Our Heritage

Comprehensive Domain Knowledge

We are the solutions provider of choice in the South Korean market.

Our true distinction lies in our comprehensive understanding of data center environments and operations. With extensive hands-on experience across the entire lifecycle—from strategic planning and design to implementation and ongoing optimization—we bring practical insights that ensure your infrastructure truly delivers on its promise.

Tailored Solutions

ONION provides Customer-Centric technologies built to handle unique needs.

Through collaboration with industry-leading technology providers, we provide premium data center infrastructure components and systems. These strong partnerships enable us to offer customers innovative solutions featuring seamless integration and exceptional operational performance.

Engineering Powered

90% of ONION employees are engineers well-versed in Data Center Solutions.

Beyond technology selection, we excel in addressing the complex challenges of modern data centers, including thermal management, energy efficiency, space optimization, and reliability engineering. This holistic approach with engineering powered ensures that every aspect of your data center infrastructure works harmoniously to support your business objectives.