About LiqTech


Get to know LiqTech

Our Promise to the World

As a pioneer and the leader in the development, manufacturing, and supply of revolutionary silicon carbide ceramic technology for the purification of liquids and gasses, we at LiqTech have committed ourselves to help solve the environmental challenges caused by the constantly improving global lifestyle.

We are here to clean water for oil, pathogens, and heavy metals and to take an active role in reducing world pollution. We care about the future and, at the same time, about growth. We see it as our mission to enable companies to grow stronger while meeting the environmental demands of tomorrow. That means the world to us.

improving our future

What we do

We'll help you make growth sustainable. Both in relation to profits and the environment.

Let's improve our future together.

It is time to act

This is our planet and the human impact on the environment has become one of the main challenges of our time.

At LiqTech, our mission is to minimize the impacts made from living a better and improving lifestyle. We are minimizing the impacts from some of the most polluting industries in the world like shipping, power plants, oil, and gas, etc.

The purpose of our products is to ensure both progress and sustainability through innovative thinking and unique technology for the purification of liquids and gases.

Read more about LiqTech and sustainability.

  1. Clean Water And Sanitation Liqtech
  2. Climate Action Liqtech
  3. Life Below Water Liqtech
0 locations
90 employees at LiqTech
0 years of experience

Want to be a part of our journey?

Be a part of one of the most innovative companies in the filtration industry.

We are always looking for talented employees ready for a sustainable journey.

Check out our vacancies

Investing in LiqTech

Fast-growing and innovating filtration company with focus on sustainable growth.

LiqTech is a US-listed technology company headquartered in Denmark. For more than 20 years, it has been at the leading edge in developing and marketing its proprietary products to the environmental industry.

Go To Investor Relations

Friends of The Environment

1 years of experience in the filtration industry
2499980 large vehicles retrofitted with our Diesel Particulate Filters
280 water treatment systems installed worldwide

Learn more about our solutions

  1. Liqtech Water Treatment Specialist

    Water Treatment Solutions

    Innovative Membrane Systems
  2. Liqtech Ceramic Membranes And Diesel Particulate Filters

    Ceramic Membranes
    & DPF

    Membranes, Housings & DPF

Our History

Follow the LiqTech timeline

  • 2000

    LiqTech was established

    LiqTech was founded and opened an office and production in Copenhagen to produce novel SiC membranes technology for liquid filtration.

  • 2000

    First membrane prototypes produced

    Fundamental research and first SiC manufacturing.

  • 2002

    High-performance DPF's developed

    A range of high-performance SiC diesel particulate filters entered the automotive market for cleaner air.

  • 2006

    SiC membrane technology development

    New membrane commercialized to meet the stringent environmental requirements.

  • 2014

    Acquisition of systems manufacturer

    In 2014, LiqTech acquired the operations of Provital Solutions A/S, a Denmark-based water solutions company.

  • April 2019

    LiqTech listed at Nasdaq

    On April 17, 2019, LiqTech was ringing the Closing Bell at the Nasdaq Stock Market in New York.

  • September 2019

    Acquisition of plastic manufacturer

    In Sep 2019, LiqTech acquired the operations of BS Plastic A/S (now LiqTech Plastics A/S). BS Plastic was founded in 1958 as a provider of machined and welded plastic parts.

  • December 2020

    Hybrid membrane technology development

    In Dec 2020, LiqTech announced the new asymmetric Hybrid Technology Membrane (HTM) that combines the desired properties of silicon carbide (SiC) and zirconia (ZrO2) ceramics.