The Interpublic Group of Companies, Inc. (IPG) 10-Q 2023 Q2 Quarterly report

EXHIBIT 32

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code), each of the undersigned officers of The Interpublic Group of Companies, Inc. (the “Company”), does hereby certify, to such officer's knowledge, that:

The quarterly report on Form 10-Q for the quarter ended June 30, 2023, of the Company fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and the information contained in the quarterly report on Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Philippe Krakowsky

Philippe Krakowsky

Chief Executive Officer

Dated: July 26, 2023

/s/ Ellen Johnson

Ellen Johnson

Executive Vice President and Chief Financial Officer

Dated: July 26, 2023