Crestwood Associates LLC entered into a merger agreement to acquire Stanley Stuart Yoffee & Hendrix, Inc. Posted on 07/01/2016 by Ron Klammer Posted in Mergers & Acquisitions Tagged IT Services Stanley Stuart Yoffee & Hendrix, Inc. evaluates, selects, and implements hosted, on premise, and SaaS cloud based enterprise resource planning (ERP) and customer relationship management (CRM) software solutions.