SOUTHPOINTE, PA-Ansys Inc., provider of simulation software and technologies designed to optimize product development processes, has been included on the 2009Fortune100 Fastest-Growing Companies list. Ansys is ranked number 33 overall, the only engineering simulation provider and the only Pennsylvania-based company to make the list. Of the 24 companies in the technology sector, Ansys was in the top 10, ranked at number eight.

Fortune’sFastest-Growing list includes profitable, publicly traded companies with at least $50 million in annual revenue and a market capitalization of at least $250 million. Companies on the list must also have posted yearly revenue and earnings per share growth of at least 20%. To compile the list,Fortuneranked companies based on the last three years of revenue, profit growth and total return using data provided by Zacks Investment Research. In the past, Ansys has been listed on the magazine’s 100 Fastest-Growing Small Businesses list, which includes public companies with annual revenues of less than $200 million.

“Fortune’srecognition of Ansys as one of ‘corporate America’s supercharged performers’ is a testament to all the hard work we’ve done, in both this troubled economic year and the preceding nearly 40 years of developing engineering simulation tools that can benefit any product designer,” says Jim Cashman, president and chief executive officer of Ansys Inc. “We are honored to be included on the list, as this is an elite group. We are even more honored to be continually chosen by our customers, who recognize the value of an integrated, multiphysics approach to simulation driven product development”

For more information, visitwww.ansys.com.