For Immediate Release

Deltek to Present at the 11th Annual JMP Securities Research Conference

HERNDON, Va. – May 14, 2012 – Deltek, Inc. (Nasdaq: PROJ), the leading global provider of enterprise software and information solutions for professional services firms and government contractors, today announced that Michael Corkery, Executive Vice President and Chief Financial Officer, will present at the 11th Annual JMP Securities Research Conference in San Francisco, CA on Wednesday, May 16, 2012 at approximately 10:30 a.m. Pacific Time.

This presentation will be available live via webcast on the Investor Relations section of Deltek’s website (http://investor.deltek.com). A replay of the webcast will be available at this link for 90 days from the date of the event.

About Deltek

Deltek (Nasdaq: PROJ) is the leading global provider of enterprise software and information solutions for professional services firms and government contractors. For decades, we have delivered actionable insight that empowers our customers to unlock their business potential. 15,000 organizations and 2 million users in over 80 countries around the world rely on Deltek to research and identify opportunities, win new business, optimize resources, streamline operations, and deliver more profitable projects. Deltek – Know more. Do more.® www.deltek.com.

For further information contact:

Media Relations Contact:
Patrick Smith, Vice President, Corporate Marketing and Communications, Deltek, Inc.
703.885.9062, PatrickSmith@deltek.com

Investor Relations Contact:
Joe Wilkinson, Vice President, Investor Relations, Deltek, Inc.
703.885.9423, josephwilkinson@deltek.com