ER-Telecom holding JSC (TM "Дом.ги", "Дом.ги Business", "WestCall") is a leading Russian telecommunications company that provides broadband Internet access, telephony, digital TV, access to Wi-Fi, VPN, LoRaWAN, video surveillance and integrated solutions based on industrial Internet of things (IoT) technologies. The operator is one of the TOP 10 largest Telecom companies in Russia. According to independent analysts, by the number of clients served, the company ranks 2nd among national Internet providers and 3rd among pay-TV operators, according to the results of the 3rd quarter of 2018, according to TMT Consulting. Covering 2/3 of the territory of the Russian Federation, it serves more than 13 million households. The company operates in 567 cities in Russia.