This list includes notable companies with primary headquarters located in the state. The industry and sector follow the Industry Classification Benchmark taxonomy.

Biggest Companies in Texas by Market Cap for Jan 2026 The most valuable company in Texas is Tesla (TSLA) with a market cap of $1.421T, followed by Exxon Mobil (XOM) and Oracle (ORCL).

Because of the large number of publicly traded companies in Texas we have created a few additional sections to help make this size of these lists manageable. Additional companies headquartered in …

From oil giants to global tech firms, Texas companies drive not only the state’s economy but also national and international markets. Below, we break down the largest Texas-based companies by …

Oct 26, 2023 · Let’s take a look at the 20 largest companies headquartered in Texas today when sorted by market capitalization.

Jun 24, 2021 · Here are the top 25 Fortune 500 companies on Fortune's 2021 list that are headquartered in the great state of Texas.

Sep 16, 2025 · The top 10 largest companies in Texas account for over 1 million employees, according to Zippa. This data was compiled by looking at companies headquartered in Texas with at least 100 …

Mar 19, 2024 · Here at Zippia we have developed a database of over 250,000 companies that spans the entire country. For this report, we looked at the companies headquartered in Texas with at least 100 …

Jun 15, 2022 · According to FORTUNE, here are the Fortune 500 companies headquartered in Texas, in order of revenue:

How many companies listed on the Fortune 1000 have their global headquarters in the state of Texas? For 2025 there are 100 Texas companies on the Fortune 1000 list.