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Spiber株式会社

Spiber株式会社

Private
TsuruokaFrontier & Industrial Techhttps://spiber.inc/en

Last Round

Early Funding

Apr 12, 2024

Est. Valuation

$1.22B

Total Funding Raised

$617.35M

Momentum Score

25 /100

Company Overview

Spiber株式会社 is a biotechnology company that develops and produces Brewed Protein™, a novel structural protein material created through a proprietary fermentation process for use in various industries, including apparel and automotive.

Sector

Frontier & Industrial Tech

Verticals

Sustainable Materials, Advanced Materials, Biotechnology

Business Model

B2B

Customer Profile

Services & Consulting, Government Contracts

AI Layer

Non-AI

Keywords

Brewed Proteinsustainable materialsmicrobial fermentationsustainable textilessynthetic spider silkbiofabricationengineered proteinsbiomanufacturingprotein materialsanimal-free materialsnext-gen materialspetroleum-free materialsadvanced materialsprotein polymers

Historical Pricing

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Caplight Momentum Score

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Spiber株式会社 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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Spiber株式会社 Funding Rounds

Historical fundraising activity

RoundDateAmount RaisedValuationInvestorsSources
Early FundingApr 12, 2024
DebtSep 8, 2021
DebtDec 30, 2020
DebtApr 23, 2019
DebtApr 23, 2019
Series D
Nov 28, 2018

Key People

Founding team and executive leadership

Yui Hiraoka

Chief Executive Officer

Executive Team

Spiber株式会社 Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Nov 1, 2025

    Participating in the Tsuruoka Science Park Festival 2025 on November 1, 2025.

  • Oct 2, 2025

    Participated in the Osaka-Kansai Expo's 'Voyage to the Future' program.

Spiber株式会社 Filings

SEC and related filings with document metadata.

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Spiber株式会社 Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersTsuruoka
Employee Range92
Year Founded2007
Last FundingApr 12, 2024

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Disclaimer All investments involve risk, including the risk of loss of principal. You should carefully consider your investment objectives, risks, transaction costs and other expenses before deciding to invest in options, swaps or other investments.This does not constitute an offer by Caplight Technologies, Inc. to sell, or a solicitation of an offer to buy, any securities and may not be used or relied upon in connection with any offer or sale of securities. An offer or solicitation can be made only through the delivery of final offering document(s) and purchase agreement(s), and will be subject to the terms and conditions and risks delivered in such documents. Any securities offered are offered through Caplight Markets LLC, member FINRA/SIPC.