Exhibit 99.1


Concord Announces Search for EVP Worldwide Sales

   MARLBORO, Mass.--(BUSINESS WIRE)--May 4, 2004--Concord
Communications Inc. (Nasdaq: CCRD) announces the opening of a search
for an Executive Vice President of Worldwide Sales and Professional
Services. Daniel Sheahan, the current Executive Vice President of
Worldwide Sales and Professional Services, will remain in this
capacity until the search is completed, at which time he will return
to his previous role of Vice President of Asia Pacific Sales.

   About Concord Communications

   Concord Communications, Inc. (Nasdaq: CCRD) optimizes application
performance and availability across networks and systems. Concord's
3000 eHealth(R) customers worldwide use the eHealth(R) Suite as the
software solution to manage their IT infrastructure to drive
profitable business operations, reduce costs, and increase competitive
positioning.

   Concord is headquartered in Marlboro, Massachusetts. For more
information on Concord, call 1-800-851-8725 or visit Concord on the
Web at www.concord.com. Concord Communications, Inc., the Concord logo
and eHealth are trademarks of Concord Communications, Inc. All other
trademarks are the property of their respective owners.

    CONTACT: Concord Communications Inc
             Eric Snow, 508-486-4508
             pr@concord.com
             or
             Investor Relations:
             Raymond Ruddy, 508-303-4350
             investorrelations@concord.com