GnCenergy
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
GnCenergy supplies power-generation equipment, including emergency and commercial generators, biogas power systems, and fuel-cell plants, to customers such as data centers, power stations, large shopping complexes, and residential buildings across South Korea.
It also provides geothermal heating and cooling systems and air-conditioning infrastructure through subsidiaries. Listed on KOSDAQ, Korea's tech and small-cap board, the company handles the full project lifecycle for its biogas plants, from investment and design through construction, installation, and ongoing operation, making its core generator business the primary revenue driver.
Summary is AI-generated and may contain errors · figures from DART filings
Its fuel-cell power business is pursued through an affiliated entity, Seokmun Green Energy Co., Ltd., operating a plant that began commercial service after being built on idle land at its Dangjin facility.
GnCenergy in five facts
What does GnCenergy do?
GnCenergy supplies power-generation equipment, including emergency and commercial generators, biogas power systems, and fuel-cell plants, to customers such as data centers, power stations, large shopping complexes, and residential buildings across South Korea.
Where is GnCenergy listed and in which sector?
GnCenergy (Korean name: 지엔씨에너지) trades under KRX code 119850 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Industrials sector, Electrical Equipment.
How large is GnCenergy?
Its market capitalisation was US$522.7M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were GnCenergy's latest annual revenue and operating profit?
For fiscal year 2025, GnCenergy reported revenue of US$198.2M, operating profit of US$37.3M and net income of US$30.2M, per its annual report on DART (data retrieved from DART on 2026-09-17). Revenue was up 16.1% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-17
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.
- Supply contract signed
GnCenergy disclosed a supply contract with LG Uplus, worth US$34.8M, about 17.84% of its recent annual revenue, running through Sep 2028.
Supply contract · Sep 11 - Report on large shareholdings (5% rule) (abbreviated)Sep 10
- Decision to acquire shares/equity in another company
GnCenergy disclosed an acquisition of KCA Bridge New Technology Partnership, worth US$22.1M.
M&A · Sep 4 - [Amended] Supply contract signed
GnCenergy updated a previously disclosed supply contract with LG CNS Co., Ltd., now worth US$18.5M, about 17% of its recent annual revenue, running through Sep 2026.
Supply contract · Aug 31 - [Amended] Treasury share disposal: results report
GnCenergy Co., Ltd. amends its September 19, 2025 treasury-share disposal results report: full exchange of its Series 3 exchangeable bonds (collateralized by treasury shares) was completed by August 4, 2026, and a 2-share fraction arising from the face-value exchange was returned to the company, finalizing the disposed quantity at 426,002 shares (versus 426,004 shares originally reported) for total proceeds of US$10.3M.
Treasury Shares · Aug 5 - Supply contract signed
GnCenergy disclosed a supply contract with Kinx, worth US$23M, about 12.5% of its recent annual revenue, running through Mar 2029.
Supply contract · Aug 4 - Supply contract signed
GnCenergy disclosed a supply contract with KT Corp., worth US$52.9M, about 28.75% of its recent annual revenue, running through Dec 2027.
Supply contract · Aug 3 - [Amended] Supply contract signed
GnCenergy updated a previously disclosed supply contract with Samsung C&T, now worth US$25.3M, about 13.7% of its recent annual revenue, running through Oct 2028.
Supply contract · Jul 30 · 2 versions - [Amended] Supply contract signed
GnCenergy updated a previously disclosed supply contract with LG CNS Co., Ltd., now worth US$17M, about 17% of its recent annual revenue, running through Aug 2026.
Supply contract · Jul 21 - Supply contract signed
GnCenergy disclosed a supply contract with Samsung C&T, worth US$22.3M, about 12.6% of its recent annual revenue, running through Mar 2028.
Supply contract · Jul 15 - Supply contract signed
GnCenergy disclosed a supply contract with Samsung SDS, worth US$19.3M, about 11.3% of its recent annual revenue, running through May 2029.
Supply contract · Jul 2 - [Amended] Supply contract signed
GnCenergy updated a previously disclosed supply contract with LG CNS Co., Ltd., now worth US$16.3M, about 17% of its recent annual revenue, running through Jul 2026.
Supply contract · Jun 30 - [Amended] Supply contract signed
GnCenergy updated a previously disclosed supply contract with KT Cloud Co., Ltd., now worth US$16.1M, about 16.6% of its recent annual revenue, running through Feb 2027.
Supply contract · Jun 22 - Supply contract signed
GnCenergy disclosed a supply contract with LG Uplus, worth US$25M, about 14.5% of its recent annual revenue, running through Mar 2028.
Supply contract · Jun 10 - [Amended] Supply contract signed
GnCenergy updated a previously disclosed supply contract with LG CNS Co., Ltd., now worth US$16.4M, about 17% of its recent annual revenue, running through Jun 2026.
Supply contract · Jun 4 - [Amended] Supply contract signed
GnCenergy updated a previously disclosed supply contract with Xi C&A Co., Ltd., now worth US$41.5M, about 27.71% of its recent annual revenue, running through Mar 2029.
Supply contract · Jun 1 - Change of 30% or more in revenue or profit/loss structure (15% for large companies)
GnCenergy reported consolidated results for FY2025: revenue of US$182M (+16% year on year), operating profit of US$34.3M (+55.7% year on year) and net income of US$27.8M (+3% year on year).
Earnings · Feb 19 - Cash/in-kind dividend decision
GnCenergy declared a cash dividend of US$0.10 per share.
Dividend · Feb 19 - Treasury share disposal: results reportTreasury Shares · Feb 11
- Material event report (treasury share disposal)
GnCenergy disclosed a plan to sell treasury shares worth US$262K, about 0.1% of its market value.
Treasury Shares · Feb 9 - Treasury share acquisition: results reportTreasury Shares · Jan 30
- Material event report (treasury share acquisition)Treasury Shares · Jan 20