This is a list of major companies or subsidiaries headquartered in Houston, Texas and Greater Houston.
This is a list of major companies or subsidiaries headquartered in Houston, Texas and Greater Houston.
| Fortune 500 companies based in Houston [1] | ||
| Rank | Company Name | |
|---|---|---|
| 12 | ExxonMobil | |
| 48 | Phillips 66 | |
| 60 | Sysco | |
| 105 | Enterprise Products Partners | |
| 106 | Hewlett Packard Enterprise | |
| 127 | Plains GP Holdings | |
| 140 | Baker Hughes | |
| 156 | ConocoPhillips | |
| 183 | Occidental Petroleum | |
| 202 | Waste Management | |
| 211 | Halliburton | |
| 262 | Kinder Morgan | |
| 278 | Quanta Services | |
| 285 | EOG Resources | |
| 286 | Group 1 Automotive | |
| 328 | Cheniere Energy | |
| 333 | NRG Energy | |
| 342 | CenterPoint Energy | |
| 364 | Targa Resources | |
| 388 | Westlake Chemical | |
| 457 | NOV Inc. | |
| 460 | Huntsman Corporation | |
| 467 | Crown Castle | |
| 470 | KBR | |
| 475 | Academy Sports + Outdoors | |
| Companies in the petroleum industry | ||
In addition to the Fortune 500 companies above, many other companies in multiple fields are headquartered or have based their US headquarters in Houston.
Sysco Corporation is an American multinational corporation involved in marketing and distributing food products, smallwares, kitchen equipment and tabletop items to restaurants, healthcare and educational facilities, hospitality businesses like hotels and inns, and wholesale to other companies that provide foodservice. The company is headquartered in the Energy Corridor district of Houston, Texas. Sysco is the world's largest broadline food distributor; it has more than 600,000 clients in a wide array of fields. Management consulting is also an integral part of their services. The company operates approximately 330 distribution facilities worldwide; providing service to over 90 countries.
The Dow Jones Composite Average is the stock market index composed of 65 prominent companies traded on both exchanges, maintained and tracked by S&P Dow Jones Indices. The average's components include every stock from the Dow Jones Industrial Average, the Dow Jones Transportation Average (20), and the Dow Jones Utility Average (15).
Sonat, Inc., headquartered in Birmingham, Alabama, was a large Fortune 500 American energy holding company. The company was founded in 1928 and was listed on the New York Stock Exchange under the ticker symbol "SNT". Sonat was primarily involved in transmission and marketing natural gas and oil and gas exploration and production. The company was also involved in contract offshore drilling until 1995 when the offshore business became Transocean. In 1999 Sonat merged with El Paso Corporation. The company was headquartered in the AmSouth-Sonat Tower in downtown Birmingham.
Fluor Corporation is an American multinational engineering and construction firm headquartered in Irving, Texas. It is a holding company that provides services through its subsidiaries in the following areas: oil and gas, industrial and infrastructure, government and power. It is the largest publicly traded engineering & construction company in the Fortune 500 rankings and is listed as 259th overall.
Prisma Energy International Inc., was a former subsidiary of Enron Corporation, formed in 2003 to own and manage the majority of Enron's overseas assets, formerly known as "Enron International". Prior to its official organization, Prisma was referred to within Enron as "InternationalCo". Enron's original bankruptcy reorganization plan, presented in early 2002, would have created a company broadly similar to Prisma, but including Portland General Electric and the energy trading business, both later divested separately. As one of the final steps in Enron's liquidation, following their 2001 bankruptcy, Prisma was sold to Ashmore Energy International Ltd., a unit of Ashmore Group Plc., in 2006. Prisma was structured as an 'offshore' United States corporation incorporated in the British Overseas Territory of the Cayman Islands, but with its headquarters in Houston, Texas. It served as a holding company for 15 gas and electricity businesses. Its subsidiary, Prisma Energy International Services LLC, employed approximately 125 individuals, most at its headquarters in Houston, Texas. Assets in which Prisma Energy managed an interest employed an additional 6,500 employees worldwide. Following its 2006 sale to Ashmore Energy International Limited, Prisma Energy International Inc. was merged/amalgamated with Ashmore Energy International Limited with Prisma Energy being the survivor company. In December 2006, Prisma Energy International Inc. changed its name to Ashmore Energy International and, subsequently, in May 2007 to AEI.
Oneok, Inc. is an American diversified corporation focused primarily on the natural gas industry, and headquartered in Tulsa, Oklahoma. The company is part of the Fortune 500 and S&P 500. Oneok was founded in 1906 as Oklahoma Natural Gas Company, but it changed its corporate name to Oneok in December 1980. It also owns major natural gas liquids (NGL) systems due to the 2005 acquisition of Koch Industries natural gas businesses.
The economy ofHouston is based primarily on the energy industry, particularly oil. However, health care, biomedical research, and aerospace also constitute large sectors. In 2021, the gross domestic product (GDP) of the Houston–The Woodlands–Sugar Land metropolitan statistical area (MSA) was 537 U.S. dollars billion, the fourth-largest of any metro area in the United States. The Houston metropolitan area comprises the largest concentration of petrochemical manufacturing in the world, including for synthetic rubber, insecticides, and fertilizers. It is the world's leading center for oilfield equipment construction, with the city of Houston home to more than 3,000 energy-related businesses, including many of the top oil and gas exploration and production firms and petroleum pipeline operators. As of 2011, 23 companies on the Fortune 500 list have their headquarters in, or around, Houston.
Weatherford International plc, an American–Irish public limited company, together with its subsidiaries, is a multinational oilfield service company and one of the largest companies in the world in oil services. Weatherford is a company providing equipment and services used in the drilling, evaluation, completion, production, and intervention of oil and natural gas wells. Many of the company's businesses, including those of predecessor companies, have been operating for more than 50 years.
Atwood Oceanics, Inc. was an offshore drilling contractor headquartered in Houston, Texas. In October 2017, the company was acquired by Ensco plc.
Hunting plc is a British-based supplier to the oil and gas industry. Some 27% of the business is owned by the Hunting family. It is listed on the London Stock Exchange.
Indian Oil Corporation Limited is an Indian multinational oil and gas company under the ownership of the Ministry of Petroleum and Natural Gas, Government of India. It is headquartered in New Delhi. It is a public sector undertaking whose operations are overseen by the Ministry of Petroleum and Natural Gas. Indian Oil is ranked 142nd on the Fortune Global 500 list of the world's biggest corporations as of 2022. It is the largest government owned oil producer in the country both in terms of capacity and revenue.It has consolidated refining capacity of 80.55MMTPA which it intends to increase to 107MMTPA by 2024-25. As of 31 March 2021, Indian Oil's employee strength is 31,648, out of which 17,762 are executives and 13,876 non-executives, while 2,776 are women, comprising 8.77% of the total workforce.
