Ilsung Construction
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Ilsung Construction is a construction and engineering company that builds and delivers projects for clients in South Korea.
It is listed on KOSPI, South Korea's main stock exchange. The filing's table of contents covers standard business segments including major products and services, raw materials, order backlog, and key contracts, but does not detail a single dominant structural characteristic beyond its core construction and engineering activities.
Summary is AI-generated and may contain errors · figures from DART filings
Ilsung Construction in five facts
What does Ilsung Construction do?
Ilsung Construction is a construction and engineering company that builds and delivers projects for clients in South Korea.
Where is Ilsung Construction listed and in which sector?
Ilsung Construction (Korean name: 일성건설) trades under KRX code 013360 on KOSPI, the main board of the Korea Exchange. It is classified in the Industrials sector, Construction & Engineering.
How large is Ilsung Construction?
Its market capitalisation was US$51.9M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Ilsung Construction's latest annual revenue and operating profit?
For fiscal year 2025, Ilsung Construction reported revenue of US$341.7M, operating profit of US$7.8M and net income of US$2.8M, per its annual report on DART (data retrieved from DART on 2026-09-08). Revenue was down 9.5% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-08
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, converted from won at 1 USD ≈ ₩1,325 (2026-10-21 close)
- Company data updated
- 2026-10-21
- Company summary
- AI-generated from filings; may contain errors. Information only, not investment advice.
- [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract, now worth US$20.3M, about 5.39% of its recent annual revenue, running through May 2028.
Supply contract · Oct 19 - Decision to guarantee a third party's debtOct 14
- [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract with Korea Land & Housing Corp. (LH), now worth US$124M, about 27.6% of its recent annual revenue, running through Apr 2028.
Supply contract · Sep 11 - Supply contract signed
Ilsung Construction disclosed a supply contract, worth US$62.4M, about 18.93% of its recent annual revenue.
Supply contract · Sep 1 - Completion report on merger, etc. (asset transfer)
Ilsung Construction reported completion of its land and building sale to Very Good Tile & Stone Co., Ltd. for US$42.9M, with the purchase price paid and ownership transfer registration completed on August 28, 2026.
M&A · Aug 28 - Supply contract signed
Ilsung Construction disclosed a supply contract with Eulji University, Eulji Educational Foundation, worth US$23M, about 7.21% of its recent annual revenue, running through Jan 2029.
Supply contract · Aug 10 - [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract, now worth US$49.5M, about 15.77% of its recent annual revenue, running through Mar 2027.
Supply contract · Jul 22 - [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract, now worth US$52M, about 22.95% of its recent annual revenue, running through Mar 2027.
Supply contract · Jul 10 - [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract with Korea National Railway, now worth US$17.8M, about 5.79% of its recent annual revenue, running through Nov 2028.
Supply contract · Jul 8 - Supply contract signed
Ilsung Construction disclosed a supply contract with Samsung Electronics, worth US$29.5M, about 9.96% of its recent annual revenue, running through Oct 2027.
Supply contract · Jul 6 - [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract, now worth US$46.6M, about 15.48% of its recent annual revenue.
Supply contract · Jun 18 - [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract with Korea National Railway, now worth US$14.3M, about 5.58% of its recent annual revenue, running through Apr 2026.
Supply contract · Apr 30 - [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract with Korea National Railway, now worth US$15.1M, about 6.04% of its recent annual revenue, running through Apr 2026.
Supply contract · Mar 23 - [Amended] Supply contract signed
Ilsung Construction updated a previously disclosed supply contract, now worth US$48.1M, about 15.48% of its recent annual revenue, running through Jun 2026.
Supply contract · Mar 20 - Operating results (consolidated) (preliminary) (fair disclosure)
Ilsung Construction filed provisional (unaudited) consolidated results for Q4 2025: revenue of US$78.6M (−3.21% year on year), operating profit of US$1.29M (from a loss a year earlier) and net income of US$1.7M (from a loss a year earlier).
Earnings · Feb 27 - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Ilsung Construction reported consolidated results for FY2025: revenue of US$316M (−9.53% year on year), operating profit of US$7.24M (from a loss a year earlier) and net income of US$2.26M (from a loss a year earlier).
Earnings · Feb 27 - [Amended] Supply contract signedSupply contract · Jan 14