Established in 2004, KAT is a global leading superconducting wire company located in Daejeon, South Korea.

KAT develops and offers high-performance superconducting wires (Nb₃Sn, NbTi, and MgB₂) and supplied its wire various fusion reactors including K-STAR, ITER, and most recently DTT. In 2019, KAT has awarded € 32 million contract for DTT project from ENEA in Italy and scheduled to supply 55 tons of Nb₃Sn strand till 2022.

KAT has been also developing a High Jc Nb₃Sn superconducting wire for the FCC project in collaboration with CERN. KAT continues to develop high-performance superconducting wires and expands its business to superconducting magnets and cryogenic vessels.

KAT is a wholly owned subsidiary of Kiswire.