Sumitomo Chemical
Sumitomo Chemical is a major in the Materials segment of the semiconductor & AI supply chain, headquartered in Chūō. Its key customers include TSMC, Samsung Electronics, Intel.
Diversified chemicals group with significant photoresist business.
- Ticker
- TSE: 4005
- Headquarters
- Chūō
- Founded
- 1913
- Employees
- 30,745
- Revenue
- $14.2B (FY2026) · +171.8% YoY
- Net income
- $372M
- Operating margin
- -18.8%
- Market position
- major
- Value-chain segment
- Photoresists & Chemicals
- Key products
- photoresists, high-purity chemicals
About Sumitomo Chemical
Sumitomo Chemical, headquartered in Japan, operates in the Photoresists & Chemicals segment of the semiconductor & AI supply chain and is positioned as a market major there. Its key products include photoresists, high-purity chemicals. wafergraph maps 7 tracked customers for Sumitomo Chemical across the value chain. It has a supply-chain criticality score of 68/100, with 236 companies downstream of it.
Sumitomo Chemical Co., Ltd. is a major Japanese chemical company. The company is listed on the first section of the Tokyo Stock Exchange and is a constituent of the Nikkei 225 stock index. It is a member of the Sumitomo group and was founded in 1913 as a fertilizer manufacturing plant.
Key products
- photoresists
- high-purity chemicals