The Site itself contains useful info. However these are the entities that are also present in this page... AudienceScience /DoubleClick/Google AdSense/Outbrain/LinkedIn/Grapeshot/Full Circle Studies and the list goes on...... EX: "Grapeshot">>> is an ad serving company that offers various targeting options on their platform including contextual and user-based targeting. They also provide software to larger online advertising platforms to incorporate publisher page-context into the value of their ad inventory.
>2> exmp::: "Full Circle Studies" is a market research company that studies Internet trends and behavior. They work in conjunction with distributors and content providers to develop an anonymous, census-level analysis of Internet usage. Using data gleaned from its content provider partnerships Full Circle Studies constructs a census type view of visits to that website, which it uses to develop an understanding of broader Internet usage patterns.