McCann Ranked No. 1 Globally by R3 in Winning New Business in 2017

NEW YORK, Jan. 30, 2018 /PRNewswire/ -- According to R3, an independent global marketing consultancy, McCann Worldgroup led all agencies in 2017 in winning new business both globally and in the U.S. This analysis appeared in R3's year-end "2017 Creative Agencies New Business League"...