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Close of 9 Nov 2026, in USD
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About LiqTech International
From its filings with the US Securities and Exchange Commission
LiqTech International is based in Ballerup, Denmark and is incorporated in Nevada. Its shares trade on Nasdaq under the ticker LIQT. The SEC classifies its business as misc industrial & commercial machinery & equipment. In the fiscal year to 31 December 2025, it reported revenue of $16.5m and a net loss of $8.5m. At that date it held total assets of $27.3m and shareholders' equity of $10.4m.
LiqTech International, Inc. is a clean technology company that provides state-of-the-art gas and liquid purification products by manufacturing ceramic silicon carbide filters and membranes as well as developing industry-leading and fully automated filtration solutions and systems. For more than two decades, we have developed and manufactured products of re-crystallized silicon carbide. We specialize in three business areas: ceramic membranes and membrane incorporated liquid filtration systems, ceramic diesel particulate filters (DPFs) to control soot exhaust particles and black carbon emission from diesel engines, and plastic components for usage across various industries. Using nanotechnology, we develop proprietary products using patented silicon carbide technology. Our products are based on innovative silicon carbide membranes that facilitate new applications and improve existing technologies. We market our products from our offices in Denmark and through local representatives and distributors. The products are shipped directly to customers from our production facilities in Denmark.
Quoted from its 10-K, filed 27 Feb 2026. Read the filing on SEC.gov ↗
Company facts
- Sector
- Industrials
- Industry
- Machinery
- Listed since
- 23 Aug 2011
- Employees
- 92
- Website
- liqtech.com ↗
- Head office
- INDUSTRIPARKEN 22C, BALLERUP, G7, DK-2750
- Incorporated in
- NV
- Classification
- Misc Industrial & Commercial Machinery & Equipment
- Filer status
- Non-accelerated filer<br>Smaller reporting company
Leadership
Pay as last reported
- Mr. Alexander BuehlerIndependent Chairman of the Board, since 2017$136,500
- Ms. Fei ChenChief Executive Officer, Director, since 2022$940,887
- Mr. David KowalczykChief Financial Officer, Chief Operating Officer
- Mr. Peyton BoswellIndependent Director$74,750
- Mr. Martin KunzIndependent Director$68,250
- Mr. Richard MeeusenIndependent Director$79,250
- Mr. Robert WowkIndependent Director
- Mr. Robert BlumManaging Partner, since 2022
Environmental, social and governance
Scores out of 100, from our data supplier
- Overall
- 0
- Environment
- 0
- Social
- 0
- Governance
- 0
SWOT analysis
AI-generated by our data supplier. Not written or checked by our editors.
Strengths
- LiqTech's ceramic silicon carbide filters are used in gas and liquid purification systems globally.
- The company's focus on ceramic membranes for water treatment plants ensures reliable filtration solutions.
- LiqTech's diesel particulate filters (DPFs) effectively control soot particles from diesel engines.
Weaknesses
- LiqTech operates with only 92 employees, limiting scalability and resource availability.
- The company's headquarters in Ballerup, Denmark, may restrict access to larger markets.
- LiqTech's listing date of 23 August 2011 indicates a relatively short market presence.
Opportunities
- Expanding into the growing global water treatment market with ceramic membrane systems.
- Increasing demand for diesel particulate filters (DPFs) in the automotive sector.
- Leveraging Denmark's strong industrial base for further innovation in filtration technology.
Threats
- Competition from established players in the machinery sector within the Industrials industry.
- Regulatory changes affecting diesel engine emissions standards globally.
- Economic downturns impacting industrial machinery and filtration equipment demand.
Sources and methodology
- Data on this tab
- Our data supplier
- Chart on the Overview
- TradingView
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