The document is a catalogue of nano companies in Spain (version 7.0, updated January 2017) compiled by the Phantoms Foundation, providing an overview of 104 companies and tech transfer institutions involved in nanotechnology. It emphasizes the foundation's role in promoting Spanish science, enhancing collaboration in nanoscience, and supporting the integration of scientific and technological knowledge into the economy. Additionally, the document includes details about specific companies, their research areas, and contact information.