AppRiver, LLC, a leading provider of e-mail messaging and Web security solutions, today announced the company has been named for the third straight year to Inc. magazine's Inc. 5000 list, an exclusive ranking of the nation's fastest-growing private companies. AppRiver ranks No. 16 within the security category and No. 741 overall. Inc. 5000 represents the most comprehensive look at the most important segment of the economy-America's independent-minded entrepreneurs.

"Savvy trend spotters and those who invest in private companies know that the Inc. 5000 is the best place to find out about young companies that are achieving success through a wide variety of unprecedented business models, as well as older private companies that are still expanding at an impressive rate," said Inc. 5000 project manager Jim Melloan. "That's why our list is so eagerly anticipated every year."

AppRiver offers businesses comprehensive, yet affordable subscription-based Software-as-a-Service solutions that incorporate the latest spam and virus protection, e-mail encryption, and Web security on the market. In addition, the company provides a complete managed service for Microsoft® Exchange. AppRiver currently protects more than 35,500 customers (and 6 million mailboxes) worldwide.

"Businesses around the globe rely on AppRiver for their e-mail and Web security needs," said Michael Murdoch, CEO, AppRiver. "Our position on the Inc. 5000 list is reflective of our focus on technology innovation and unparalleled customer service to support our rapidly growing user base. The dedication and expertise of the entire AppRiver team has been critical to catapulting us to our current market position."

The 2009 Inc. 5000 serves as a unique report card on the U.S. economy. Despite the ongoing recession, aggregate revenue among the companies on the list actually increased to $214 billion, up $29 billion from last year, with a median three-year growth rate of 126 percent. The Inc. 5000 are responsible for creating more than 1 million jobs since their founding; making the list perhaps the best example of the impact private, fast-growing companies can have on the economy. Complete results of the Inc. 5000, including company profiles and an interactive database that can be sorted by industry, region, and other criteria, can be found on Inc.com.