Oracle is a data broker and marketing monolith that operates globally, including in the UK. In recent years Oracle has acquired several data companies, including Datalogix, AddThis, Crosswise, and BlueKai. The Oracle product that Privacy International is particularly concerned with it the Oracle Data Cloud, which “helps advertisers connect with the right customers, personalize every transaction, and measure the effect each engagement… creates true cross-channel consumer understanding, so you know more about who your customers are, what they do, where they go, and what they buy." Through extensive aggregation and tracking Oracle sorts individuals into thousands of categories.
Here is an overview of Oracle over the years.