Skip to main content
Dong-Ah Geological Engineering Company LTD. logo

Dong-Ah Geological Engineering Company LTD. — Investor Relations & Filings

Ticker · 028100 ISIN · KR7028100006 KO Construction
Open in API
Filings indexed 473 across all filing types
Latest filing 2026-04-29 Regulatory Filings
Country KR South Korea
Listing KO 028100

About Dong-Ah Geological Engineering Company LTD.

https://www.dage.co.kr/en/

Dong-Ah Geological Engineering Company LTD. is a specialized civil engineering firm focused on geotechnical solutions. The company's core activities encompass tunnelling, ground improvement, and general civil engineering for large-scale infrastructure projects. Key services include the construction of tunnels using Shield Tunnel Boring Machines (TBM), ground stabilization via the Deep Cement Mixing (DCM) method, and foundational work such as diaphragm walls and bored piles. The company provides comprehensive services from initial site investigation and design to final construction, serving projects in the transportation, maritime, and energy sectors.

Recent filings

Filing Released Lang Actions
[기재정정]단일판매ㆍ공급계약체결
Regulatory Filings Classification · 1% confidence The document is a Korean-language regulatory disclosure regarding the execution and subsequent amendment of a single sales and supply contract (contract award details and amended contract amount). It is not an annual or interim report, earnings release, financing announcement, share transaction, dividend notice, or management discussion. It represents a standalone contract execution notice filed as a public regulatory announcement, which falls into the miscellaneous “Regulatory Filings” category (RNS).
2026-04-29 Korean
[기재정정]단일판매ㆍ공급계약체결(자율공시)
Regulatory Filings Classification · 0% confidence The document is a Korean voluntary disclosure (“자율공시”) announcing the entry and subsequent amendment of a single sales and supply contract, including contract terms (amount, period, parties). It is not an earnings release, financial report, AGM materials, management change, share issue, or any other specific category listed. Therefore, it falls under the general regulatory announcements fallback category RNS.
2026-04-27 Korean
단일판매ㆍ공급계약체결
Regulatory Filings Classification · 1% confidence The document is a corporate announcement of a single sales and supply contract (‘단일판매ㆍ공급계약 체결’) including counterparty, contract amount, period, and terms. It is neither an earnings release nor a financial report, board change, dividend, M&A, or other specific type. It is a general regulatory announcement of a material contract, which falls into the fallback category of Regulatory Filings (RNS).
2026-04-09 Korean
정기주주총회결과
Declaration of Voting Results & Voting Rights Announcements Classification · 1% confidence The document is a formal announcement of the results of a regular (annual) shareholders’ meeting, detailing approvals of financial statements, dividend decisions, director counts, voting dates, and vote tallies for each agenda item. This fits the definition of a Declaration of Voting Results & Voting Rights Announcement.
2026-03-26 Korean
기업가치제고계획(자율공시)
Regulatory Filings Classification · 1% confidence The document is a voluntary regulatory disclosure (자율공시) detailing the company’s corporate value enhancement plan, including dividend policy targets and strategic goals. It is not an earnings release, M&A update, board change, or any of the other specialized categories. This type of announcement is best classified as a general regulatory filing (RNS).
2026-03-26 Korean
풍문또는보도에대한해명(미확정)
Regulatory Filings Classification · 1% confidence The document is a Korean stock exchange disclosure clarifying unconfirmed market rumors (“풍문 또는 보도에 대한 해명”) about a majority shareholder stake sale. It is not a financial report (10-K, IR), not an earnings release, not a board change, not a dividend notice, nor an M&A transaction announcement. It simply restates and clarifies rumors per regulatory requirements. There is no precise category for “rumor clarification,” so it falls into the fallback “Regulatory Filings” category (RNS).
2026-03-25 Korean

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.