SCHAUMBURG, Ill – October 21, 1999 – InstallShield® Software Corporation, the leader in software installation and deployment tools, has been named for the third consecutive year as one of the fastest-growing companies in the country by Inc. magazine, which recently released its annual ranking of the Inc. 500. InstallShield held an impressive rank of #179 out of 500 companies listed.

The Inc. 500, is an exclusive report on the companies and CEOs who are changing the face of American business. Noteworthy alumni include such household corporate names as Microsoft, Timberland, Dominos Pizza and Patagonia.

“A repeat appearance is no small feat and we are extremely pleased to be included in this prestigious list again,” said Viresh Bhatia, CEO and co-founder of InstallShield.“We’ve experienced exciting growth in many areas over the past year, but could not have accomplished this without the hard work and dedication of everyone in the company. It is their passion that will continue to drive our success.”

This marks the 18th year that Inc. has charted the progress of America’s most innovative and successful entrepreneurs. To be eligible for the Inc. 500, companies have to be independent and privately held through 1998, have at least $200,000 in sales in the base year, 1994, and their 1998 sales must have exceeded their 1997 sales. The ranking is based on the percentage increase in sales from 1994 through 1998. Holding companies, regulated banks and regulated utilities are not eligible. Inc. verified all information using tax forms and financial statements from certified public accountants and by conducting interviews with company officials.

About Inc.

Inc. is the leading magazine written for men and women who own and manage small-to mid-sized, fast growing companies. Published 18 times per year, Inc. helps its 2 million readers by providing expert advice and practical solutions as they face the opportunities, pitfalls and rewards of growing a company.