At ONE4U we keep investing in research and approach every customer with humility, so that we can grow alongside the people we serve.

Since taking our first step into the telecommunications business in 1998, ONE4U has steadily evolved toward the next generation of AI platforms. Untact ICT communications, AI platforms, and IoT-convergence services are core national capabilities that underpin Korea’s smart-security posture and the safety of generations to come.

We have built deep operating experience and infrastructure across many sectors, and we lead the market on the strength of technology that holds its own on the global stage.

A sincere commitment to the customer — the value we hold dearest at ONE4U.

ONE4U partners with you for sustainable growth.

Through continued challenge and innovation, ONE4U will keep earning the trust of customers, shareholders, and employees — a company that puts customers first and works relentlessly to improve their quality of life.