This report is a deliverable (D2.5) of the project ARIADNE - Advanced Research Infrastructure for Archaeological Dataset Networking in Europe that has been funded under the European Community’s Seventh Framework Programme. The document reports the final results of Task 2.5: Impact Evaluation. The report addresses the project objectives and the framework of the impact evaluation, summarises the overall results, and gives recommendations for ARIADNE and other stakeholders with a focus on potential further advances.