Plumtree Software to Present at AeA Micro Cap Financial Conference

Plumtree Software (Nasdaq:PLUM) today announced that
Eric Borrmann, chief financial officer, and Eric Zocher, vice
president of engineering, are scheduled to present on behalf of the
company at the AeA Micro Cap Financial Conference on May 17, 2005.
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Who:      Eric Borrmann, Chief Financial Officer
          Eric Zocher, Vice President of Engineering

What:     AeA Micro Cap Financial Conference

Where:    Monterey Plaza Hotel, Monterey, CA

When:     May 17, 2005, 4:15 p.m. - 4:45 p.m. (PST)

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

   About Plumtree Software

   Plumtree Software is a technology leader, providing enterprise
solutions to bridge disparate work groups, IT systems and business
processes with its open, cross-platform portal. Plumtree Software
continues to innovate, offering rich service-oriented environments to
deliver composite applications that give customers the freedom and
flexibility to support advanced user needs and business processes.
Plumtree Software's solutions provide significant business value to
more than 725 customers, including Airbus, Mazda, Pratt & Whitney and
U.S. Navy. 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.

   American Electronics Association (AeA)

   AeA, founded in 1943, is a nationwide non-profit trade association
that represents all segments of the technology industry and is
dedicated solely to helping members' top line and bottom line. They do
this in partnership with small, medium, and large member companies by
lobbying governments at the state, federal, and international levels;
providing access to capital and business opportunities; and offering
select business services and networking programs.