The Zyman Group offers management consulting services with a focus on marketing. The company tries to help clients increase sales by identifying the best markets, creating an efficient organizational structure, and optimizing sales and marketing programs. Operating from offices in Atlanta, Chicago, Mexico City, and Miami, Zyman Group serves an international client list that includes both business-to-business and business-to-consumer companies. Toronto-based marketing communications holding company MDC Partners owns a controlling stake in Zyman Group, which was founded in 1999 by Sergio Zyman.