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Dissolution and Liquidation of US-based Chemicals Subsidiary

Feb. 25, 2026


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Mitsui & Co., Ltd. (“Mitsui,” head office: Tokyo, President and CEO: Kenichi Hori) has decided today to dissolve and liquidate its wholly owned subsidiary MBWA Investment LLC (“MBWA”).

1. Overview of the consolidated subsidiary MBWA to be transferred

(1) Name MBWA Investment LLC
(2) Location Delaware, US
(3) Title and name of representative Masayuki Takekoshi (President and CEO)
(4) Description of business Procurement of ethylene dichloride (EDC) and caustic soda, investment in Blue Water Alliance JV LLP (“BWA”) (a subsidiary of Olin Corporation: 51%, MBWA: 49%)
(5) Contributed capital 77.8 million US dollars
(6) Date of establishment November 1, 2022
(7) Large shareholders and ownership ratios Mitsui (100%)
(8) Relationship between Mitsui and the said company Capital relationship 100% of the investment made by Mitsui
Personnel relationship Mitsui appoints officers to MBWA
Business relationship There are no material business relationships
(9) Consolidated operating results and consolidated financial position of said company for the last three fiscal years (figures in millions of yen, converted at a rate of USD/JPY 155)
Fiscal year ended March 2023 March 2024 March 2025
Total assets 7,835 11,893 11,797
Net assets 7,227 11,139 11,051
Profit -275 -646 -87

2. Reasons for dissolution and liquidation

In light of changes in the business environment, Mitsui and Olin reviewed the management strategy and jointly decided to dissolve and liquidate BWA. Accordingly, Mitsui decided to dissolve and liquidate MBWA.

3. Outlook

Dissolution and liquidation of MBWA and BWA is planned to take place pending procedures such as obtaining the necessary approvals from relevant authorities. Any loss or impact on the consolidated financial results for the fiscal year ending March 2026 resulting from this are expected to be minor.

Information

For inquiries on this matter, please contact

Mitsui & Co., Ltd.
Investor Relations Division
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Mitsui & Co., Ltd.
Corporate Communications Division
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