Mark Logic CEO Dave Kellogg Elected to Software & Information Industry Association (SIIA) Content Division Board

SAN CARLOS, Calif. — March 23, 2009 — Mark Logic Corporation, a leading provider of infrastructure software for information applications, today announced that its chief executive officer, Dave Kellogg, has been elected to the board of directors of the Content Division of the Software and Information Industry Association (SIIA). Serving a two-year term, he will join nine other newly elected executives representing Content Division member companies.

SIIA is the principal trade association for the software and digital content industry. Comprised of more than 100 large and small companies, the SIIA Content Division provides a forum for companies that are in the business of publishing and distributing online content, or offer technologies and services that assist in the distribution of information products. With the leadership of the Content Board, the division works to develop effective approaches to emerging issues and to produce deliverables of special interest to members of the division. In this new role, Dave Kellogg will be responsible for working closely with board members to prioritize Content Division initiatives and determine the direction of key projects, activities, and industry events.

“I’m very impressed by the caliber of people in this new group of Content Division board members. It’s certainly one of the strongest and most savvy group of executives I’ve worked with during my tenure at the SIIA,” said Ed Keating, vice president, SIIA Content Division. “Sitting at the intersection of technology and the information industry, Mark Logic has a distinctive vantage point in the market and wealth of knowledge to share. Dave’s leadership and perspective will be tremendous assets in the coming term.”

“The SIIA is a unique organization for its ability to bring different areas of the information industry together to concretely discuss a wide range of important issues,” said Dave Kellogg, chief executive officer, Mark Logic. “I’m honored to have been elected by the SIIA membership and I look forward to working with each member of the board to advance the initiatives of the Content Division.”

Dave Kellogg has worked in the database and applications software industry for over 20 years. Prior to joining Mark Logic, Mr. Kellogg served as senior vice president of worldwide marketing at Business Objects, a leading business intelligence software company. He was a key member of the executive team that grew Business Objects from $30M in revenues and 250 people to over $850M in revenues and over 4,000 people during his nine years there. Before Business Objects, Mr. Kellogg was vice president of marketing at Versant Object Technology, a provider of object database management systems. Prior to that, he held a number of technical and marketing positions with Ingres Corporation, a maker of relational database systems and tools.

About Mark Logic Corporation

Mark Logic Corporation is a leading provider of information infrastructure software, serving industries including media, government, financial services, and others. The company's flagship product, MarkLogic Server, is used by customers to enable a wide variety of information applications including custom publishing, search-based applications, content analytics, unified information access, metadata catalogs, and threat intelligence systems. MarkLogic Server is based on patented innovations and provides state-of-the-art features including location awareness, real-time search, and a shared-nothing cluster architecture that supports high performance against petabyte-scale databases. Mark Logic is headquartered in San Carlos, California with field offices in New York, Washington, London, Boston, Austin, and Frankfurt. The company is privately held with investors Sequoia Capital and Tenaya Capital. For more information, to download a trial version, or to read the award-winningKellblog, written by Mark Logic CEO Dave Kellogg, go towww.marklogic.com.