Abstract: Described are platforms, systems, and methods for a secure exchange of personal data with brand data. In one aspect, a method comprises receiving, from a computing device, a request for ownership of a brand, the request comprising a data grouping; persist a smart contract to a distributed ledger, the smart contract associated with the brand and generated based on the data grouping satisfying a criterion for ownership of the brand; and providing, to the computing device, by executing the smart contract, a plurality of opportunities based on the data grouping satisfying the criterion for ownership.