The page is the record's research on the issuer — no analyst, no rating, no view.

# Dong-Ah Geological Engineering Company LTD. (KOSPI: 028100) — research page

As of 2026-11-06 · kr-cm-kg · record version 1

## Identity and listing

The issuer is Dong-Ah Geological Engineering Company LTD., listed on KOSPI under ticker 028100, with ISIN KR7028100006. The LEI is not on the record. The security type is Corporate, the segment is not on the record, and the sector is 기반조성 및 시설물 축조관련 전문공사업. The jurisdiction is South Korea, as a DART filer with a corporate registration number. The issuer is listed and not halted.

## The disclosure read

The record holds 80 filings in the twelve months from 2025-11-06 to 2026-11-06, on 51 filing days. The median gap between filing days is 5.0 days, against an exchange median of 7.0 days across 832 issuers. The median latency is 4 days from the latest filing to the record date, against an exchange median of 7.0 days. The sector holds 4 issuers, below the five required for a stated median. The latest filing is dated 2026-11-02 and is of type corporate_news.

## Auditor

The auditor of record is 삼일회계법인, with its location not on the record. Auditor changes are not on the record, as the register has no lifecycle type map yet.

## Events and halts

Listing, delisting, name change, domicile change and segment move are not on the record, as the register has no lifecycle type map yet. The halt flag is clear: the issuer is listed and not halted.

## Orderability

The outcome cannot be determined. The chapter's orderability section carries no client categories, so the outcome cannot name its client category. The rule version is acm-68000/kr/suitability-and-appropriateness-fscma-articles-46-and-46-2/r1, with the chapter as of 2026-11-04.

## Coverage

The field has not been read.

## Open research

The field has not been read.

## Licensed

Licensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded.

## As-of depth

The vintage is not sealed. The issuer has no sealed years. The live record began on 2026-09-12. Years 2021 through 2026 are sealed in the store but not served as of a date; the as-of door answers not_sealed.

## Sources

8 source pages are named on this page; every value above carries its own source page and read date in the numbers.

- https://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13 (identity.exchange)
- https://data.krx.co.kr/comm/bldAttendant/getJsonData.cmd (identity.isin)
- https://opendart.fss.or.kr/api/company.json?corp_code=00178754 (identity.jurisdiction)
- https://mcp.kr-cm-kg.ai/events/KOSPI/028100 (the disclosure lines)
- https://kind.krx.co.kr/investwarn/tradinghaltissue.do?method=searchTradingHaltIssueMain (the halt flag)
- https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260318001545 (the auditor)
- https://mcp.kr-cm-kg.ai/book/aio.json (the orderability chapter)
- https://mcp.kr-cm-kg.ai/record/KOSPI/028100 (the record)

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