Insights

Market Recognition Expel has been consistently recognized as a leader in the managed detection and response services industry by reputable sources like The Forrester Wave and Fortune Cyber 60 list, showcasing a strong reputation and credibility within the market.

Strategic Partnerships The recent partnership with Visa demonstrates Expel's ability to forge strategic collaborations with key industry players, opening doors for potential joint offerings, cross-selling opportunities, and access to a wider client base.

Talented Leadership With the appointment of Cat Starkey as the new Chief Technology Officer (CTO), Expel has reinforced its leadership team with top talent, potentially signaling a focus on innovation and technology advancement that could attract tech-savvy clients.

Expansion & Job Creation Expel's expansion into building a remote workforce and increasing headcount by 50 not only indicates growth but also presents opportunities for hiring dedicated security services, training, or consulting as part of their operational scaling.

Revenue & Funding Despite being a venture-backed startup, Expel generates substantial revenue ($50M - $100M) and has received significant funding ($31M), indicating financial stability and potential for long-term contracts or partnerships.

Expel Tech Stack

Expel uses 8 technology products and services including Shopify, Zendesk Support, Google Cloud Platform, and more. Explore Expel's tech stack below.

  • Shopify
    E-commerce
  • Zendesk Support
    Help Desk Software
  • Google Cloud Platform
    Infrastructure As A Service
  • jQuery Migrate
    Javascript Libraries
  • Dreamdata
    Marketing Automation
  • Ubuntu
    Operating Systems
  • CentOS
    Operating Systems
  • Nginx
    Web Servers

Media & News

Expel's Email Address Formats

Expel uses at least 2 format(s):
Expel Email FormatsExamplePercentage
First.Last@expel.ioJohn.Doe@expel.io
94%
First.L@expel.ioJohn.D@expel.io
2%
Last@expel.ioDoe@expel.io
3%
Fir.Last@expel.ioJoh.Doe@expel.io
1%
First.Last@expel.comJohn.Doe@expel.com
100%

Frequently Asked Questions

Where is Expel's headquarters located?

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Expel's main headquarters is located at 12950 Worldgate Drive Suite 200 Herndon, Virginia 20170 US. The company has employees across 5 continents, including North AmericaEuropeAsia.

What is Expel's phone number?

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You can contact Expel's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Expel's official website and social media links?

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Expel's official website is expel.com and has social profiles on LinkedIn.

How much revenue does Expel generate?

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As of March 2025, Expel's annual revenue reached $75M.

How many employees does Expel have currently?

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As of March 2025, Expel has approximately 517 employees across 5 continents, including North AmericaEuropeAsia. Key team members include Chief Security Officer: G. N.Chief Revenue Officer: J. L.Chief People Officer: A. R.. Explore Expel's employee directory with LeadIQ.

What industry does Expel belong to?

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Expel operates in the Computer and Network Security industry.

What technology does Expel use?

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Expel's tech stack includes ShopifyZendesk SupportGoogle Cloud PlatformjQuery MigrateDreamdataUbuntuCentOSNginx.

What is Expel's email format?

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Expel's email format typically follows the pattern of . Find more Expel email formats with LeadIQ.

How much funding has Expel raised to date?

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As of March 2025, Expel has raised $31M in funding. The last funding round occurred on Oct 03, 2022 for $31M.

When was Expel founded?

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Expel was founded in 2016.
Expel

Expel

Computer and Network SecurityVirginia, United States501-1000 Employees

Expel is the leading managed detection and response (MDR) provider trusted by some of the world’s most recognizable brands to expel their adversaries, minimize risk, and build security resilience. 

Expel’s 24/7/365 coverage spans the widest breadth of attack surfaces, including cloud, with 100% transparency. We combine world-class security practitioners and our AI-driven platform, Expel Workbench™, to ingest billions of events monthly and still achieve a 20-minute critical alert MTTR. 

Expel augments existing programs to help customers maximize their security investments and focus on building trust—with their customers, partners, and employees.

Section iconCompany Overview

Headquarters
12950 Worldgate Drive Suite 200 Herndon, Virginia 20170 US
Phone number
Website
expel.com
Founded
2016
Employees
501-1000

Section iconFunding & Financials

  • $31M

    Expel has raised a total of $31M of funding over 6 rounds. Their latest funding round was raised on Oct 03, 2022 in the amount of $31M.

  • $50M$100M

    Expel's revenue is in the range of $50M$100M

Section iconFunding & Financials

  • $31M

    Expel has raised a total of $31M of funding over 6 rounds. Their latest funding round was raised on Oct 03, 2022 in the amount of $31M.

  • $50M$100M

    Expel's revenue is in the range of $50M$100M

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