Crestwood Associates has acquired Florida-based Stanley Stuart Yoffee & Hendrix, a historical Dynamics SL reseller. Founded in 1992, SSYH is owned by CEO Angela Stuart Mills, who joins Mount Prospect, Ill.-based Crestwood as director of product development. SSYH also carries Dynamic GP, NAV and CRM and more recently Acumatica. It has offices in Maitland and Fort Lauderdale, Fla.