Le Roy will be managing the research and development of the online division and grow the audience measurement services for the APAC region. She will reside in Sydney and reports to Megan Clarken, online managing director for Asia-Pacific.
"The Asia Pacific region is a major focus for Nielsen over the next few years and as such, we are investing in bringing the industry's top researchers into our business to deliver world-class data and research to our clients," said Clarken.
Le Roy has over twenty years' experience in the media research and analysis industry, with the past twelve years spent focusing on online media. Before Nielsen she was at Consult and leading Australian online media company Ninemsn. Le Roy has also chaired three councils for IAB Australia.