The Catalan Institute of Nanoscience & Nanotechnology, also known as ICN2, is a non-profit international research institute located near Barcelona, Catalonia, Spain. Their mission is to generate knowledge, materials, and devices in the fields of ICT, health, energy, and the environment. With expertise at the nanoscale, ICN2 explores new properties and interactions and aims to apply them to everyday life.

The institute brings together scientists from diverse backgrounds to promote better science, training, and outreach to society. ICN2 also collaborates with local and global industries. Recognized as a Severo Ochoa Centre of Excellence, ICN2 is committed to fostering dialogue and collaboration between researchers, industry, policymakers, and society.

The institute upholds equal opportunities, fair selection processes, and work/life balance. As a global leader in nanoresearch, ICN2 supports both fundamental and applied research, as well as technology transfer to the market