Kildal Antenn AB is shareholder in two companies, Bluetest AB and Gapwaves AB. Bluetest AB has launched a disruptive technology (reverberation test chambers) for test and verifycation of LTE (4G) throughput which currently is sold to all major cellphone supplier. Gapwaves has developed flat antennas based on GAP™ technology. This flat-antennas could preferable be used for PTP (Point-To-Point) radio links at the 60 GHz band and above. Gapewaves also produce UltraWideBand antennas for scientific usage as SKA (Square-Kilometers-Array) but also antennas for smal radio base stations.