DEEP RESEARCH · KUMYANG GREEN POWER
Kumyang Green Power Review: From EPC Contractor to Renewable Developer
A review of 3Q25 results, renewable pipelines, BESS/grid tailwinds, and nuclear cash flow
0. Bottom line first
Kumyang Green Power is moving from a traditional electrical EPC contractor toward an integrated renewable-energy developer. Cumulative 3Q25 revenue declined, but the source reads improving profitability as low-margin sites wind down and renewable projects begin contributing revenue.
Official fact: Cumulative 3Q25 revenue was KRW 177.1bn, down about 6.0% from KRW 188.4bn a year earlier. Plant/power/other revenue fell from KRW 116.3bn to KRW 91.1bn, down 21.7%, while renewable-energy revenue rose from KRW 41.3bn to KRW 53.4bn, up 29.4%.
Interpretation: Revenue contraction looks weak in isolation, but a mix shift from low-margin EPC toward development and operating energy infrastructure could change earnings quality. The key is how quickly the pipeline turns into completed assets and cash flow.
1. What 3Q25 says
The source treats 3Q25 as a transition period. Top-line revenue declined, but overseas large-project completion and low-margin-site settlement coincided with rising renewable revenue, suggesting portfolio repositioning.
| Item | 3Q24 cumulative | 3Q25 cumulative | Change | Note |
|---|---|---|---|---|
| Total revenue | KRW 188.4bn | KRW 177.1bn | -6.0% | Smaller top line |
| Plant/power/other | KRW 116.3bn | KRW 91.1bn | -21.7% | Overseas large-project completion |
| Renewables | KRW 41.3bn | KRW 53.4bn | +29.4% | Growth segment |
Interpretation: A rising renewable share can change the valuation narrative, but project-based revenue is volatile. Backlog, cost ratio, and completion timing matter more than a single quarter.
2. Investment points
Profit structure
Low-margin sites from the inflation period are being settled, while newer projects with more stable cost ratios are entering earnings.
Development-EPC-O&M
Kumyang Eco Park and Sumang Solar make the equity investment, EPC order, and operating revenue model more visible.
BESS and grid demand
BESS and grid investment driven by renewable intermittency create demand for electrical and instrumentation capabilities.
The source cites securities reports, including Eugene Investment & Securities, that discuss explosive BESS growth, a 24% CAGR, and a power-grid super-cycle. Nuclear work such as Shin Hanul Units 3 and 4 is framed as a cash cow that offsets renewable-development volatility.
3. Project pipeline
Official fact: Wind pipelines include Gyeongbuk 1 and 2 totaling 205MW (50MW + 155MW), Jeju village wind of about 100MW, and East Blue Power’s 375MW Ulsan floating offshore wind project. Nuclear work includes Saeul Units 3 and 4 and Shin Hanul Units 3 and 4, with contract periods extending to 2031.
| Area | Project/content | Scale/timing | Watch point |
|---|---|---|---|
| Solar/fuel cell | Kumyang Eco Park, Sumang Solar | Commercial operation and construction flow | Recurring revenue and EPC conversion |
| Onshore wind | Gyeongbuk 1 and 2 | 205MW total | EIA and development permits |
| Jeju village wind | Dongbaek, Hannam and others | About 100MW | Resident-participation model, EPC pre-contracts |
| Offshore wind | East Blue Power | 375MW | Long-term contribution after 2028 |
| Nuclear | Saeul 3/4, Shin Hanul 3/4 | Through 2031 | Stable work, Q-class certification target |
4. 2026 outlook and risks
The source says the 2025 new-order target was raised to KRW 400bn, including KRW 190bn from renewables and KRW 160bn from plant work. For 2026, it expects more recurring revenue from Kumyang Eco Park and Sumang Solar, low-margin-site resolution, and higher margins from self-developed projects.
Official fact: A KRW 45bn debt guarantee provided to Haeoreum Energy is identified as a risk.
Interpretation: PF contingent liabilities, policy volatility, and raw-material costs are the practical weaknesses. Project delays or refinancing issues could pressure liquidity.
- PF contingent liability: KRW 45bn guarantee for Haeoreum Energy and refinancing/completion risk
- Policy risk: Korea’s 11th power plan, offshore-wind legislation, and permitting speed
- Raw materials: solar modules, wind-tower steel, and fixed-price EPC margins
- Monitoring: KRW 190bn renewable order target, nuclear Q-class certification, BESS orders
5. Final view
Kumyang Green Power can be viewed as an energy-infrastructure rerating candidate with tangible projects and backlog rather than a pure theme stock. The conditions are clear: renewable-development pipelines must reach construction and operating cash flow, while PF and raw-material risks must stay controlled.
Sources
- Naver Blog original: https://m.blog.naver.com/PostView.naver?blogId=star_of_self&logNo=224098535949
- Source reference materials: Kumyang Green Power 3Q25 results and securities-report synthesis