New CTO Added to Interleaf Management Team; Former Lotus Fellow Strengthens Management Team

Business Wire, May 20, 1999

WALTHAM, Mass.--(BUSINESS WIRE)--May 20, 1999--

Interleaf, Inc. (NASDAQ:LEAF), today announced the appointment of Barry Briggs to the newly created role of Chief Technology Officer.

"The addition of Barry in the role of CTO represents the achievement of another significant step in our transition strategy," stated Jaime Ellertson, Interleaf's President and CEO. "Barry brings over two decades of technical experience and visionary leadership in software development with responsibilities for world-class products, including Lotus 1-2-3(R) . I expect Barry to strengthen our management team as we complete our transition to a leading supplier of e-content management solutions for e-Business."

Barry Briggs joins Interleaf after 11 years with Lotus Development Corporation, a worldwide leader in desktop and network applications, where he was most recently a Lotus Fellow, the company's highest technical rank. At Lotus, Barry is credited with the invention of Lotus(R) e-Suite(TM), one of the first Java-based products on the market; with architecting Lotus Notes/Domino(R) enterprise integration strategy; and as the Chief Architect for the Lotus 1-2-3 spreadsheet program, the best-selling application of its time. Prior to Lotus, Barry held various positions at Digital Equipment Corporation and Nixdorf Computers Inc., among others.

"I'm excited about Interleaf's innovative, revolutionary XML-based content management system, BladeRunner , which leverages the company's long history of scalable enterprise publishing, and is poised to become an application every bit as seminal as 1-2-3 and Domino."

About BladeRunner

Interleaf's BladeRunner is the first complete enterprise content management solution that harnesses the power of industry standards such as eXtensible Markup Language (XML) and Microsoft Word(R) to deliver the reusability and personalization benefits of structured information for web-enabled business solutions. BladeRunner enables organizations to realize improved time to market, increase revenues and gain competitive advantage by providing a solution designed to leverage information content and facilitate business transactions throughout the information value chain that connects corporations with their customers, suppliers and distributors.

About Interleaf

Interleaf, Inc. provides enterprise-wide software solutions for content management and high-end publishing. These solutions provide Global 2000 customers with a distinct competitive advantage by enabling them to deploy applications that improve their operating efficiency and customer satisfaction, while driving revenue and profitability. Interleaf's software products make it easy for companies to assemble, manage, retrieve, distribute and publish business-critical information across the corporate enterprise and beyond. Interleaf is a public company listed on the Nasdaq National Market (Nasdaq:LEAF). Interleaf is headquartered in Waltham, Mass., with offices around the world. Information about Interleaf's products is available from Interleaf Direct at 1-800-955-5323 or on the World Wide Web at http://www.interleaf.com.

Interleaf(R), BladeRunner(TM) and e-content(TM) are either registered trademarks or trademarks of Interleaf, Inc. Lotus, Lotus 1-2-3(R), Lotus(R) e-Suite(TM), and Lotus Notes/Domino(R) are trademarks of Lotus Development Corporation. Other company names and marks are trademarks of the respective companies.