London, UK, May 18, 2010 – Quantcast announced today the appointment of Philip Macauley to UK Managing Director, where he will be responsible for leading the company’s operations and expansion into the UK market.

Mr Macauley joins Quantcast after ten years at Yahoo!, where he most recently held the post of Director of Business Development and Commercial Relations. He brings Quantcast and its clients his broad expertise in media planning, display advertising and go-to-market strategy within the digital domain. Mr Macauley joined Yahoo! as Head of Planning and Strategy for the UK and Pan-European market. In his tenure with the company, he has held various senior roles including driving media agency relationships as Agency Sales Director and leading the company’s publisher efforts as Head of Publisher Partnerships. Prior to Yahoo!, Mr Macauley was with WPP’s MindShare.

With this expansion, Quantcast brings to the European advertising and media marketplace a simplified and vastly improved way for advertisers to understand and reach their audiences online and for publishers to deliver real-time audiences that satisfy each advertiser’s unique audience requirements.

• Quantcast Measurement is the world’s favourite audience measurement solution enabling publishers to better represent their unique audiences and providing web site owners with accurate, directly measured traffic, demographic, lifestyle, business and geographic audience data. Best of all, Quantcast Measurement is completely free.

• Quantcast Audience gives advertisers the ability to understand the distinctive characteristics of their best customers and deploy these proprietary models to connect with millions, or tens of millions, who look just like them across the web. Quantcast calls these “lookalikes”, and by working with a wide range of leading publishers, only Quantcast makes lookalikes truly portable, enabling advertisers to take their audience model to any quality content and media partner of their choice.

Quantcast’s services are used extensively by the advertising industry including most of the world’s major media agencies, hundreds of major marketers and millions of websites worldwide, including such leaders as MTV Networks, Bloomberg, The Economist, Reuters, IAC, BBC, Time Inc., NBC Universal, Discovery Communications, TypePad, WordPress, Dailymotion, Demand Media and LinkedIn.

“Since the launch of our global audience service in March, we’ve seen strong worldwide growth, particularly in Europe”, said Konrad Feldman, co-founder and CEO Quantcast. “Phil has exceptional knowledge of the UK marketplace, the needs of buyers and sellers, and a deep understanding of the emergence of real-time media solutions and the value these technologies deliver to publishers, marketers and consumers. We’re delighted to have him spearheading our UK expansion and excited for the opportunity it presents”.