Envioneer
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Envioneer makes water-purification filters and advanced materials used in rechargeable batteries, listed on KOSDAQ, South Korea's tech-focused small-cap exchange.
Its filters use a positively charged nonwoven fabric to trap contaminants and are supplied to both household and industrial water-treatment applications. The company also produces a thermal-runaway prevention material for rechargeable batteries, a nonwoven composite designed to reduce heat-related hazards. Water-purification filters account for the majority of its revenue, making that product line the dominant driver of the business.
Summary is AI-generated and may contain errors · figures from DART filings
Envioneer operates a consolidated subsidiary, Sepratech, which develops and produces membrane products and membrane-manufacturing equipment alongside the parent's core materials business.
Envioneer in five facts
What does Envioneer do?
Envioneer makes water-purification filters and advanced materials used in rechargeable batteries, listed on KOSDAQ, South Korea's tech-focused small-cap exchange.
Where is Envioneer listed and in which sector?
Envioneer (Korean name: 엔바이오니아) trades under KRX code 317870 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Consumer Discretionary sector, Consumer Durables.
How large is Envioneer?
Its market capitalisation was US$32.5M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Envioneer's latest annual revenue and operating profit?
For fiscal year 2025, Envioneer reported revenue of US$10.8M, an operating loss of US$4.7M and a net loss of US$8.5M, per its annual report on DART (data retrieved from DART on 2026-10-02). Revenue was up 0.4% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-10-02
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.
- Results of extraordinary shareholders' meetingAug 31
- Grant of stock optionsAug 31
- Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Envioneer reported consolidated results for FY2025: revenue of US$9.81M (+0.4% year on year), an operating loss of US$4.25M and a net loss of US$4.08M.
Earnings · Feb 11