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Symbrosia

Symbrosia

Private
Kailua-Kona, HawaiiEnergy & Sustainabilityhttps://symbrosia.co/

Last Round

Series A

Extension

Dec 16, 2025

Total Funding Raised

$21.36M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

Symbrosia is an agtech and cleantech company that produces a natural seaweed-based feed additive, SeaGraze®, to significantly reduce methane emissions from livestock.

Sector

Energy & Sustainability

Verticals

Biotechnology, Sustainable Materials, Carbon Capture

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting

AI Layer

Non-AI

Keywords

seaweed feed additivemethane reductionlivestock methaneAsparagopsismethane-reducing feedenteric fermentationclimate-techsustainable agriculturecarbon footprint reductionagtechmethane bustingaquaculturecow burpsfeed supplement

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Symbrosia Comparables

Compare Symbrosia with similar companies based on industry and business-model similarity.

Symbrosia comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Blue Ocean Barns
92%
Volta Greentech
91%
CH4 Global
91%

Symbrosia Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series A ExtensionDec 16, 2025
GrantJan 23, 2024
Series A ExtensionDec 15, 2023
Series AJun 23, 2022
GrantJan 19, 2021

Symbrosia Investors

Notable investors and investment history

Symbrosia investors
InvestorRounds
Danone Manifesto VenturesSeries A Extension, Series A
Kamehameha SchoolsSeries A Extension, Series A
Mana UpSeries A Extension, Series A
Pacific6 EnterprisesSeed, Series A Extension, Series A
Hatch BlueSeed, Series A Extension, Series A
National Science FoundationGrant
One Small PlanetSeries A Extension

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 20, 2026

    Monthly visitors increased 50% MoM.

  • May 13, 2025

    Launched the SeaGraze Performance Guarantee for beef production.

Recent news

Latest coverage and updates

  • expands_facilitiesAug 25, 2026

    Symbrosia Inc. will expand facilities to Indonesia, South-eastern Asia, Asia on Sep 23rd '26.

Symbrosia Filings

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Symbrosia filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

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

Is Symbrosia a public or private company?

Symbrosia is a private company.

What is the current stock price of Symbrosia?

Symbrosia is a private company with no public stock price. No recent secondary market data is available.

How much is Symbrosia worth (valuation)?

Valuation information for Symbrosia is not publicly available.

Can I buy Symbrosia stock?

Symbrosia shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Symbrosia's last funding round?

Symbrosia's most recent funding round was Grant on January 16, 2024.

Who are the main investors in Symbrosia?

Key investors in Symbrosia include Danone Manifesto Ventures.

Will Symbrosia IPO soon?

No public IPO plans have been announced for Symbrosia.

How can I track Symbrosia secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Symbrosia's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersKailua-Kona, Hawaii
Employee Range22
Year Founded2018
Last FundingDec 16, 2025

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