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String Bio

String Bio

Private
BangaloreEnergy & Sustainabilityhttps://stringbio.com/

Last Round

Series B

Jul 11, 2022

Total Funding Raised

$20M

Company Overview

String Bio is a biotechnology company that has developed a proprietary platform, the String Integrated Methane Platform (SIMP), to convert methane gas into value-added products for animal nutrition, agriculture, human nutrition, and personal care.

Sector

Energy & Sustainability

Verticals

Biotechnology, Circular Economy, Sustainable Materials, Carbon Capture

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting, Data as a Service

AI Layer

Non-AI

Keywords

gas fermentationmethane-to-proteinsingle-cell proteinalternative proteinbiotechnologysustainable feedcarbon capturebiomanufacturingcircular economysynthetic biologyfeed ingredientsfood techagtechmethane utilizationprotein production

Historical Pricing

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Caplight Momentum Score

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String Bio Comparables

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String Bio comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Unibio
89%
Calysta
89%
DeNova
78%

String Bio Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BJul 11, 2022
SeedJun 27, 2019
GrantAug 30, 2017

Key People

Founding team and executive leadership

Krishnan Iyer

Chief Financial Officer

Executive Team

String Bio Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Nov 7, 2025

    Monthly visitors increased 123% MoM, reaching 9.1K.

  • Aug 22, 2025

    Grew 19% QoQ, from 117 to 139 employees.

String Bio Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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String Bio Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersBangalore
Employee Range152
Year Founded2013
Last FundingJul 11, 2022

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