Plumtree Software to Present at the B. Riley Sixth Annual Investor Con

    Business Editors/High-Tech Writers
    B. Riley Annual Investor Conference 2005

    SAN FRANCISCO--(BUSINESS WIRE)--March 3, 2005--Plumtree Software (Nasdaq:PLUM) today announced that John Kunze, Chief Executive Officer, and Eric Borrmann, Chief Financial Officer, are scheduled to present on behalf of the company at the B. Riley Sixth Annual Investor Conference on March 18, 2005, at 9:50 a.m. (PST).

Who: John Kunze, Plumtree Chief Executive Officer Eric Borrmann, Plumtree Chief Financial Officer

What: B. Riley Sixth Annual Investor Conference

Where: The Venetian Resort Hotel Casino, Las Vegas, NV

When: March 18, 2005, 9:50 a.m. - 10:25 a.m. (PST)

A web cast of this event will be available at www.plumtree.com/ir.

About Plumtree Software

    Plumtree Software is the global pioneer in creating advanced software environments where information resources work together with human ingenuity. Well established as the portal thought leader, Plumtree enables a full, rich suite of applications that coordinate human-managed activities across systems, processes and business boundaries. With the most flexible and open portal system, Plumtree delivers smart solutions throughout the enterprise and beyond. Progressive enterprises large and small, like Airbus, Mazda, Pratt & Whitney and the U.S. Navy depend on Plumtree to help them rapidly harness untapped potential in their business. For more information, visit www.plumtree.com.

    Plumtree is a registered trademark of Plumtree Software, Inc. and/or its subsidiaries in the U.S. and/or other countries. All other registered and unregistered trademarks in this document are the sole property of their respective owners.

--30--JC/sf*

CONTACT: Plumtree Software (Press) Marissa Lee, 415-399-7109 Marissa.Lee@plumtree.com or Market Street Partners (Investors) Joann Horne, 415-445-3234 Joann@marketstreetpartners.com Rob Walker, 415-445-3234 Rwalker@marketstreetpartners.com

KEYWORD: NEVADA CALIFORNIA TRACK INDUSTRY KEYWORD: SOFTWARE TRADESHOW CONFERENCE CALLS SOURCE: Plumtree Software

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