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C-Green AB

C-Green AB

Private
SolnaEnergy & Sustainabilityhttps://www.c-green.se/

Last Round

VC Round

Jun 5, 2026

Est. Valuation

$25M

Total Funding Raised

$5.43M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

C-Green AB is a cleantech company that provides a patented hydrothermal carbonization (HTC) process to convert wet organic waste and sludge into biocoal.

Sector

Energy & Sustainability

Verticals

Waste Management, Circular Economy, Water Treatment, Clean Manufacturing, Alternative Fuels

Business Model

B2B

Customer Profile

Services & Consulting, Hardware Sales

AI Layer

Application

Keywords

hydrothermal carbonizationHTCsludge treatmentbio-coalwaste-to-energybiorefinerycircular economycarbon sequestrationwastewater treatmentclean-techindustrial waste managementsludge disposalcarbon-neutral fuelbiomass processingwaste valorization

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Caplight Momentum Score

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C-Green AB Comparables

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C-Green AB comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Antaco
92%
TerraNova Energy GmbH
88%
SoMax Circular Solutions
85%

C-Green AB Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
VC RoundJun 5, 2026
Private PlacementMay 1, 2024
Series AJun 30, 2022
VC RoundJan 27, 2020
GrantJul 6, 2018
Seed
Jan 16, 2018

C-Green AB Investors

Notable investors and investment history

C-Green AB investors
InvestorRounds
EIT InnoEnergyVC Round, Series A, Private Placement
ConcejoVC Round, Series A
Almi Invest ABSeries A, Private Placement, Seed
Curitas VenturesSeries A
Nordea LivPrivate Placement
Swedish Energy AgencyGrant
SEB GreentechSeries A, Private Placement

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 5, 2026

    $4.3M raised in a VC Round.

  • Mar 13, 2026

    Establishing operations in India as a key growth market.

C-Green AB Filings

SEC and related filings with document metadata.

Data table
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C-Green AB Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about C-Green AB's valuation, stock price, and market status.

Firmographic Details

HeadquartersSolna
Employee Range17
Year Founded2015
Last FundingJun 5, 2026

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