Various companies collect and process data such as IP addresses, device characteristics, browsing data, and user profiles through cookies with different durations. The data collected includes non-precise location data, user-provided data, and privacy choices. Some companies also use other forms of storage for this data. Consent and privacy policies are provided for each company, with cookie durations ranging from 90 to 750 days. Legitimate interest and privacy policy consent are highlighted as factors in data collection practices.