Apparatus and methods for aggregating Mortgage Loans based upon servicing records verified via a blockchain distributed ledger. The Blockchain is distributed to Participants in the Loan, such as the Borrowers, Regulators, Servicers, and Vendors. Participants may submit an aggregation criteria, such as for example a criteria used for selecting loans to be included in a securitization pool. The present disclosure further provides a method for homogenizing a variety of loan criteria and memorializing execution of a smart contract on the Blockchain.