GEOSTR Corporation Logo

GEOSTR Corporation

Manufactures precast concrete & metal products for civil engineering infrastructure.

5282 | T

Overview

Corporate Details

ISIN(s):
JP3386250009
LEI:
Country:
Japan
Address:
文京区小石川一丁目4番1号
Sector:
Manufacturing
Industry:
Manufacture of non-metallic mineral products n.e.c.

Description

GEOSTR Corporation is a leading manufacturer of large-scale concrete products for the civil engineering and construction sectors. A pioneer in the precast construction method, the company manufactures components off-site for assembly at construction sites, a process that enhances safety, saves labor, and reduces environmental impact compared to traditional methods. Its flagship "GEOWARE" product line is integral to the development of social infrastructure, including roads, tunnels, railways, bridges, and water management systems. The company's portfolio also includes metal products, supporting a wide range of large-scale projects and contributing to national infrastructure resilience.

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Filings

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Date Filing Language Size Actions
2025-11-07 07:36
Interim Report
確認書
Japanese 9.0 KB
2025-11-07 07:35
Interim Report
半期報告書-第57期(2025/04/01-2026/03/31)
Japanese 196.8 KB
2025-06-27 02:09
Post-Annual General Meeting Information
臨時報告書
Japanese 27.7 KB
2025-06-26 02:21
Registration Form
確認書
Japanese 9.1 KB
2025-06-26 02:21
Governance Information
内部統制報告書-第56期(2024/04/01-2025/03/31)
Japanese 24.1 KB
2025-06-26 02:20
Annual Report
有価証券報告書-第56期(2024/04/01-2025/03/31)
Japanese 1.4 MB
2024-11-08 07:40
Interim Report
確認書
Japanese 9.1 KB
2024-11-08 07:39
Interim Report
半期報告書-第56期(2024/04/01-2025/03/31)
Japanese 200.7 KB
2024-06-28 03:53
Post-Annual General Meeting Information
臨時報告書
Japanese 28.2 KB
2024-06-27 02:56
Governance Information
内部統制報告書-第55期(2023/04/01-2024/03/31)
Japanese 25.0 KB
2024-06-27 02:55
Registration Form
確認書
Japanese 9.7 KB
2024-06-27 02:54
Annual Report
有価証券報告書-第55期(2023/04/01-2024/03/31)
Japanese 1.3 MB
2024-02-28 07:21
Board/Management Information
臨時報告書
Japanese 21.4 KB
2024-02-09 07:22
Quarterly Report
確認書
Japanese 10.0 KB
2024-02-09 07:20
Quarterly Report
四半期報告書-第55期第3四半期(2023/10/01-2023/12/31)
Japanese 168.8 KB

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Insider Transactions

Date Insider Name Position Type Shares Value
No insider transactions recorded for this company.

Peer Companies

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Manufactures and installs concrete foundation piles and products for the construction industry.
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A manufacturer of PHC piles, ready-mixed concrete, and other materials for construction.
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YAMAU HOLDINGS CO., LTD. Logo
An infrastructure solutions partner specializing in concrete products, engineering, and surveys.
Japan
5284
YAMAX Corp. Logo
Manufactures precast concrete components for civil engineering and infrastructure projects.
Japan
5285

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