First Quarter 2023 Earnings Conference Call

Summary Focus on driving growth and building on our long-term industry-leading foundation Strong agency brands Exceptional talent ● 0 0 0 Data capabilities at scale Creative and innovative marketing solutions Seamless delivery of "open architecture" solutions Effective expense management is an ongoing priority Flexible business model is positioned to address uncertainty Financial strength is a continued source of value creation O Interpublic Group of Companies, Inc. | 11 IPG

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