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CSA Medical

CSA Medical

Private
Lexington, MassachusettsHealthcare & Life Scienceshttps://rejuvenair.com/

Last Round

Seed Round

Jul 23, 2026

Total Funding Raised

$206.42M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

CSA Medical is a medical device company that develops and commercializes the RejuvenAir® System, a liquid nitrogen spray cryotherapy technology for the treatment of chronic bronchitis.

Sector

Healthcare & Life Sciences

Verticals

Medical Devices, Clinical Trials

Business Model

B2B

Customer Profile

Hardware Sales

AI Layer

Non-AI

Keywords

interventional pulmonologycryotherapychronic bronchitisbronchoscopic devicecryosprayairway diseasepremarket approvalPMAmedical deviceinterventional bronchoscopyrespiratory technologyclinical triallung ablationpulmonology techbronchoscopy tools

Historical Pricing

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Caplight Momentum Score

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CSA Medical Comparables

Compare CSA Medical with similar companies based on industry and business-model similarity.

CSA Medical comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Galvanize Therapeutics
88%
Free Flow Medical, Inc.
84%
Nuvaira
82%

CSA Medical Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Seed RoundJul 23, 2026
Series DSep 9, 2024
DebtFeb 8, 2019
Growth EquityJan 25, 2019
Growth EquityOct 8, 2018
Debt
Oct 8, 2018

Key People

Founding team and executive leadership

Wendelin Maners

President And CEO

Executive Team

Tom Mulcahey

COO, CTO

Executive Team

CSA Medical Investors

Notable investors and investment history

CSA Medical investors
InvestorRounds
Ascension VenturesGrowth Equity, Series D, Series C
SV Health InvestorsDebt, Series C, Growth Equity, Series B, Series D
First AnalysisSeries C, Series D, Series B
Ascension VenturesDebt, Series D, Series C
TVM CapitalSeries D
Guide Medical VenturesSeries C
Rose Park AdvisorsSeries C, Series B

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 20, 2026

    Monthly visitors increased 233% MoM.

  • Jul 23, 2026

    Raised $3M in seed funding.

CSA Medical Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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CSA Medical Filings

SEC and related filings with document metadata.

Firmographic Details

HeadquartersLexington, Massachusetts
Employee Range18
Year Founded1993
Last FundingJul 23, 2026

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