Management Ventures (MVI) keeps tabs on the business that retailers are ringing up. A leading research company focused on the retail business, MVI provides market research and advisory services for sales and marketing professionals. Its sales and market data, available through subscriptions, covers all segments of the retail industry, from mass retailers such as Wal-Mart to discount centers and supermarkets. In addition, MVI provides training services for sales and marketing organizations, and it produces trade events and workshops. Founded in 1988, the company is part of The Kantar Group, the market research arm of advertising conglomerate WPP Group.