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John Wren (3 April 1871 – 26 October 1953) was an Australian bookmaker, boxing and wrestling promoter, Irish nationalist, land speculator, newspaper owner, racecourse and racehorse owner, soldier, pro-conscriptionist and theatre owner He has become a legendary figure thanks mainly to a fictionalised account of his life in Frank Hardy's novel Power Without Glory, which was also made into a television series. After his death in 1953, Wren was buried at [http://www.kewcemetery.com.au/ Boroondara Cemetery] in Kew.

Jeffrey Terry Green (born 1977) is an American billionaire businessman, who co-founded AdECN, a demand-side advertising platform, which was acquired by Microsoft in 2007. Following two years at Microsoft, Green left to co-found buy-side digital advertising platform The Trade Desk, of which he is chairman and CEO.

John Gentry is the president of OpenX. OpenX is the world’s leading independent provider of digital advertising technology that enables businesses to manage and maximize their ad revenue. A veteran technology and media industry executive, Gentry is responsible for operating the business and further accelerating OpenX's rapid trajectory, delivering revenue growth through sales, technology, and product innovation globally. He has oversight of OpenX's three core operating teams: business, engineering and product. Gentry brings to his position at OpenX nearly twenty years of experience in leadership roles at technology and media companies that have redefined advertising and commerce. Prior to OpenX, Gentry was president of Spot Runner, developer of the Malibu Media Platform, an online media exchange that simplifies the buying and selling of television media. Before Spot Runner, he was chief revenue officer of Green Dot (NYSE: GDOT), the pioneer and market leader in the prepaid debit card industry. Previously, Gentry was senior vice president and general manager of the Affiliate Business of Overture Services, Inc. (Overture), the originator of the paid search advertising model, now a key driver of the digital economy. Before Overture, Gentry was an executive at Disney/ABC Cable Networks and Discovery Communications. Gentry holds a B.A. in Political Science from the University of California at Los Angeles and an M.B.A. from the Kellogg School of Management at Northwestern University.

Jamie Hill is a Chief Executive Officer at adMarketplace. She has worked as President/CEO at iWave Information Systems Inc., Board Member at iWave Information Systems Inc., and President/CEO at Iwave.Com Inc..