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90,636 companies in Industrial & mechanical in District of Columbia.
Explore 90,636 Industrial & mechanical in District of Columbia listed with contact details, employee size, revenue, and NAICS/SIC codes. Compare suppliers and service providers side by side and reach the right companies directly, or view the same industry in Industrial & mechanical in California, Industrial & mechanical in Florida, Industrial & mechanical in Texas.
This list covers District of Columbia's machine shops, sheet metal and structural steel fabricators, metal stampers, plastic injection molders, platers and powder coaters, as well as industrial equipment makers, automation integrators and machinery distributors. Open a profile to see where each company is based and its NAICS code. Quote-to-order rates for these segments: Manufacturing sales by segment, 2026.
Of the 90,628 with a known headcount, 96% employ 1-50 people and 178 employ more than 1,000. 97% of those reporting revenue are under $10M, while 73 report more than $1B. The largest by revenue include US Department of Transportation (Washington), United States Navy (Washington) and US Department of Agriculture (Washington).
Largest Industrial & mechanical in District of Columbia companies by revenue
The highest-revenue companies in this directory. Open any profile for its full firmographics. Ranked list: Largest Industrial & Mechanical Companies in District of Columbia (2026).
| # | Company | Location | Employees | Revenue |
|---|---|---|---|---|
| 1 | US Department of Transportation | Washington | 55,000 | $299.2B |
| 2 | United States Navy | Washington | 562,000 | $248B |
| 3 | US Department of Agriculture | Washington | 100,000 | $228.3B |
| 4 | US Air Force | Washington | 689,000 | $217.5B |
| 5 | The Defense Credit Union | Washington | 1,611,000 | $168.6B |
| 6 | The SBA | Washington | 6,373 | $107.2B |
| 7 | Department of Homeland Security | Washington | 260,000 | $97.3B |
| 8 | US Department of Health and Human Services | Washington | 80,000 | $95.4B |
| 9 | US Marine Corps | Washington | 184,000 | $88.1B |
| 10 | US Department of Education | Washington | 4,400 | $68B |
These pages show the first 480 of 90,636 companies. Narrow the list with the filters above or open one of the related lists below to see the rest.
Industrial & mechanical in District of Columbia companies by size and revenue
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 86,694 | 95.7% |
| 51-200 | 2,990 | 3.3% |
| 201-1000 | 766 | 0.8% |
| 1001-5000 | 112 | 0.1% |
| 5001+ | 66 | 0.1% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 87,599 | 96.7% |
| $10M-$50M | 2,347 | 2.6% |
| $50M-$250M | 457 | 0.5% |
| $250M-$1B | 74 | 0.1% |
| $1B+ | 73 | 0.1% |
Share is of companies with a known value — 90,628 with headcount and 90,550 with revenue on file, as of Jul 17, 2026.
Frequently asked questions
How many Industrial & mechanical in District of Columbia are there?
There are 90,636 Industrial & mechanical in District of Columbia in the directory. Use the filters to narrow by employee count, revenue, or NAICS/SIC code.
How many large companies are in Industrial & mechanical in District of Columbia?
380 of the 90,636 companies in Industrial & mechanical in District of Columbia employ more than 500 people, and 73 report over $1 billion in annual revenue. See the size and revenue breakdown above for the full distribution.
What size are most Industrial & mechanical in 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 90,550 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.