| Former type | Private |
|---|---|
| Industry | Computer networking |
| Successor | Cisco Systems |
| Founded | Waltham, Massachusetts United States (April 2000) |
| Founder(s) | Eddie Sullivan |
| Defunct | May 1, 2002 |
| Headquarters | Billerica, Massachusetts United States |
| Employees | 85 |
Hammerhead Networks was a computer networking based in Billerica, Massachusetts that produced software solutions for the delivery of Internet Protocol service features.
It was founded in April 2000 by Eddie Sullivan, who also served as its CEO.
It was acquired by Cisco Systems on May 1, 2002 in a stock transaction worth up to USD $173M. Cisco had previously owned a minority interest. It had 85 employees at the time of the acquisition.[1]