BRWC Client H&M opening its largest store to date, 63,000-sq.-ft. flagship in Manhattan The H&M (Hennes & Mauritz) Group has around 3,500 stores in 57 markets including franchise markets. MAY 7, 2015 | BY MARIANNE WILSON http://www.chainstoreage.com/article/hm-opening-its-largest-store-date-63000-sq-ft-flagship-manhattan# BRWC$$$$$$$$$$$$$$ Going Up Do your own DD if you don't believ