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Expel

Expel

Private
Herndon, VirginiaCybersecurityhttps://expel.com/

Last Round

Series E

Extension

Oct 3, 2022

Est. Valuation

$1.14B

Total Funding Raised

$288.8M

Company Overview

Expel is a cybersecurity company that provides a managed detection and response (MDR) platform to help organizations identify, investigate, and mitigate security threats.

Sector

Cybersecurity

Verticals

Cloud Security, SIEM, Threat Intelligence, Incident Response, Endpoint Security

Business Model

B2B

Customer Profile

Subscription SaaS, Services & Consulting

AI Layer

Application

Keywords

managed detection and responseMDRmanaged SIEMsecurity operationsSOC as a servicethreat remediationsecurity automationagentic AIthreat intelligenceAI SOCcybersecurity operationsincident responsesecurity orchestrationcloud securityalert fatigue

Historical Pricing

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Caplight Momentum Score

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Expel Comparables

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Expel comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Arctic Wolf
88%
eSentire
88%
Critical Start
85%

Expel Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series E ExtensionOct 3, 2022
Series ENov 18, 2021
Series DMay 13, 2020
Series CJun 19, 2019
Series BApr 10, 2018
Series A
Sep 26, 2016

Key People

Founding team and executive leadership

Yanek Korff

Co-Founder & Chief Operating Officer

Founding Team

Dave Merkel

Co-founder and Chief Executive Officer

Founding Team

Greg Notch

Chief Technology Officer, Chief Security Officer

Executive Team

Zach Blaine

Chief Financial Officer

Executive Team

Expel Investors

Notable investors and investment history

Expel investors
InvestorRounds
Profile Capital ManagementSeries B
LightbankSeries A, Series B
New Enterprise Associates (NEA)Series C, Series A, Series B
Scale Venture PartnersSeries E, Series C, Series E Extension, Series D, Series B
Paladin Capital GroupSeries C, Series D, Series B, Series E, Series A, Series E Extension
GreycroftSeries E, Series C, Series A, Series D, Series B
Battery VenturesSeries C, Series A, Series E Extension, Series D, Series B

Market signals

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  • Mar 23, 2026

    Launched new Managed SIEM service at RSAC 2026.

  • Mar 23, 2026

    Launched Managed SIEM co-managed service at RSAC 2026.

Expel Filings

SEC and related filings with document metadata.

Data table
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Expel Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersHerndon, Virginia
Employee Range344
Year Founded2016
Last FundingOct 3, 2022

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