Bridgeline Software to Present at the Security Research Growth Stock Conference

July 23, 2007

Boston, MA, July 23, 2007 - Bridgeline Software, Inc. (NASDAQ: BLSW) announced today that Thomas Massie, President and Chief Executive Officer will present at the Security Research Growth Stock Conference at 2:00pm (PST) on Monday, July 30, 2007 at the Omni Hotel in San Francisco, CA. For more information about the Security Research Growth Stock Conference please visit . A replay of Bridgeline Software’s presentation will be available on the company’s website for 90 days following the conference.

About Bridgeline Software, Inc.

Headquartered in Massachusetts, with additional locations in Atlanta, New York, Washington D.C. and Bangalore India, Bridgeline Software is a developer of award winning web applications and an on-demand web based platform called Orgitecture. This scalable on-demand web based platform provides expandable modules such as Content Management, Relationship Management, eSurvey, eNewsletter, eCommerce, Event Registration and Integrated Grants Management. Bridgeline Software's teams of developers specialize in information architecture, usability engineering, SharePoint development, web application development, rich media development, e-commerce, and eTraining development.

Bridgeline Software has over 250 customers that include: The Bank of New York, RSA Security, Nomura Securities, EMC, John Hancock, AARP, Pfizer, Goldman Sachs, The Packard Foundation, DTTC, Cadaret, Grant & Co., Perkin Elmer, UBS, Citibank, National Financial Partners, Newton-Wellesley Hospital, JBHanauer & Co., Omgeo, the Gill Foundation, The Commonwealth Fund, Massachusetts Institute of Technology, and the Smithsonian Institute. To learn more about Bridgeline Software, please visit