David Byles

Mindshare Ltd. provides media planning and buying services. The private company is based in Bristol, UK and has subsidiaries in Sweden. The British company was founded by David Byles. The CEO is Lisa Weinstein.

J. Walter Thompson Co. provided advertising and related services. The firm provided creative ad development, campaign management, and strategic planning services to clients including Ford, Kraft, and Nestle. It also offered brand development and specialized marketing services, including customer relationship marketing, event marketing, and sponsorships. The company was founded by James Walter Thompson in 1864 and was headquartered in New York, NY.

Group M Worldwide, Inc. provides media investment management services. It offers Mindshare, MediaCom, Wavemaker, Essence and m/SIX, Xaxis and ESP. The company was founded in 2003 and is headquartered in New York, NY.

Mindshare Media UK Ltd. offers media planning, buying and research services. Its services include econometric modeling, research and insights, digital solutions, sports and entertainment sponsorship consultancy, and brand-driven creative campaigns. The company was founded by Nick Emery in 1997 and is headquartered in London, the United Kingdom.