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1,614,549 companies in Washington.
Discover 1,614,549 companies headquartered in Washington, spanning manufacturing, construction, and industrial sectors. Browse by city — including Seattle, Spokane, Vancouver or by industry, and open any profile for its location, website, size, and NAICS/SIC classification.
Largest Washington companies by revenue
The highest-revenue companies in this directory. Open any profile for its full firmographics.
| # | Company | Location | Employees | Revenue |
|---|---|---|---|---|
| 1 | Amazon | Seattle | 1,541,000 | $538B |
| 2 | Amazon Web Services (aws) | Seattle | 1,541,000 | $538B |
| 3 | Amazoncccccccc | Seattle | 1,541,000 | $538B |
| 4 | Amazona | Seattle | 123 | $538B |
| 5 | McKesson Canada | Irving | 44,821 | $330.2B |
| 6 | Costcoccccc | Seattle | 304,000 | $242.3B |
| 7 | Costco Wholesale | Seattle | 304,000 | $242.3B |
| 8 | AmerisourceBergen | Conshohocken | 44,000 | $229.7B |
| 9 | MSN Inc | Redmond | 195,491 | $229.2B |
| 10 | Microsoft | Redmond | 238,000 | $218.3B |
Washington companies by size and revenue
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 1,578,957 | 98.7% |
| 51-200 | 15,614 | 1.0% |
| 201-1000 | 4,518 | 0.3% |
| 1001-5000 | 619 | 0.0% |
| 5001+ | 247 | 0.0% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 1,550,682 | 98.7% |
| $10M-$50M | 15,758 | 1.0% |
| $50M-$250M | 3,543 | 0.2% |
| $250M-$1B | 568 | 0.0% |
| $1B+ | 543 | 0.0% |
Share is of companies with a known value — 1,599,955 with headcount and 1,571,094 with revenue on file, as of Jul 17, 2026.
Frequently asked questions
How many companies are based in Washington?
1,614,549 companies in the directory are headquartered in Washington, browsable by city or by industry.
How many large companies are in Washington?
1,899 of the 1,614,549 companies in Washington employ more than 500 people, and 543 report over $1 billion in annual revenue. See the size and revenue breakdown above for the full distribution.
What size are most Washington companies?
Most are small and mid-sized businesses: the size and revenue tables above show the full spread, from under $10M up to $1B+, across the 1,571,094 companies with revenue on file.
What information is included for each company?
Every listing includes the company name, location, website, employee size, revenue range where available, and NAICS/SIC classification, with a link to the full profile.
Where does this directory come from?
Listings are compiled and maintained by Factur, a sales and marketing firm for B2B manufacturers. Any company can request an update or removal from its profile page.