Expel

Expel is a cybersecurity company based in Herndon, Virginia, specializing in managed detection and response (MDR) services. Their offerings are designed to protect organizations from advanced cyber threats across various environments, including cloud, endpoints, and networks. The company utilizes its technology-driven security operations platform, Expel Workbench, which automates detection, response, and remediation processes to defend against threats like ransomware and supply chain attacks. Expel's core service is its 24x7 MDR, which combines AI-powered automation with expert human analysis for rapid incident detection and response. The service integrates with over 125 technologies, providing comprehensive visibility and protection. Expel also offers additional services such as phishing management, threat hunting, and vulnerability prioritization, helping organizations proactively manage risks. With a focus on transparency, the company delivers detailed real-time reports and maintains an industry-leading mean time to respond to high and critical threats. Expel serves a diverse range of clients, including enterprises and government organizations, enhancing their security operations with expert support and advanced technology.

Computer & Network Security Herndon, United States Founded 2016 ~382 employees Private · Series E

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Employees
382
+3.8% in the 3 months to Sep 2026
Revenue / employee
$223K
Revenue ~$85M
Total funding
$429M
Last round Series E, Sep 2022
12-month attrition
20.2%
Tech: 15.4%
H1B sponsor
NA
Open jobs
9
Last 30 days

Headcount trend

Expel went from 396 employees in Oct 2024 to 382 in Sep 2026. Apr to Sep 2026: 39 people joined, 26 left.

Org structure

Headcount by department

Other116
Engineering91
Sales40
Operations38
Success34
Marketing20
Finance19
HR14

Salaries at Expel

All salaries

5 salary profiles in the US

Most reported roles

Pay by level, gender and ethnicity

Funding

  • Sep 2022 · Series E · $171M · CapitalG, Paladin Capital Group, Scale Venture Partners
  • Nov 2021 · Series E · $140M · CapitalG Management Company LLC, Paladin Capital Group, March Capital Venture Management Services, LLC
  • May 2020 · Series D · $50M
  • Jun 2019 · Series C · $40M
  • Apr 2018 · Series B · $20M
  • Sep 2016 · Series A · $7.5M

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Expel FAQ

How many employees does Expel have?

Expel has about 382 employees, up 3.8% over the 3 months to Sep 2026.

What is Expel's revenue per employee?

Expel makes about $223K in revenue per employee, based on $85M annual revenue and 382 employees.

How much does Expel pay?

6figr has 5 salary profiles for Expel in the US, with pay broken down by role, level, gender and ethnicity on the Expel salaries page. See Expel salaries

How much funding has Expel raised?

Expel has raised $429.1M in total funding; its latest round was Series E in Sep 2022.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.