Lenntech Water Treatment

Lenntech Water Treatment is a manufacturer and solutions provider for industrial water purification. Lenntech always offers its clients a spectrum of environmentally friendly technologies for each issue. Each proposed technology is compared both technically and economically with each other. Lenntech supplies water and air treatment systems for disinfection, filtration, odor control and recycling of water and air using environmentally friendly technologies such as ozone, uv, chlorine dioxide, biofilters and Ecosorb. Lenntech has engineered, manufactured and supplied water treatment systems throughout the world.

Company details

Business Type:
Industry Type:
Water and Wastewater - Water Treatment
Market Focus:
Globally (various continents)
Year Founded:
1,000,000 - 10,000,000 €

About Lenntech – established in 1993

Lenntech is a vibrant and international company, situated nearby the technical university of Delft, the Netherlands. With an experienced team of sales, environmental, chemical, mechanical and electrical engineers we can offer a wide variety of solutions for industries that require a specific water quality. Lenntech has provided water treatment & filtration solutions for all types of applications, from our standardized Lenntech products to industrial turnkey plants with a capacity up to 5000 m³/day. Our wide range of technologies and extended know-how in all water-related sectors will guarantee you a cost-efficient solution that will meet your water quality requirements.

Lenntech has a dedicated department for the after sales market. We can deliver spare parts for your equipment from all main manufacturers, from filters, membranes and resins to pumps and all other water treatment related products. This allows Lenntech’s team to support our clients with class A service in terms of quality and availability. During the last years our team served directly or through its partners’ network more than 140 Countries worldwide, positioning Lenntech as an international reference for water purification. Lenntech is committed to provide you with the best and most convenient solution available.

References of Lenntech include the following companies/industries:

  • Shell Petrochemical /Refinery
  • Heineken Breweries
  • Nestlé Bottled water
  • Basell Chemistry
  • Universities Laboratory set-ups
  • Proctor & Gamble Baby tissues
  • DSM Pharmaceuticals
  • Frico Food industry
  • Local Governments Wastewater recycling
  • US Army Drinking water disinfection
  • Bestfood Food; Beverage
  • Volkswagen
  • Cargill Food
  • Coca Cola Beverage
  • Saudi Chevron Petro / Refinery


To provide our customers with the most professional, efficient and reliable water treatment service available.

To offer only top quality materials and name brands that command public trust.

To follow superior ethical policies in business practice by keeping customers apprised of the costs and options associated with their service requests. Our customers will authorize all aspects of the project before it has begun.

To operate our business in a polite professional and courteous manner with attention to detail and protection of clients property.


To build the most comprehensive and informational website about water, water treatment, air and air purification, whilst focussing on the most environmentally friendly solutions. There will also be information included about equipment and technologies. This information will be available in at least five languages.

To reply to every request giving the best and accurate information, if possible doing this by referring to our extensive Website in the appropriate language.