Where fate and finance fuse

INVERTR is not a bank. It’s never just about the money. We’re in it for the long haul. We believe in companies that can reverse common practice for the greater good. Companies that use new technology to turn things around. That put old fashioned thinking upside down. That reverse directions towards more sustainable solutions. Companies that can change matter and make change matter. Like using sustainable heat to desalinate water. Like better filtering of dirty water. Like the removal and avoidance of fossil carbon. Like smart green water recycling. Or producing installations to do all of the above. We turn finance into finesse.

Investment portfolio

We do not invest in an infinite number of companies. We select and keep focus. We serve a purpose.

Convert saline water into clean water.

Equity - full ownership

Sustainable Thermal Desalination: Aquastill is the global technology leader in the field of membrane distillation, the natural process to convert saline water into clean water. Our technology can produce clean water on a small to medium scale, at competitive costs and with minimal impact on the environment, using waste heat or solar power to energize the process.


Convert ideas into products.

Equity - full ownership

WTH is our local technology center to boost and support our investments. And any other company that needs a tailor-made solution with metals or plastics. In their region, Dutch Limburg, WTH offers the broadest range of high-tech machinery in combination with knowhow to find a technical solution for almost anything.

INVERTR - Filtreco

Convert dirty water into clean water.

Brand – by WTH

Filtreco is the global frontrunner in filtering systems for fishponds, with the broadest range of filters and the largest installed base in Europe. From the Netherlands, the cradle of the European Koi community, Filtreco offers Koi lovers all over the world ease of mind and ease of use, and Koi itself healthiness and a clean habitat.


Convert biocarbon into compounding additives.

Equity - large participation

Carboganic customizes biocarbon fibers & fillers to enhance thermoplastic and thermoset applications. Their renewable biocarbon additives contribute to the decarbonization of manufacturing processes by creating a carbon sink. The functionalities have been proven beneficial for applications in the field of: automotive, nautical, construction, engineered materials, 3D printing and many more.


Convert grey water into clean water.

Equity – small participation

Hydraloop designs and produces decentralized water recycling products – award winning and first of its kind. They offer a variety of smart, innovative water recycling products for residences, commercial real estate, hotels, lodges and more. Hydraloop helps you save water and energy and contributes to keeping water supplies available for your home, commercial building or hotel.

INVERTR - TorrCoal

Convert waste into biocarbon.

Equity – sold

TorrCoal (www.torrcoal.com) is from 1-1-2023 a Perpetual Next Company. After having invested 15 years into the development of torrefaction technology to convert waste streams into biocarbon, we decided to integrate TorrCoal into a new parent. We consider this as the perfect match to scale up carbonisation as a short-term solution to reduce CO2-emissions.

Rethink on return

We dedicate our ‘wealth’ to science and technology that bring change to the world. We use our money to accommodate the gifted people at these companies. To help them be the best they can be. As far as we are concerned, they are our true capital. Our future founders. So, we hope you found us, because you would like to do business with them. Because you believe in their change to the world as much as we do. We have turned finance into faith.