• February 10, 2009

Web measurement service Vizu Corporation has entered into partnerships with Lotame, Buddy Media and AdNectar to track brand advertising on social networks.

The San Francisco-based company's Ad Catalyst system measures the performance of campaigns focusing on brand lift metrics rather than click-through rates to measure effectiveness.

Ad Catalyst monitors all creative for a given campaign, tracks ad impressions, and randomly selects users to answer a short survey about the advertising.--Mark Walsh