Teleservice AG, through its subsidiaries, provides various telecommunications products for business customers. It offers various MSM cellular management services, including help desk, contract and tariff management, invoice management, and device and life cycle management services; voice and data products of various network operators; internet access, glass fiber, Ethernet, MPLS VPN, and SD-WAN services; cloud and landline telephony services; and cloud and hosting, and consulting services. The company is based in Munich, Germany.