4,986 companies in Communication in Delaware.
Explore 4,986 Communication in Delaware 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 Communication in California, Communication in New York, Communication in Florida.
Of the 4,986 with a known headcount, 97% employ 1-50 people and 2 employ more than 1,000. 97% of those reporting revenue are under $10M. The largest by revenue include Siemens Mobility Inc (Wilmington), NTC International Inc (Wilmington) and The News Journal (New Castle).
The highest-revenue companies in this directory. Open any profile for its full firmographics. Ranked list: Largest Communication Companies in Delaware (2026).
| # | Company | Location | Employees | Revenue |
|---|---|---|---|---|
| 1 | Siemens Mobility Inc | Wilmington | 502 | $417M |
| 2 | NTC International Inc | Wilmington | 355 | $249M |
| 3 | The News Journal | New Castle | 269 | $181M |
| 4 | RepStack | Wilmington | 315 | $69M |
| 5 | Sigma Telecom LLC | Wilmington | 91 | $60M |
| 6 | Sorcial | New Castle | 1,037 | $57M |
| 7 | Smyrna School District | Smyrna | 287 | $57M |
| 8 | Delaware Bids | Lewes | 269 | $52M |
| 9 | Cottonwood Television LLC | Wilmington | 46 | $51M |
| 10 | AMERICAN TELEVISION AND COMMUNICATIONS Corp | Wilmington | 57 | $50M |
These pages show the first 480 of 4,986 companies. Narrow the list with the filters above or open one of the related lists below to see the rest.
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 4,825 | 96.8% |
| 51-200 | 141 | 2.8% |
| 201-1000 | 18 | 0.4% |
| 1001-5000 | 2 | 0.0% |
| 5001+ | 0 | 0.0% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 4,855 | 97.4% |
| $10M-$50M | 119 | 2.4% |
| $50M-$250M | 10 | 0.2% |
| $250M-$1B | 1 | 0.0% |
| $1B+ | 0 | 0.0% |
Share is of companies with a known value — 4,986 with headcount and 4,985 with revenue on file, as of Jul 17, 2026.
There are 4,986 Communication in Delaware in the directory. Use the filters to narrow by employee count, revenue, or NAICS/SIC code.
5 of the 4,986 companies in Communication in Delaware employ more than 500 people. See the size and revenue breakdown above for the full distribution.
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 4,985 companies with revenue on file.
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.
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.