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M&A and Subsidiary Changes1835TOTETSU KOGYO CO.,LTD.Construction and Materials

Notice Regarding the Acquisition of Shares in 株式会社プロスタエクセキューション to Make It a Subsidiary

東鉄工業 will acquire 666 shares of 株式会社プロスタエクセキューション, which provides operational safety services for railway construction, making it a subsidiary in which 東鉄工業 will hold 66.6% of the voting rights. The transaction is scheduled to be completed on 1 December 2026.

Worth reading
44Recurring
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Improvement
Direction inferred from the company’s description.
Scale
66.6
Voting rights ownership (after the change, %)
Wording
Conditional
How definitive the wording is.

This transaction

Acquisition of shares to make the company a subsidiary
CounterpartyMaruyama Shota (丸山 正太)
Disclosing companyTOTETSU KOGYO CO.,LTD.
株式会社プロスタエクセキューションVoting rights ownership percentageNumber of shares acquired 666 shares (number of voting rights: Not disclosed)

The voting-rights ratio is the share of the votes exercisable at a shareholders’ meeting that will be held after this transaction.

TimelineThe spacing between the points is proportional to the actual number of days.
Target company

Dispatch and secondment of personnel for operational safety services related to railway construction, and related activities

Location Toshima-ku, TokyoShare capital ¥25 millionDate of incorporation 3 July 2017
Net Sales¥1,637.717 million (fiscal year ended March 2026)
Operating profit¥98.795 million (fiscal year ended March 2026)
Net income for the current fiscal year¥72.662 million (fiscal year ended March 2026)
Net assets¥674.203 million (fiscal year ended March 2026)
Consideration and expenses
Acquisition priceThe acquisition price will not be disclosed at the request of the counterparty. It was determined through a fair process, and the company believes it is an amount commensurate with the enterprise value.
Impact on Business Performance

The impact on consolidated results for the fiscal year ending March 2027 is expected to be immaterial. The company will promptly disclose any matters requiring disclosure that arise in the future.

Procedures and assumptions
Valuation methodologyDetermined through a fair process. The specific valuation method is Not disclosed
Management structure after acquisitionThe company will welcome the target into its group and seek to strengthen its ability to ensure the stable recruitment and development of specialized personnel for operational safety services. The corporate name, representative and employee treatment are Not disclosed
This transaction
ItemDetails
Transaction nameAcquisition of shares to make the company a subsidiary
Counterparty nameMaruyama Shota (丸山 正太)
Name of the Subject Company株式会社プロスタエクセキューション
Business Description of the Subject CompanyDispatch and secondment of personnel for operational safety services related to railway construction, and related activities
Location of the Subject CompanyToshima-ku, Tokyo
Capital Stock of the Subject Company¥25 million
Date of Establishment of the Subject Company3 July 2017
Net Sales of the Subject Company¥1,637.717 million (fiscal year ended March 2026)
Operating Profit of the Subject Company¥98.795 million (fiscal year ended March 2026)
Net Income of the Subject Company¥72.662 million (fiscal year ended March 2026)
Net Assets of the Subject Company¥674.203 million (fiscal year ended March 2026)
Acquisition priceThe acquisition price will not be disclosed at the request of the counterparty. It was determined through a fair process, and the company believes it is an amount commensurate with the enterprise value.
Number of shares acquired666 shares (number of voting rights: Not disclosed)
Voting rights ownership percentageBefore 0% → after 66.6%
Impact on Business PerformanceThe impact on consolidated results for the fiscal year ending March 2027 is expected to be immaterial. The company will promptly disclose any matters requiring disclosure that arise in the future.
Date of board resolution12 November 2026
Contract Date12 November 2026
Execution Date / Effective Date1 December 2026 (scheduled)
Valuation methodologyDetermined through a fair process. The specific valuation method is Not disclosed
Management structure after acquisitionThe company will welcome the target into its group and seek to strengthen its ability to ensure the stable recruitment and development of specialized personnel for operational safety services. The corporate name, representative and employee treatment are Not disclosed
Items this document does not state (12)
Expenses other than the acquisition priceType of ConsiderationMerger ratio/share exchange ratioTender offer priceMinimum number of shares to be purchasedTender offer periodFunding arrangementsGoodwill amountAmount of extraordinary income (loss)Independent valuation institutionSpecial CommitteeConditions Precedent to Execution

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To strengthen the construction framework for railway-related projects, the company will ensure the stable recruitment and development of specialized personnel for operational safety services and strengthen the framework supporting safety and quality across the group.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding the Acquisition of Shares in 株式会社プロスタエクセキューション to Make It a Subsidiary | TOTETSU KOGYO CO.,LTD. (1835) timely disclosure | Komori