Our Owned Media
Sumitomo Corporation
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News Release
Personnel Changes
(PDF/199KB)
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Topics
Using CO2 and Silicon-Based Waste to Synthesize Next-Generation Semiconductor Raw-Materials: Toward Commercialization Through Joint Demonstration Project with Tohoku University
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News Release
Notice Concerning the Opinions of the Board of Directors of the Company on the Shareholder Proposals
(PDF/1191KB)
Timely disclosure
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News Release
Notice Concerning Differences between Financial Results for the fiscal year ended March 31, 2025 and March 31, 2024
(PDF/180KB)
Timely disclosure
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News Release
Notice Regarding Share Repurchases and Cancellation of Treasury Stock
(PDF/94KB)
Timely disclosure
- < Important Notice > Advisory on scam & fraudulent activities
- < Important Notice > Advisory on fake websites arrogating Sumitomo Corporation's corporate website
- < Important Notice > Advisory Notice Regarding False Assertions From a Mr. Uwe Gill, To Represent Sumitomo Corporation In Germany(PDF/164KB)
- Electronic Publication
- The Statement for the UK Modern Slavery Act 2015