Telemach is the third largest mobile operator in Slovenia with over 600,000 customers.

Tušmobil gained its mobile license when US-based Western Wireless International (Vega) shut down its network at the end of May 2006.

In March 2007, Tušmobil selected Nokia as its GSM/EDGE core and radio network supplier.

Tušmobil commercially launched UMTS 900 in July 2010.

[2] Telemach commercially launched LTE in June 2015 and renovated the existing GSM/UMTS network with equipment from one of the largest telecom equipment vendors Huawei.