Companies in Texas
5.8M companies registered in Texas, sourced from official business registers and enriched with industry, size, location and contact data. Below: the largest companies by reported revenue, and how the Texas business base breaks down by industry and headcount.
Part of the United States company directory.
Rankings
Largest companies in Texas
By reported (actual) revenue, updated September 2026. Public-sector entities are excluded.
| # | Company | Industry | City | Revenue (USD) | Employees |
|---|---|---|---|---|---|
| 1 | McKesson Corporation | Wholesale of pharmaceutical goods | Irving | $403.4B | 43,000 |
| 2 | Exxon Mobil Corporation | Manufacture of refined petroleum products | Spring | $332.2B | 58,000 |
| 3 | Chevron Corporation | Manufacture of refined petroleum products | Houston | $189B | 43,039 |
| 4 | Phillips 66 | Manufacture of refined petroleum products | Houston | $136.6B | 12,600 |
| 5 | AT&T Inc. | Wired telecommunications activities | Dallas | $125.6B | 133,030 |
| 6 | Valero Energy Corporation | Manufacture of refined petroleum products | San Antonio | $122.7B | 9,811 |
| 7 | Dell Technologies Inc. | Manufacture of computers and peripheral equipment | Round Rock | $113.5B | 97,000 |
| 8 | Tesla, Inc. | Manufacture of motor vehicles | Austin | $94.8B | 134,785 |
| 9 | Energy Transfer LP | Manufacture of gas; distribution of gaseous fuels through mains | Dallas | $85.5B | 22,311 |
| 10 | Sysco Corporation | Wholesale of coffee, tea, cocoa and spices | Houston | $81.4B | 75,000 |
| 11 | Oracle Corporation | Software publishing | Austin | $67.4B | 141,000 |
| 12 | Conocophillips | Manufacture of refined petroleum products | Houston | $61.5B | 9,900 |
| 13 | 7-Eleven, Inc. | Legal activities | Irving | $56.8B | 27,866 |
| 14 | American Airlines Group Inc. | Passenger air transport | Fort Worth | $54.2B | 139,100 |
| 15 | American Airlines, Inc. | Passenger air transport | Fort Worth | $54.2B | 139,100 |
| 16 | Enterprise Products Partners L.P. | Manufacture of gas; distribution of gaseous fuels through mains | Houston | $52.6B | 8,000 |
| 17 | Plains GP Holdings, L.P. | Transport via pipeline | Houston | $44.3B | 4,200 |
| 18 | Plains All American Pipeline L.P. | Transport via pipeline | Houston | $44.3B | 3,900 |
| 19 | United Services Automobile Association | Life insurance | San Antonio | $42.5B | 35,000 |
| 20 | CBRE Group, Inc. | Real estate agencies | Dallas | $40.5B | 155,000 |
| 21 | Slb Limited | Support activities for petroleum and natural gas extraction | Houston | $35.7B | 109,000 |
| 22 | HEWLETT PACKARD ENTERPRISE COMPANY | Manufacture of computers and peripheral equipment | Spring | $34.3B | 67,000 |
| 23 | D.R. Horton, Inc. | Construction of residential and non-residential buildings | Arlington | $34.3B | 14,341 |
| 24 | Citgo Petroleum Corporation | Wholesale of solid, liquid and gaseous fuels and related products | Houston | $32.3B | 1,000 |
| 25 | NRG Energy, Inc. | Electric power generation, transmission and distribution | Houston | $30.7B | 16,702 |
Top 25 by revenue reported to the register. Companies filing no revenue figure are not ranked, whatever their size.
McKesson Corporation leads Texas at $403.4B in reported revenue, from Irving.
Coverage
Companies by industry in Texas
The industries holding the most companies, by NACE activity code.
Ranked by number of companies. Each record carries its NACE code alongside SIC and NAICS, so the same segment can be pulled in any of the three schemes.
Browse these directories
Other business support service activities n.e.c. is the largest activity in Texas, with 392,784 companies.
Distribution
Company size
By number of employees.
86,318 companies have no disclosed headcount (excluded from the chart).
90% of Texas companies with a disclosed headcount fall in the 1-4 employee band.
Data coverage
What a Texas record carries
Share of the state's companies holding each contact field.
22%
with a website
42%
with a phone number
14%
with an email address
Counted against the 5.8M companies in Texas. Firmographics — industry, size, address, status — are present on every record.
FAQ
Companies in Texas — frequently asked questions
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