View Post Ad Biz | Agencies | Brands Remember the Simmons Account that M|W Resigned? It’s Now at KBS+ By Kiran Aditham on Jul. 22, 2013 - 3:01 PM Just over five months after Minneapolis-based, Omnicom-owned “brand activism” agency Martin|Williams cut ties with bedding brand Simmons, the latter has found a new ad partner in Kirshenbaum Bond Senecal + Partners. ...