The Instituto de Microelectrónica de Barcelona (IMB) is one of the three research centers belonging to the Centro Nacional de Microelectrónica (CNM) created in 1985 by the Spanish National Research Council (CSIC). The staff of IMB-CNM is around 175 persons, of which about 90 are Ph.D. fellows.

The main activity is applied research and technology development in the fields of silicon-based micro and nano technologies, devices and systems. The R&D activities are mainly driven by competitive research projects funded through the EU Framework Programs and through the National R+D+i Plan funded by the Spanish Ministry of Science and Innovation.

The Institute host the Integrated Micro and Nano-fabrication Clean Room of the CNM (SBCNM) a Large Scale Facility (ICTS) housing a set of complete micro and nanotechnologies, and processes, capable of covering a very broad range of applications in different fields including, biomedical, environment, energy and mobility, security, communications and consumer electronics, etc.