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28,892 companies in Danbury, Connecticut.
Find 28,892 companies in Danbury, Connecticut. From manufacturers to industrial suppliers, each listing carries the firm's address, website, size, and NAICS/SIC codes. You can also browse nearby cities such as Stamford, Hartford, New Haven.
Danbury, Connecticut companies by size and revenue
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 28,471 | 98.9% |
| 51-200 | 221 | 0.8% |
| 201-1000 | 69 | 0.2% |
| 1001-5000 | 9 | 0.0% |
| 5001+ | 6 | 0.0% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 28,163 | 98.9% |
| $10M-$50M | 240 | 0.8% |
| $50M-$250M | 56 | 0.2% |
| $250M-$1B | 3 | 0.0% |
| $1B+ | 8 | 0.0% |
Share is of companies with a known value — 28,776 with headcount and 28,470 with revenue on file, as of Jul 17, 2026.
Frequently asked questions
How many companies are in Danbury, Connecticut?
28,892 companies in the directory are located in Danbury, Connecticut.
How many large companies are in Danbury, Connecticut?
35 of the 28,892 companies in Danbury, Connecticut employ more than 500 people, and 8 report over $1 billion in annual revenue. See the size and revenue breakdown above for the full distribution.
What size are most Danbury, Connecticut 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 28,470 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.