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Castor

Castor

Private
AmsterdamHealthcare & Life Scienceshttps://www.castoredc.com/

Last Round

Series B

Jul 14, 2021

Est. Valuation

$250M

Total Funding Raised

$64.48M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

Castor is a health-tech company that provides a cloud-based clinical data platform to simplify the clinical trial process for researchers worldwide.

Sector

Healthcare & Life Sciences

Verticals

Clinical Trials, Vertical SaaS, Patient Engagement, Data Integration

Business Model

B2B

Customer Profile

Subscription SaaS, Services & Consulting

AI Layer

Application

Keywords

EDCelectronic data captureclinical trial softwareeCRFeClinicalclinical data managementePROclinical research platformpatient engagementeCOACDISC mappingeConsentclinical trial automationvertical SaaShealthtech

Historical Pricing

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Caplight Momentum Score

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Castor Comparables

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Castor comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Medrio
90%
Viedoc
90%
nPhase, Inc.
86%

Castor Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BJul 14, 2021
Series AAug 19, 2020
SeedJul 2, 2018
GrantMay 23, 2017

Key People

Founding team and executive leadership

Derk Arts

Founder CEO

Founding Team

Solange M.

Manager Of CEO Operations

Executive Team

Andrew Sadler

Chief Technology Officer

Executive Team

Tobias Schaefer

Chief Financial Officer

Executive Team

Castor Investors

Notable investors and investment history

Castor investors
InvestorRounds
European CommissionGrant
F-Prime CapitalSeries B
Eight Roads VenturesSeries B
Two Sigma VenturesSeries B, Series A
F-Prime CapitalSeries B
Inkef CapitalSeries A, Series B, Seed
WR Hambrecht + CoSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Mar 1, 2026

    Partnering with Stefanini for phone support and device provisioning.

  • Jan 21, 2026

    Job posting reveals tooling support partnership with Zendesk.

Castor Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Castor Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersAmsterdam
Employee Range300
Year Founded2012
Last FundingJul 14, 2021

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