MARINNONET is a collaborative initiative of key actors of the quadruple helix of Spain, France, Ireland and Portugal dedicated to advancing Marine Biotechnology Research, Development and Innovation (R&D&I). Through this new transnational R&D&I cooperation network, MARINNONET seeks to boost the innovation capacity of the Atlantic Area Blue Biotech sector fostering open innovation initiatives and market-driven R&D&I activities that engage both innovators and innovation facilitators.