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230,034 companies in District of Columbia.
Discover 230,034 companies headquartered in District of Columbia, spanning manufacturing, construction, and industrial sectors. Browse by city — including Washington, Industrial & mechanical in District of Columbia, Consumer in District of Columbia or by industry, and open any profile for its location, website, size, and NAICS/SIC classification.
Of the 227,603 with a known headcount, 96% employ 1-50 people and 475 employ more than 1,000. 97% of those reporting revenue are under $10M, while 279 report more than $1B.
These pages show the first 480 of 230,034 companies. Narrow the list with the filters above or open one of the narrower lists below to see the rest.
District of Columbia companies by size and revenue
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 219,558 | 96.5% |
| 51-200 | 5,655 | 2.5% |
| 201-1000 | 1,915 | 0.8% |
| 1001-5000 | 273 | 0.1% |
| 5001+ | 202 | 0.1% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 215,295 | 96.7% |
| $10M-$50M | 5,450 | 2.4% |
| $50M-$250M | 1,341 | 0.6% |
| $250M-$1B | 226 | 0.1% |
| $1B+ | 279 | 0.1% |
Share is of companies with a known value — 227,603 with headcount and 222,591 with revenue on file, as of Jul 17, 2026.
Largest cities for District of Columbia companies
| # | City | Companies | Share of District of Columbia |
|---|---|---|---|
| 1 | Washington | 228,472 | 99.3% |
Ranked by the number of companies listed; only cities with a page of their own are included.
Frequently asked questions
How many companies are based in District of Columbia?
230,034 companies in the directory are headquartered in District of Columbia, browsable by city or by industry.
How many large companies are in District of Columbia?
959 of the 230,034 companies in District of Columbia employ more than 500 people, and 279 report over $1 billion in annual revenue. See the size and revenue breakdown above for the full distribution.
What size are most District of Columbia 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 222,591 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.