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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 Comps

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

Symbrosia comps — public and private peers by 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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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

Key People

Founding team and executive leadership

Alexia Akbay

Founder CEO

Founding Team

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.

Symbrosia Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Symbrosia Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

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

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