GSE

지에스이 · 053050

Utilities Gas Utilities · KOSDAQ

Small-cap

Market cap US$44.1M (₩60.9B)

Overview

GSE distributes piped natural gas, the kind used for home heating, cooking, and industrial energy, to end customers in its service area.

It also operates a compressed natural gas (CNG) refuelling station for buses, as part of a government programme to expand cleaner-fuel public transport. Listed on KOSDAQ, Korea's tech and small-cap exchange, the company's core business is city gas distribution, which it sources from Korea's national gas supplier and delivers to residential and commercial users.

Summary is AI-generated and may contain errors · figures from DART filings

Financials

Source: DART · FY ending Dec · latest FY2025

Revenue · FY2025

US$123.2M

▲ +9.3% YoY

Operating profit · FY2025

US$5.3M

▲ +49.6% YoY

Net income · FY2025

US$2.8M

▲ +8.8% YoY

Revenue, operating profit and net income by fiscal year (USD; KRW in parentheses).
Metric	FY2023	FY2024	FY2025
Revenue	US$122.3M(₩168.8B)	US$112.8M(₩155.6B)	US$123.2M(₩170.1B)
Operating profit	US$3.2M(₩4.4B)	US$3.6M(₩4.9B)	US$5.3M(₩7.3B)
Net income	US$4M(₩5.6B)	US$2.6M(₩3.6B)	US$2.8M(₩3.9B)

Revenue

FY2023US$122.3M
FY2024US$112.8M
FY2025US$123.2M

Operating profit

FY2023US$3.2M
FY2024US$3.6M
FY2025US$5.3M

Net income

FY2023US$4M
FY2024US$2.6M
FY2025US$2.8M

Key ratios (FY2025)

ROE

4.0%

Debt/Eq

141.4%

Op. margin

4.3%

Net margin

2.3%

Rev. YoY

▲ +9.3%

Why it matters

GSE originally operated as an IT company after its founding, but exited that business entirely following a merger that brought city gas distribution under its umbrella, making gas supply its sole operating segment.

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