Omnicom Media Group Agency Takes Top Slot in RECMA Diagnostics Report for Eighth Consecutive Edition, Reinforcing Its Lead in the Marketplace "OMD confirms its leadership, far ahead of its direct competitors"NEW YORK, Nov. 8, 2024 /PRNewswire/ -- In the latest edition of the highly regarded Network Diagnostics report from RECMA (Research Company Evaluating the Media Agency Industry), Omnicom Media Group agency OMD Worldwide has been named the best performing global media network overall, marking the eight c ...