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Persephone Biosciences

Persephone Biosciences

Private
San Diego, CaliforniaHealthcare & Life Scienceshttps://persephone.bio/

Last Round

Seed

Apr 18, 2025

Est. Valuation

$2.14M

Total Funding Raised

$21.77M

Company Overview

Persephone Biosciences is a biotechnology company that develops microbiome-based medicines and consumer health products using synthetic biology and artificial intelligence.

Sector

Healthcare & Life Sciences

Verticals

Biotechnology, Drug Discovery, Precision Medicine, Clinical Trials

Business Model

B2B

Customer Profile

Services & Consulting, Data as a Service, Subscription SaaS

AI Layer

Application

Keywords

microbiome therapeuticscompanion diagnosticsprecision medicinegut microbiomebiomarker discoveryclinical trial platformdrug developmentsynbioticscomputational biologymulti-omicsmicrobiome healthgut healthbiotech startupdirect to consumerDTC

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Persephone Biosciences Comparables

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Persephone Biosciences comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Kanvas Biosciences
79%
BiomeSense
77%
Microbiotica
76%

Persephone Biosciences Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedApr 18, 2025
SeedJul 19, 2022
SeedFeb 19, 2021
AcceleratorJan 1, 2018

Key People

Founding team and executive leadership

Stephanie Culler

Co-Founder And CEO

Founding Team

Persephone Biosciences Investors

Notable investors and investment history

Persephone Biosciences investors
InvestorRounds
Pioneer FundSeed
ZhenFundSeed
Propel Bio PartnersSeed
BrightEdgeSeed
Y CombinatorAccelerator, Seed
Fifty YearsSeed
Susa VenturesSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 19, 2022

    $15M round led by First Bight Ventures and Propel Bio Partners.

  • Jan 1, 2018

    $150K round led by Y Combinator

Persephone Biosciences Filings

SEC and related filings with document metadata.

Data table
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Persephone Biosciences Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersSan Diego, California
Employee Range18
Year Founded2017
Last FundingApr 18, 2025

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