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String Bio

String Bio

Private
BangaloreEnergy & Sustainabilityhttps://stringbio.com/

Last Round

Series B

Jul 11, 2022

Total Funding Raised

$20M

Momentum

Top 5%

of companies Caplight tracks

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

Proprietary index based on bid/ask volume and sentiment.

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String Bio Comparables

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

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.

  • Aug 20, 2026

    Monthly visitors grew 316% MoM, reaching 11.6K.

  • Nov 7, 2025

    Monthly visitors increased 123% MoM, reaching 9.1K.

String Bio Filings

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

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Frequently Asked Questions

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

Is String Bio a public or private company?

String Bio is a private company.

What is the current stock price of String Bio?

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

How much is String Bio worth (valuation)?

Valuation information for String Bio is not publicly available.

Can I buy String Bio stock?

String Bio 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 String Bio's last funding round?

String Bio's most recent funding round was Series B on July 11, 2022.

Who are the main investors in String Bio?

Key investors in String Bio include Startup Karnataka, Biotechnology Industry Research Assistance Council, Karnataka Information Technology Venture Fund, Ankur Capital, Seventure Partners.

Will String Bio IPO soon?

No public IPO plans have been announced for String Bio.

How can I track String Bio secondary market activity?

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

Firmographic Details

HeadquartersBangalore
Employee Range152
Year Founded2013
Last FundingJul 11, 2022

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