We are Finnish provider of innovative industrial water filtration technology. We offer water treatment solutions that are robust and highly automated with industry's best performance. The Sofi Filter is a groundbreaking water cleaning and process waste water handling solution that can be applied to many industries such as mining, metallurgical and many more.
Location: Finland
Employees: 11-50
Total raised: $4.56M
Founded date: 2011
Investors 1
| Date | Name | Website |
| - | Emerald | emerald.vc |
Funding Rounds 2
| Date | Series | Amount | Investors |
| 28.11.2025 | - | $1.05M | - |
| 22.10.2020 | - | $3.51M | - |
Mentions in press and media 4
| Date | Title | Description |
| 28.11.2025 | Finnish CleanTech startup Sofi Filtration gains €900k boost for critical-mineral recovery technology | Sofi Filtration, a women-led Espoo-based CleanTech company developing ultrasound-based water filtration technology, has raised a €900k investment from EIT RawMaterials to accelerate industrial pilots, international expansion, and continued ... |
| 22.10.2020 | Finnish startup Sofi Filtration raises $3.5 million | Finnish startup Sofi Filtration raises $3.5 million 22 October, 2020, 10:43 Alexandra Minchuk --> --> --> -->--> --> --> --> --> --> --> --> --> Finland-based Sofi Filtration, the provider of innova... |
| 15.10.2020 | Finnish startup Sofi Filtration gets €3 million to innovate how industries use (and re-use) water | Sofi Filtration, a Finnish tech company innovating industrial water usage, has closed a €3 million funding round led by Swiss firm Emerald Technology Ventures and joined by Voima Ventures. This is the first investment of Emerald’s recently ... |
| 15.10.2020 | This Finnish startup enables industries to produce less waste water & consume less fresh water; raises €3M | According to the UN and the WHO, every 21 seconds, a child, and about 3.5 million people in a year die in the developing countries owing to waterborne diseases caused by drinking contaminated water. The European water filter market is estim... |