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190,395 companies in Pittsburgh, Pennsylvania.
Find 190,395 companies in Pittsburgh, Pennsylvania. 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 Philadelphia, Harrisburg, Allentown.
Of the 189,558 with a known headcount, 98% employ 1-50 people and 163 employ more than 1,000. 98% of those reporting revenue are under $10M, while 113 report more than $1B.
These pages show the first 120 of 190,395 companies. Narrow the list with the filters above or open one of the related lists below to see the rest.
Pittsburgh, Pennsylvania companies by size and revenue
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 185,423 | 97.8% |
| 51-200 | 3,153 | 1.7% |
| 201-1000 | 819 | 0.4% |
| 1001-5000 | 96 | 0.1% |
| 5001+ | 67 | 0.0% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 182,851 | 98.0% |
| $10M-$50M | 2,769 | 1.5% |
| $50M-$250M | 752 | 0.4% |
| $250M-$1B | 115 | 0.1% |
| $1B+ | 113 | 0.1% |
Share is of companies with a known value — 189,558 with headcount and 186,600 with revenue on file, as of Jul 17, 2026.
Frequently asked questions
How many companies are in Pittsburgh, Pennsylvania?
190,395 companies in the directory are located in Pittsburgh, Pennsylvania.
How many large companies are in Pittsburgh, Pennsylvania?
378 of the 190,395 companies in Pittsburgh, Pennsylvania employ more than 500 people, and 113 report over $1 billion in annual revenue. See the size and revenue breakdown above for the full distribution.
What size are most Pittsburgh, Pennsylvania 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 186,600 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.