This is a list of major companies or subsidiaries headquartered in Houston, Texas and Greater Houston. In addition to the Fortune 500 companies above, many other companies in multiple fields are …

Jan 2, 2026 · Houston, Texas, is home to a vibrant business landscape, boasting a large number of Fortune 500 and Fortune 1000 companies. As one of the most diverse metropolitan areas in the …

Jul 22, 2025 · Twenty-six companies on the 2025 Fortune 500 list are headquartered in the Houston metro area, ranking Houston third in the country behind New York (62) and Chicago (30) and ahead …

3 days ago · We are an independent materials testing and analysis laboratory located in Houston, TX. We offer metallurgical tests, welding tests, procedures and certifications, NDT tests, failure analysis, …

Jan 26, 2026 · From biotech to clean energy, these tech companies in Houston are bringing innovation and discovery into the heart of Texas.

Research the largest companies in Houston, Texas by market cap for Mar 2026. 100% free, 20 years of data!

JPMorgan Chase is one of the world's oldest, largest and best-known financial institutions. With a history that traces our roots to 1799 in New York City, we carry forth the innovative spirit of our heritage …

Dec 16, 2025 · Learn about 19 tech companies in Houston, Texas, via brief capsules recapping each company's size, history and what it specializes in within the tech industry.

Enterprise Products Partners L.P. is one of the largest publicly traded partnerships and a leading North American provider of midstream energy services to producers and consumers of natural gas, natural …

Oct 6, 2002 · The top 10,000 companies and startups in Greater Houston Area, by Crunchbase rank. Organizations in this hub have their headquarters located in Greater Houston Area, Texas, United …