Hans Lundhagen

Kaelus, Inc. engages in the provision of test and measurement solutions. It offers test and measurement instruments, cell-site filters, combiners and tower mounted amplifiers. The firm’s services include passive intermodulation test solutions, site sharing solutions, das interface solutions, integrated radio and ferrite products, GSM-R interference filters, cellular radio base station filters, circulators and combiners. The company was founded in 2010 and is headquartered in Hayden, ID.

Kaelus AB is a private company that provides calibration solutions for their Kaelus PIM analyzers. The company is based in Täby, Sweden. The Swedish company's product, the ACE-1000A, allows users to self-calibrate their analyzers in the field, reducing downtime to less than an hour and increasing productivity by retaining instruments in the field. The company was founded in 2010 by Mats Olof Gustavsson, and the CEO is Peter Harald Sandberg.

Microdata Telecom Innovation Stockholm AB engages in the radio frequency (RF) filter solutions. Its products include filter solutions, tower mounted amplifier, accessories and test and measurement solutions. The company was founded by Mats Olof Gustavsson in 1981 and is headquartered in Taby, Sweden.