When was UniSieve founded?

UniSieve was founded in 2013 and raised its 1st funding round 5 years after it was founded.

Where is UniSieve located?

UniSieve is headquartered in Zurich, Switzerland.

How many employees does UniSieve have?

As of Jun 30, 2026, the latest employee count at UniSieve is 26.

Is UniSieve a funded company?

UniSieve is a funded company, having raised a total of $10.1M across 7 funding rounds to date. The company's 1st funding round was a $***** Seed round, raised on 2018.

When was the latest funding round of UniSieve?

UniSieve's latest funding was a $***** Seed round on Apr 26, 2023, with participation from 4 investors.

Where does UniSieve rank among its competitors?

UniSieve ranks 38th amongst 319 active competitors, of which 91 are funded. It stands 11th in terms of total funding among its competitors. The most recent competitor to raise funding was Immaterial, which secured an undisclosed amount in Feb, 2026.

Who are the top competitors of UniSieve?

UniSieve's top competitors include Carbon Clean, Numat and Mombak. Among them, Immaterial secured the most recent funding round in February, 2026.

UniSieve - 2026 Company Profile, Team, Funding & Competitors

UniSieve is a seed company based in Zurich (Switzerland), founded in 2013. It operates as a Provider of membrane solutions for gas separation and chemical feedstock purification. UniSieve has raised $10.1M in funding from Climate KIC and Founderful. The company has 319 active competitors, including 91 funded and 12 that have exited. Its top competitors include companies like Carbon Clean, Numat and Mombak.

Company Details

Provider of membrane solutions for gas separation and chemical feedstock purification. The company offers custom membrane solutions for various separation challenges. These solutions address gas-gas, liquid-liquid, and liquid-gas separations. The company's technology is applicable to carbon capture and hydrogen purification.

Key Metrics

Founded Year

2013

Location

Zurich, Switzerland

Stage

Seed

Total Funding

$10.1M in 7 rounds

Latest Funding Round

Seed, Apr 26, 2023, $*****

Investors

Climate KIC & 9 more

Ranked

38^th among 319 active competitors

Employee Count

26 as on Jun 30, 2026

Similar Companies

Numat & 24 more

View UniSieve's full profile

UniSieve has raised a total funding of $10.1M over 7 rounds. Its first funding round was on 2018. Its latest funding round was a Seed round on Apr 26, 2023 for $*****. 4 investors participated in its latest round. UniSieve has 10 institutional investors.

Here is the list of recent funding rounds of UniSieve:

Filter this list

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Apr 26, 2023	2950827	Seed	8852009	5393783	2189669	1606485
Jun 30, 2022	2215004	Grant (prize money)	3687849	1461750	7519660	EIC Fund
Dec 01, 2020	5706601	Grant (prize money)	4114415	9313331	2842396	Europa

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View details of UniSieve's funding rounds and investors

UniSieve's employee count trend

UniSieve has 26 employees as of Jun 26. Here is UniSieve's employee count trend over the years:

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Top competitors of UniSieve include Carbon Clean, Numat and Mombak. Here is the list of Top 10 competitors of UniSieve, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Carbon Clean 2009, London (United Kingdom), Series C	Developer of technology for industrial carbon capture and utilisation solutions	$243M	Chevron, Equinor & 61 others	68/100
2nd	Numat 2013, Skokie (United States), Series B	Developer of metal-organic framework solutions for chemical capture and separation	$21.4M	OS Fund, GOOSE Capital & 10 others	63/100
3rd	Mombak 2021, Sao Paulo (Brazil), Series C	Provider of large-scale reforestation-based carbon removal. It undertakes native, biodiverse reforestation projects to remove significant amounts of atmospheric carbon. The company works with landowners, utilizing various financial models including outcome bonds, to facilitate these projects. This approach aims to restore degraded land, promote biodiversity, and create economic opportunities. It focuses on building long-term partnerships and employing scientific methods to ensure the integrity and effectiveness of its carbon removal initiatives.	$89.2M	AXA, BNDES & 3 others	62/100
4th	Charm Industrial 2018, San Francisco (United States), Series B	Operator of carbon removal technology converting biomass into bio-oil for sequestration	$108M	Seek Ventures, General Catalyst & 17 others	62/100
5th	Immaterial 2015, Cambridge (United Kingdom), Series A	Manufacturer of nanoscale metal-organic frameworks	$18.2M	SLB, SLB & 13 others	62/100
6th	NetZero 2021, Paris (France), Series A	Provider of biochar for carbon removal and sustainable agriculture solutions	$38.9M	CMA CGM, Stellantis Ventures & 5 others	61/100
7th	Svante 2007, Burnaby (Canada), Series E	Provider of carbon capture solutions from the air	$493M	Temasek, United Airlines & 30 others	60/100
8th	Summit Carbon 2021, Ames (United States), Series A	Operator of a pipeline system for carbon dioxide capture and transport	$1.32B	The Rise Fund, Continental Resources & 2 others	60/100
9th	UNDO 2022, London (United Kingdom), Series B	Provider of carbon removal services	$12M	Lowercarbon Capital, AENU & 57 others	60/100
10th	AirCapture 2018, Berkeley (United States), Series A	Online platform offering carbon capture solutions	$50M	Larsen Lam Climate Change Foundation, DOE ... & 1 others	59/100
38th	UniSieve 2013, Zurich (Switzerland), Seed	Provider of membrane solutions for gas separation and chemical feedstock purification	$10.1M	Amadeus Capital, Zurcher Kantonalbank & 8 others	42/100