On August 23, 2007, Perimeter eSecurity announced that it was acquiring USA.NET, a leading provider of secure eMessaging services. The announcement came just two weeks after Perimeter received a $50 million dollar commitment from Goldman Sachs, Bessemer Ventures and the Stripes Group.

Perimeter eSecurity, formerly Perimeter Internetworking, has become one of the largest independent managed security services providers (MSSPs) in the U.S. as a result of a series of acquisitions over the past three years. Here’s a quick chronology in reverse order:

In January 2007, Perimeter acquired Message Secure, a leading provider of managed security solutions to financial institutions and other businesses in the U.S.
In June 2006, Perimeter acquired ANE Technologies, a MSSP that provided security services to community banks and other financial organizations based in the Midwest.
In February 2006, Perimeter acquired Breakwater Security Associates, a leading provider of managed … Read More »