Two of the largest advertising firms in the world, Omnicom and Interpublic Group, to become one
Two of the largest advertising firms in the world, Omnicom and Interpublic Group, to become one
ByThe Associated Press
December 9, 2024, 7:55 AM
NEW YORK -- Two of the largest advertising firms in the world, Omnicom and Interpublic Group, to become one.