Carl Oscar Emil Öberg

Efield AB designs and develops electromagnetic analysis simulation software. It is a software development company that primarily offers integrated electromagnetic simulation system. It offers FD hybrid add-on, TD hybrid add-on, and parallel add-on. The firm also provides pre-processing, time domain solvers, frequency domain solvers, waveguide modelover, post-processing, high performance computing, and cavity RCS tool. The company was founded in 2006 and is headquartered in Sollentuna, Sweden.

Linköping University Hospital provides healthcare services.

Ericsson AB manufactures and markets telecommunications equipment and solutions for corporate, as well as individual clients. It develops, sells, and trades goods, products, and services in the field of radio technology. The company was founded in 1952 and is headquartered in Kista, Sweden.

Almi Invest AB (Almi) is a Venture Capital subsidiary of ALMI Företagspartner AB, founded in 2009. The firm is headquartered in Stockholm, Sweden.

Qulsar Sweden AB provides semiconductor standard products for packet based synchronization. It develops circuits and modules for synchronizing telecommunications and power networks. The company was founded in 2008 and is headquartered in Kista, Sweden.

Prodoc Svenska AB engages in the information technology services. It offers information management with focus on document management, information flows and meetings. The company was founded in 1976 and is headquartered in Stockholm, Sweden.