BLOCK4-COOP-SUDOE aims at implementing the blockchain technology as a way to ensure the enterprises’ digital transformation, improving their competitiveness through information services, advices and interactions between enterprises and users. For this purpose, the project is based on the state of the art and the needs of those technologies in the Sudoe’s area its inclusion, among others, in our industrial and entrepreneurial sectors and the implementation of a collaborative network with all the key actors.