Rivulet Communications Raises $18 Million in VC - Portsmouth, NH

Rivulet Communications, a Portsmouth-based developer of quality of service technology for IP networks, has raised $18 million in its second round of venture capital, led by ATA Ventures. Other investors in the deal include Menlo Ventures and Performance Equity Management, based in Greenwich. Founded in 2004, Rivulet offers a hardware-software system for assuring that data is transmitted over IP networks intact and in sequence. Two of the company's largest customers are Sloan-Kettering Cancer Center and the New York University Medical Center. Rivulet, which raised $15 million in its first round of venture capital, currently employs about 50 people.

http://www.rivulet.com/index.html