Linköping Science park includes about 600 companies with a total of 14 000 employees (2023).
[2] Many of these companies have been started because of the innovations at Linköping University.
The companies operate primarily in technology sectors such as telecommunications, business systems, software and systems engineering, electronics, home communications and vehicle safety.
The largest residents of Mjärdevi are Ericsson, Releasy, IFS, Sectra, Infor, Combitech and CGI Group.
A computer history museum, IT-ceum, was built up in Mjärdevi in 2005.