Carbonwave

Carbonwave

Private
Carolina, Puerto RicoEnergy & Sustainabilityhttps://www.carbonwave.com

Last Round

Seed Round

Apr 29, 2026

Total Funding Raised

$11.33M

Company Overview

Carbonwave is a sustainable materials company that produces plant-based biomaterials from seaweed to promote biodiversity in marine and terrestrial ecosystems.

Sector

Energy & Sustainability

Verticals

Sustainable Materials, Circular Economy, Biotechnology, Waste Management

Business Model

B2B

Customer Profile

Hardware Sales, Government Contracts

AI Layer

Non-AI

Keywords

Sargassum upcyclingbiomaterialscosmetic emulsifieragricultural biostimulantsplant-based leathervegan leatherbiorefineryupcycled materialsbiofertilizerSargassumcosmetic ingredientssustainable materialscircular economyclimate techSargassum removal

Historical Pricing

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Carbonwave Comps

Public and private peers based on sector, stage, and business model.

CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

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Carbonwave Funding Rounds

Historical fundraising activity

RoundDateAmount RaisedValuationInvestorsSources
Seed RoundApr 29, 2026
StrategicJun 23, 2023
Series AApr 6, 2023
CrowdfundingSep 30, 2021

Key People

Founding team and executive leadership

Ben Ellis

Chief Financial Officer, Co-Founder And Board Member

Founding Team

Geoff Chapin

Chief Executive Officer

Executive Team

Carbonwave Investors

Notable investors and investment history

InvestorRounds
MirovaSeries A
Popular Impact FundSeries A
Katapult OceanSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Apr 29, 2026

    $205K raised in Seed Round.

  • Apr 6, 2023

    $5M round led by Mirova.

Carbonwave Filings

SEC and related filings with document metadata.

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Carbonwave Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Carbonwave's valuation, stock price, and market status.

Firmographic Details

HeadquartersCarolina, Puerto Rico
Employee Range37
Year Founded2020
Last FundingApr 29, 2026

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