BPA Worldwide
BPA Worldwide is the global industry resource for verified audience data and media knowledge. Headquartered in Shelton, Connecticut, USA, BPA has the largest membership of any media-auditing organization in the world, spanning more than 25 countries. Worldwide, BPA serves more than 2,500 media properties—including over 1,900 B-to-B publications, more than 400 consumer magazines and newspapers, 100+ Web sites, and events, email newsletters, databases, wireless and other advertiser-supported media—as well as more than 2,600 advertiser and agency members.