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Cybersecurity professionals in Maryland

4,457 cybersecurity professionals in Maryland, every one with a LinkedIn profile: 1,513 with a work email (1,469 checked in 2026) and 602 with a phone (534 mobile). Updated 2026-10-04. Filter further, then get the list as CSV, in your CRM or by API.

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By industry

  • IT Services and IT Consulting: 1,221
  • Defense and Space Manufacturing: 1,190
  • Computer and Network Security: 484
  • Information Technology & Services: 204
  • Government Administration: 176
  • Software Development: 127
  • Insurance: 116
  • Higher Education: 107
  • Hospitals and Health Care: 67
  • Financial Services: 60

By company size

  • 10,000+: 1,330
  • 100-249: 694
  • 5,000-9,999: 582
  • 1,000-4,999: 550
  • 250-499: 476
  • 20-99: 398
  • 500-999: 348
  • 5-19: 55
  • 1-4: 24

Companies in Maryland with the most decision makers

  • Marriott International: 6,030 decision makers
  • Lockheed Martin: 1,850 decision makers
  • T. Rowe Price: 1,473 decision makers
  • University of Maryland: 1,081 decision makers
  • FDA: 811 decision makers
  • The Johns Hopkins University: 771 decision makers
  • Merkle: 769 decision makers
  • MedStar Health: 753 decision makers
  • Ciena Corporation: 677 decision makers
  • Geico: 668 decision makers

Roles in Maryland

Industries in Maryland

The same list elsewhere

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