On Stella From Demand IQ's Privacy Page you can request and collect all the privacy and GDPR related information that Stella From Demand IQ is providing.
The privacy policy by is a legal document or statement that discloses how Stella From Demand IQ gathers, uses, discloses, and manges their customers' data.
The basis for Demand IQ sharing, adding, uploading, hosting, accessing or sending personal data out of Europe. Vendors can also add a description of their own impact assessment for data transfers.