Founder Intelligence

Justin Bajko

Advancing technology at Expel requires rigorous software engineering, disciplined execution, and solving real operational bottlenecks for enterprise users.

Role
Founder
Company
Expel
Country
United States
Company founded
2016
Status
Active

Known for

Expel provides enterprise-grade artificial intelligence solutions, delivering specialized Expel Platform technology designed to optimize mission-critical workflows…

Ecosystem Connection Map

How this founder connects across companies, products, industries, and research on Brel.

Overview

Structured founder intelligence — role, focus, and why this person matters in the AI ecosystem.

Justin Bajko serves as Founder of Expel in United States, contributing to engineering leadership and technology commercialization.

Why it matters

Through their role at Expel, Justin Bajko demonstrates how focused technical execution and product management drive sustainable growth in enterprise software.

Career & Timeline

Verified career context from this founder profile.

Career & Leadership

With extensive experience in technology organizations, Justin Bajko emphasizes reliable software infrastructure and organizational execution at Expel.

Industry & Technical Contributions

At Expel, Justin Bajko guides the technical roadmaps and product strategies that allow enterprise clients to automate workflows and optimize productivity.

  • Company founded 2016 · founded Expel was founded in 2016 per the company profile source on file. Source
  • 2016: Dave Merkel, Yanek Korff, and Justin Bajko found Expel in Herndon, Virginia, all having previously worked together at FireEye and Mandiant. 2016 · development Source
  • 2021: Expel reaches unicorn status, crossing a $1 billion valuation. 2021 · development Source
  • Funding 2022 · funding October 3, 2022: Expel announces an increase to its Series E round, led by Alphabet's CapitalG and Paladin Capital Group, bringing total… Source
  • 2023u20132026: Expel continues to expand its MDR, phishing, and threat-hunting services, competing for enterprise and government MDR contracts against both larger and… 2023 · development Source

Companies

Organizations connected to this founder in the Brel graph.

Products

Products and platforms linked to this founder or their organization.

  • The Expel Workbench Security AI product

    Explore The Expel Workbench by Expel. Verified AI product intelligence covering core capabilities, Cybersecurity use cases, technical architecture,…

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Industries & Use Cases

Sectors and use cases connected to this founder profile.

Industries

Funding

Verified funding disclosures from the connected company profile.

  • 2021: Expel reaches unicorn status, crossing a $1 billion valuation.
  • October 3, 2022: Expel announces an increase to its Series E round, led by Alphabet's CapitalG and Paladin Capital Group, bringing total funding to $288.8 million.

Latest Developments

Recent milestones from the connected organization.

  • 2023–2026: Expel continues to expand its MDR, phishing, and threat-hunting services, competing for enterprise and government MDR contracts against both larger and newer managed-security providers. Latest
  • Development 2016 · development Source

FAQ

Answers restated from verified fields on this profile.

Who is Justin Bajko?

Justin Bajko is a technology leader and entrepreneur currently serving as Founder at Expel.

What company is Justin Bajko associated with?

Justin Bajko is associated with Expel, leading product and technical initiatives.

Where is Justin Bajko based?

Justin Bajko is based in United States.

What are Justin Bajko's key contributions to the industry?

Justin Bajko focuses on scalable software architecture, enterprise product development, and applied artificial intelligence leadership at Expel.

Sources & Verification

Verified
Last reviewed Aug 2026

Primary sources

In this profile