About Us

What SUMCO?

SUMCO specializes in making silicon wafers, the substrates on which semiconductors are fabricated.SUMCO specializes in making silicon wafers, the substrates on which semiconductors are fabricated.

Major awards in 2024

Winning high customer acclaim

Awarded for the 11th straight year and 16th time overall

TSMCExcellent Performance Award

Awarded for the 11th straight year and 16th time overall

TSMCExcellent Performance Award

The Excellent Performance Award was given to 27 suppliers from around the world.

Awarded for the 4th straight year and 18th time overall

SamsungBest in Value Award

Awarded for the 4th straight year and 18th time overall

SamsungBest in Value Award

The Best in Value Award, given to suppliers that provide “the best value,” went to 11 suppliers among Japanese companies.

Awarded for the first time

SK hynixBest Partner Award

Awarded for the first time

SK hynixBest Partner Award

Best Partner Award was given to 5 companies from around the world, and this was SUMCO’s first time to receive it.

Awarded for the first time

InfineonGreen Award

Awarded for the first time

InfineonGreen Award

The Green Award was awarded to 3 suppliers worldwide for their outstanding contributions to the environment.