UniSieve

Private

ZurichEnergy & Sustainabilityhttps://www.unisieve.com/

Last Round

Series A

Feb 13, 2026

Total Funding Raised

$10.81M

Company Overview

UniSieve is a cleantech company that develops and manufactures membrane technology for molecular separation, enabling industries like chemical manufacturing and energy to reduce carbon dioxide emissions and save operational costs.

Sector

Energy & Sustainability

Verticals

Carbon Capture, Clean Manufacturing, Advanced Materials, Smart Manufacturing

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting

AI Layer

Non-AI

Keywords

molecular-sieving membranescarbon captureindustrial gas separationmembrane technologyhydrogen purificationcleantechdecarbonizationmodular separation unitsflue gas treatmenthydrocarbon separationsize-exclusion separationindustrial decarbonizationcarbon techpredictive maintenanceprocess intensification

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UniSieve Funding Rounds

Historical fundraising activity

Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Series A	Feb 13, 2026
Seed	Apr 26, 2023
Pre Seed	Nov 4, 2020
Grant	Sep 2, 2020
Accelerator	Oct 24, 2019
Grant	Sep 11, 2018

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UniSieve Investors

Notable investors and investment history

UniSieve investors
Investor	Rounds
Amadeus Capital Partners	Seed
European Innovation Council	Pre Seed
Climate KIC	Pre Seed, Accelerator, Grant
Founderful	Seed, Pre Seed
Venture Kick	Grant
Qemetica Ventures	Seed
Zurcher Kantonalbank	Seed

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Market signals

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Sep 11, 2018
$135K grant received from Venture Kick.

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UniSieve Filings

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Data table
Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
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UniSieve Filings

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Firmographic Details

HeadquartersZurich

Employee Range26

Year Founded2018

Last FundingFeb 13, 2026

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