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Defiant Health

Defiant Health

Private
Boston, MassachusettsHealthcare & Life Scienceshttps://www.defianthealth.com/

Last Round

Seed

Jul 11, 2025

Total Funding Raised

$3.83M

Company Overview

Defiant Health is a clinics/outpatient services company that operates a virtual breast health clinic intended to accelerate expert diagnosis and treatment for breast cancer.

Sector

Healthcare & Life Sciences

Verticals

Precision Medicine, Fashion & Beauty, Sports & Fitness, Subscription Commerce

Business Model

B2C

Customer Profile

Subscription SaaS, Services & Consulting

AI Layer

Non-AI

Keywords

med spamedically supervised weight lossGLP-1 programpeptide therapyIV therapyconcierge medicinelongevity clinicbiohackingsemaglutidetirzepatidehormone replacement therapyHRTcash-pay healthcaremedical aestheticsdirect primary careDPCNAD+ therapyhyperbaric oxygen therapyHBOTcryotherapy

Historical Pricing

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Defiant Health Comparables

Compare Defiant Health with similar companies based on industry and business-model similarity.

Defiant Health comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Next Health
80%
Serotonin Centers
78%
Defy Medical
77%

Defiant Health Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedJul 11, 2025

Key People

Founding team and executive leadership

Walt Cooper

CEO

Executive Team

Defiant Health Investors

Notable investors and investment history

Defiant Health investors
InvestorRounds
Headwater VenturesSeed
Hannah Grey VCSeed
Amboy Street VenturesSeed
City Light CapitalSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 20, 2025

    Grew 600% QoQ from 1 to 7 employees.

Defiant Health Filings

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Defiant Health filings preview — column headings only; records require access
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Frequently Asked Questions

Common questions about Defiant Health's valuation, stock price, and market status.

Is Defiant Health a public or private company?

Defiant Health is a private company.

What is the current stock price of Defiant Health?

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

How much is Defiant Health worth (valuation)?

Valuation information for Defiant Health is not publicly available.

Can I buy Defiant Health stock?

Defiant Health 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 Defiant Health's last funding round?

Funding round information for Defiant Health is not publicly available.

Who are the main investors in Defiant Health?

Investor information for Defiant Health is not publicly disclosed.

Will Defiant Health IPO soon?

No public IPO plans have been announced for Defiant Health.

How can I track Defiant Health secondary market activity?

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

Firmographic Details

HeadquartersBoston, Massachusetts
Employee Range4
Year FoundedN/A
Last FundingJul 11, 2025

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