Telekom Networks Malawi PLC | 14,782 followers on LinkedIn. always with you | Telekom Networks Malawi (TNM) was the pioneer mobile network in Malawi. Listed on the Malawi stock exchange, it was established in 1995. TNM operates 3.5 generation network enabling advanced high speed broadband multimedia services, in addition to GSM/GPRS/EDGE networks.TNM offers a comprehensive range of prepaid and postpaid telecom services, which include voice and data connectivity.