many of these companies later became part of the Seven Sisters, which dominated global petroleum production in the 20th century, and became a majority of today's largest investor-owned oil companies, with most tracing their roots back to Standard Oil. Some descendants of Standard Oil were also given exclusive rights to the Standard Oil name.
