List of companies in Houston

There are 21 Fortune 500 companies headquartered in Houston according to the 2020 list.[1] In addition, the Fortune 500 company Huntsman Corporation is headquartered in The Woodlands, Texas, a suburb just north of Houston, and Hewlett Packard Enterprise will be relocating from San Jose, Ca to Spring, Tx in 2021.

• 27 Phillips 66
• 56 Sysco
• 93 ConocoPhillips
• 98 Plains All American Pipeline
• 101 Enterprise Products Partners
• 129 Baker Hughes
• 142 Halliburton
• 148 Occidental Petroleum
• 186 EOG Resources
• 207 Waste Management, Inc.
• 242 Kinder Morgan
• 260 CenterPoint Energy
• 261 Quanta Services
• 264 Group 1 Automotive
• 319 Calpine
• 329 Cheniere Energy
• 365 Targa Resources
• 374 National Oilwell Varco
• 391 Westlake Chemical
• 465 Apache Corporation
• 496 Crown Castle International

In addition to the Fortune 500 companies above, many other companies in multiple fields are headquartered or have based their US headquarters in Houston.

• Academy Sports + Outdoors
• AEI Energy
• Air Liquide US Headquarters
• Allis-Chalmers Energy
• Allpoint
• Al's Formal Wear
• Amegy Bank
• American Bureau of Shipping
• American National Insurance (Galveston)
• Aon Hewitt
• Archimage
• Avelo Airlines
• Axiom Space
• Baker Botts
• BHP US headquarters
• BMC Software
• Bill.com
• Boardwalk Pipeline Partners
• BP US headquarters
• Buc-Ee's (Pearland)
• Bracewell & Giuliani
• Bristow Group
• Cabot Oil & Gas
• Cadence Bank
• Cal Dive International
• CAMAC Energy
• Camden Property Trust
• Cardtronics
• CEMEX (US Headquarters)
• Charming Charlie
• Citgo US headquarters
• Civeo Corporation
• Comfort Systems USA
• Consolidated Graphics
• Cooper Industries
• Cybersoft Technologies
• Daikin (North American Headquarters)
• Diamond Offshore Drilling
• Direct Energy
• Dynegy
• EDP Renewables North America
• Enbridge
• EnergyFunders
• Family Tree DNA
• Fiesta Mart
• FlightAware
• Forum Energy Technologies
• Freeport-McMoRan Oil & Gas
• Frontier Oil
• Fulbright & Jaworski
• Geokinetics
• Gexa Energy
• Gulf South Pipeline
• Gulf States Toyota Distributors
• HCC Insurance Holdings
• Helix Energy Solutions Group
• High Tech Finishing
• Honeywell
• HostGator
• Houston Wire & Cable
• Insperity
• Integrated Electrical Services
• ION Geophysical
• James Coney Island
• JPMorgan Chase
• JX Nippon Oil & Energy - US Headquarters
• KBR, Inc.
• Kelsey-Seybold Clinic
• Key Energy Services
• Kinder Morgan Energy Partners
• Kirby Corporation
• Landry's Restaurants
• Leisure Learning Unlimited
• Luby's
• LUKOIL Pan Americas, LLC
• LyondellBasell US headquarters
• Marathon Oil
• McDermott International
• Memorial Hermann Healthcare System
• The Methodist Hospital
• MetroCorp Bancshares
• Mexican Restaurants, Inc.
• Mitsubishi Heavy Industries (North American headquarters)
• Motiva Enterprises
• Nabors Industries
• Nalco Champion
• Noble Energy
• Oasis Petroleum
• Oceaneering International
• Omega Protein
• Pappas Restaurants
• Par Pacific Holdings
• Patterson-UTI
• Petrobras US headquarters
• Piping Technology and Products
• Powell Industries
• PROS
• Randall's Food Markets
• Rice Epicurean Markets
• St. Luke's Episcopal Hospital
• Salata Salad Kitchen
• Sasol - North American Headquarters
• Schlumberger US headquarters
• Seaboard International
• Service Corporation International
• Shell Oil Company, US subsidiary of Royal Dutch Shell
• Shipley Do-Nuts
• Simmons & Company International
• SnapStream
• Southwestern Energy
• Southwestern National Bank
• Spec's Wine, Spirits & Finer Foods
• Stage Stores Inc.
• Stewart & Stevenson
• Stewart Information Services Corporation
• Tailored Brands
• Talos Energy
• TC Energy US headquarters
• Technip US headquarters
• Texas Children's Hospital
• Total S.A. US headquarters
• Valaris plc
• Vinson & Elkins
• Transocean US headquarters
• Valencia Group
• Weatherford
• Willbros Group
• Woodforest National Bank

Although Exxon Mobil has its corporate headquarters in Irving, Texas, most of its employees are in Houston.[2] HP Inc. has a large campus in Springwoods Village in Spring, Tx. Chevron also operates from office towers in Downtown Houston, where it purchased 1500 Louisiana Street and 1400 Smith Street from former Texas energy giant Enron. The corporate offices of Imperial Sugar and Minute Maid, a regional headquarters for Unocal 76, and an office of Schlumberger, are based in nearby Sugar Land, Texas. CB&I and US Oncology are based in The Woodlands.

• Houston Business Journal Book of Lists. Houston: Houston Business Journal.