Washington, D.C. 20549
                                    FORM 8-K
                                 CURRENT REPORT
                       Pursuant to Section 13 or 15(d) of
                       the Securities Exchange Act of 1934
       Date of Report (Date of earliest event reported): December 2, 2004

                          Concord Communications, Inc.
               (Exact name of registrant as specified in charter)


         Massachusetts               0-23067                   04-2710876
         -------------               -------                   ----------
 (State or other jurisdiction      (Commission               (IRS Employer
       of incorporation)           File Number)             Identification No.)

     400 Nickerson Road, Marlboro, Massachusetts            01752
     -------------------------------------------            -----
       (Address of principal executive offices)           (Zip Code)


       Registrant's telephone number, including area code: (508) 460-4646

                                 Not Applicable
          (Former name or former address, if changed since last report)


Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):
|_|  Written communications pursuant to Rule 425 under the Securities Act
     (17 CFR 230.425)

|_|  Soliciting material pursuant to Rule 14a-12 under the Exchange Act
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|_|  Pre-commencement communications pursuant to Rule 14d-2(b) under Exchange
     Act (17 CFR 240.14d-2(b))

|_|  Pre-commencement communications pursuant to Rule 13e-4(c) under Exchange
     Act (17 CFR 240.13e-4(c))



Item 1.02. Termination of a Material Definitive Agreement.
On December 1, 2004, Daniel Sheahan who was serving as the Company's Executive
Vice President, Worldwide Sales and Professional Services, assumed the position
of Vice President Asia Pacific. In connection therewith, Mr. Sheahan's
Management Change in Control Agreement with the Company dated November 18, 2002
was terminated effective December 1, 2004.

Item 9.01 Financial Statements and Exhibits.

Not applicable

(c)  Exhibits
The following exhibits are filed with this Current Report on Form 8-K.

Exhibit No.        Description
Not applicable



Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned, hereunto duly authorized.
                                       CONCORD COMMUNICATIONS, INC.
                                       By: /s/ Melissa H. Cruz
Date: December 2, 2004                      Melissa H. Cruz
                                            Executive Vice President of Business
                                            Services, Chief Financial Officer
                                            and Treasurer