UniSieve
UniSieve is a cleantech company that provides molecular separation membrane solutions for a wide range of applications.
UniSieve has raised €17M across 3 funding rounds from 13 investors, most recently a Series A round in Oct 2026. Based in Zurich, Switzerland; founded 2018; active in Cleantech. Data as of 28 Oct 2026.
Total raised
€17M
€16,928,107
Funding rounds
3
Investors
13
distinct backers
Active since
2020-11
latest 2026-10
Funding by year
EUR raised per year · 2026 YTDUniSieve — funding by year — interactive chart.
Data table
| UniSieve — funding by year | |
|---|---|
| 2020 | €3.9M |
| 2023 | €5.0M |
| 2026 | €8.0M |
Signals
High confidenceRaise-next likelihood18
base rate 44% for Series A
- ▼ Raised very recently
- ▲ Up-round momentum
- ▼ Low backer re-investment
Exit likelihood19
base rate 11% (2+ rounds)
- ▲ 8y since founding (typical exit age)
- ▲ Recently backed by strong-exit-track investors
Timing: too soon vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
3 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2026-10-08 | Series A | €8.0M | Amadeus APEX Technology Fund,Existing investors,Founderful,Guenat Holding,new investors,Supernova Invest+2 more | View deal → |
| 2023-04-26 | Seed | €5.0M | APEX Technology Fund,CIECH Ventures,Wingman Ventures,Zürcher Kantonalbank | View deal → |
| 2020-11-04 | Other | €3.9M | Climate-KIC Acceleration Programme,European Innovation Council,Wingman Ventures | View deal → |
Investors
13Similar companies
same sector or country- Northvolt€14BSweden · Cleantech
- Stegra (H2 Green Steel)€7.7BSweden · Cleantech
- Enpal€4.6BGermany · Cleantech
- Roivant Sciences€1.1BSwitzerland · Healthtech
- Climeworks€919MSwitzerland · Cleantech
- Energy Vault€898MSwitzerland · Energy
Global coverage: FundingData