Sample Business Contracts

Executive Severance Agreement - Interpublic Group of Companies Inc. and James R. Heekin

Free Change in Control Forms

                             SUPPLEMENTAL AGREEMENT
                             ----------------------

          SUPPLEMENTAL  AGREEMENT  made as of June 1, 2000,  by and  between THE
INTERPUBLIC  GROUP OF COMPANIES,  INC., a  corporation  of the State of Delaware
(hereinafter referred to as the "Corporation"), and James R. Heekin (hereinafter
referred to as "Executive").

                              W I T N E S S E T H:
                              -------------------

          WHEREAS,  the  Corporation  and  Executive are parties to an Executive
Severance  Agreement made as of January 1, 1998 (hereinafter  referred to as the
"Agreement"); and

          WHEREAS,  the Corporation and Executive  desire to amend the Executive
Severance  Agreement;  NOW,  THEREFORE,  in consideration of the mutual promises
herein and in the  Agreement  set forth,  the parties  hereto,  intending  to be
legally bound, agree as follows:

          1.   Paragraph 5.9 of the Agreement is hereby  amended  effective June
               1, 2000, so as to delete "Two (2.0)" and to  substitute  therefor
               "Three (3)".

          2.   Except as hereinabove  amended,  the Agreement  shall continue in
               full force and effect.

          3.   This Supplemental  Agreement shall be governed by the laws of the
               State of New York.


                              THE INTERPUBLIC GROUP OF
                              COMPANIES, INC.



                              By /s/ C. KENT KROEBER
                                ----------------------------------------
                                  C. KENT KROEBER



                                 /s/ JAMES R. HEEKIN
                                ----------------------------------------
                                   JAMES R. HEEKIN