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Brand New Hybrid Technology Membrane

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Friends of The Environment

1 years of experience in the filtration industry
1999980 large vehicles retrofitted with our Diesel Particulate Filters
280 water treatment systems installed worldwide


Data as of May 14, 2021 12:00 AM EST

View LiqTech on Nasdaq

LiqTech is listed on Nasdaq

LiqTech was born from a vision that technology companies with the right products and management could deliver sustainable profits and growth.

In our Investor Relations section, you can find quarterly filings, earnings press releases, conference call transcripts and proxy statements for LiqTech International, Inc.

LiqTech is listed on Nasdaq with symbol: LIQT.

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Clean Water Provided By Liqtech

What we do - LiqTech the best solution

Over two decades ago, LiqTech was founded out of the need for new technologies to meet the ever-increasing demands for cleaner air and cleaner water.

Today, LiqTech is a Nasdaq listed company headquartered in Denmark which for the last 20 years has been at the leading edge in developing and marketing its own proprietary products to the environmental industry.

At its core, the ability to manipulate Silicon Carbide (SiC) – one the most durable of man-made materials – which has allowed it to make a high value, high-performance product for liquid and gas filtration products.

We are a leading international player when it comes to removing oil, pathogens, and heavy metals from water. We want to take an active role in reducing world pollution.

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Improving our future

We believe it is our responsibility as a company and as a people to take strides in reducing global pollution.

Sune Mathiesen

Sune Mathiesen

Group CEO, LiqTech

Upcoming Events

September 2022

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LiqTech Project Management Team - Filtration

Putting the SDGs into Practice with ISO 9001

We are ISO 9001 certified!

On top of having a superior Quality Management System and Leadership, this is a useful tool to make us rise to the challenge of contributing to an improved future. This certificate enhances our ability to develop, manufacture, and deliver products and services that comply with customer demands as well as regulatory and legal requirements.

For each of the 17 SDGs, ISO has identified the standards that contribute to the most significant impact. At LiqTech, we contribute with consensus, collaboration, and innovation of unique filtration technologies to purify liquids and gases to combat a future without clean water and healthy environments.