DEPLOYDatabase

Company

SUMCO Corporation

Sumco Corporation (TSE: 3436) is a Japanese silicon wafer manufacturer and one of the world's largest suppliers of silicon wafers for semiconductors.

Founded
1999
Status
Public

Overview

Sumco Corporation (TSE: 3436) is a Japanese silicon wafer manufacturer and one of the world's largest suppliers of silicon wafers for semiconductors. Essential for the AI chip supply chain powering autonomous systems.

Verified record

Verified deployments
None on file
Active incidents
None on file

Key facts

Product

Silicon wafers for semiconductor fabrication

Workforce and sites (December 31, 2025)

SUMCO reports 9,714 employees at 30 locations in 8 countries, as of December 31, 2025 (SUMCO).

Overseas sales and global share

SUMCO reports an overseas sales ratio of 80 percent or higher and ranks its global share No. 2, as of December 31, 2025 (SUMCO).

Data & sources

Web sources

2

2 sources backing this record.View all →

SUMCO Corporation on the deployment map

View the global map

SUMCO Corporation has no verified deployments on the DEPLOY registry yet. Explore the deployment map by place and type.

Free to use on your site, with a link back to DEPLOY.

No verified deployments for SUMCO Corporation on the DEPLOY record yet. Track SUMCO Corporation to know the moment the first one is verified.

Current leadership (1)

Safety record

No incidents on record for SUMCO Corporation.

Only active incidents are counted. Retracted incidents are excluded from this summary but remain reachable at their canonical URLs.

Full safety record: incidents, sourcing, and exposure data →

Recent coverage

SUMCO Corporation in third-party press

Peer companies

Mentioned on (1)

Registry pages whose text names SUMCO Corporation.

People (1)

Jiro Ryuta