The Marketing Store Worldwide L.L.C. company offers relationship, field, and promotional marketing services to clients such as McDonald's, Nissan, and Mars. The agency's services and tools focus primarily on building its clients' brands; to achieve this, it specializes in creating retail campaigns, designing packaging schemes, and managing the consumer participation process, across a wide variety of market and sales channels. The Marketing Store Worldwide, which has one subsidiary, UK-based design agency Boxer, serves a global clientele through more than a dozen offices. The Marketing Store Worldwide is owned by privately held, Illinois-based Havi Group LP.