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Protein Evolution, Inc.

Protein Evolution, Inc.

Private
New Haven, ConnecticutEnergy & Sustainabilityhttps://pei.bio

Last Round

Series A

May 3, 2024

Total Funding Raised

$25M

Company Overview

Protein Evolution, Inc. operates in Energy & Sustainability and is based in New Haven, Connecticut. Its latest recorded funding round was an Accelerator round in March 2023.

Protein Evolution, Inc. is a biotechnology company that provides a biological recycling process using AI-designed enzymes to break down plastic and textile waste into reusable resources.

Sector

Energy & Sustainability

Verticals

Biotechnology, Circular Economy, Sustainable Materials, Clean Manufacturing, Waste Management

Business Model

B2B

Customer Profile

Services & Consulting, Data as a Service

AI Layer

Application

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Pricing history

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

Momentum history

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Protein Evolution, Inc. Comparables

Compare Protein Evolution, Inc. with similar companies based on industry and business-model similarity.

Protein Evolution, Inc. comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Samsara Eco
87%
Evoralis
86%
DePoly
86%
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Protein Evolution, Inc. Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series AMay 3, 2024
AcceleratorMar 21, 2023
SeedOct 31, 2022
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Protein Evolution, Inc. Investors

Notable investors and investment history

Protein Evolution, Inc. investors
InvestorRounds
NextransSeed
Fashion for GoodAccelerator
Collaborative FundSeed
New Climate VenturesSeed
Redbird VenturesSeed
EldridgeSeed
GoodFriendsSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • May 1, 2025

    Monthly visitors increased 62% MoM, reaching 4.2K.

  • May 3, 2024

    Completed a Series A funding round.

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Recent news

Latest coverage and updates

  • receives_financingSep 4, 2026

    Protein Evolution, Inc. is expected to receive $3M from the U.S. Department of Energy to scale enzymatic PET textile-waste recycling in Connecticut on Sep 4th '26, although the final amount may change.

  • partners_withSep 4, 2026

    Protein Evolution, Inc. is set to work with NLR on a DOE-funded project to improve and scale biological recycling that converts PET textile waste into materials for new polyester, as announced in Connecticut on Sep 4th '26.

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Protein Evolution, Inc. Filings

Explore SEC and related filing metadata, where available.

Protein Evolution, Inc. filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Protein Evolution, Inc.'s valuation, stock price, and market status.

Is Protein Evolution, Inc. a public or private company?

Protein Evolution, Inc. is a private company.

What is the current stock price of Protein Evolution, Inc.?

Protein Evolution, Inc. is a private company, so its shares have no public market price. Caplight tracks Protein Evolution, Inc.'s secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.

How much is Protein Evolution, Inc. worth (valuation)?

Valuation information for Protein Evolution, Inc. is not publicly available.

Can I buy Protein Evolution, Inc. stock?

Protein Evolution, Inc. shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.

When was Protein Evolution, Inc.'s last funding round?

Protein Evolution, Inc.'s most recent funding round was Series A on May 3, 2024.

Who are the main investors in Protein Evolution, Inc.?

Key investors in Protein Evolution, Inc. include Fashion for Good, Collaborative Fund.

Will Protein Evolution, Inc. IPO soon?

No public IPO plans have been announced for Protein Evolution, Inc..

How can I track Protein Evolution, Inc. secondary market activity?

Caplight tracks bids, offers, and trades in Protein Evolution, Inc.'s shares on secondary markets.

Firmographic Details

HeadquartersNew Haven, Connecticut
Employee Range9
Year Founded2021
Last FundingMay 3, 2024

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