nTels Co., Ltd. develops and supplies operations support systems for wired and wireless communication service providers. Its offerings include the NTELS Energy Management System, NTELS Smart Building, NTELS Industrial Safety, NTELS Digital Signage, and NTELS Smart Healthcare solutions, as well as platforms for IoT services, business support systems, and network solutions such as 5G, virtualization, and cloud services. The company was founded in 2000 and is headquartered in Seoul, South Korea.