Acquirer (an individual or organization that acquires or procures data from a supplier).
Evaluator (an individual or organization that performs an evaluation, which can, for example, be a testing laboratory, the quality department of an organization, a government organization, or a user).
Developer (an individual or organization that performs development activities including requirements, analysis, design, implementation, and testing data during the data-life-cycle).
Maintainer (an individual or organization that performs operation and maintenance activities of data).
Supplier (an individual or organization that enters into a contract with the acquirer for the supply of data or service under the terms of the contract).
User (an individual or organization that uses data to perform a specific function).
Quality manager (an individual or organization that performs a systematic examination of the data).
Owner (an individual or organization that takes responsibility for the management and financial value of the data with the legal authority and responsibility to establish for them evaluation, collections, access, dissemination, storage, security, and cancellation).