The cybersecurity environment in Maryland consists of dynamic companies that offer advanced services designed to protect businesses from threats. As cyber threats evolve and become more complex, these companies develop sophisticated, cutting-edge solutions to thwart potential attacks. Typically, they provide products and services such as software suite, threat intelligence platforms, and firewall systems to ensure the secure handling of information. Furthermore, these businesses offer both preventive measures and response plans against cyber incidents. With the continuous digitization of businesses, the drilling importance of cybersecurity depth is expected to drive the industry forward, positioning these companies at the forefront of digital protection.


Top 24 cybersecurity companies in Maryland

1. Sonatype

  • Website: sonatype.com
  • Headquarters: Fulton, Maryland, United States
  • Founded: 2008
  • Headcount: 501-1000
  • Latest funding type: Acquired
  • LinkedIn

Sonatype is a technology company that offers software solutions and services for managing and securing open-source components. Their products include Nexus Repository, Nexus Lifecycle, and Nexus Firewall, which help organizations ensure the quality, security, and compliance of their software supply chains.


2. Dragos, Inc.

  • Website: dragos.com
  • Headquarters: Hanover, Maryland, United States
  • Founded: 2016
  • Headcount: 201-500
  • Latest funding type: Series D
  • LinkedIn

Dragos is a cybersecurity company that specializes in industrial control systems (ICS) and operational technology (OT) security. They offer a comprehensive platform that provides visibility into assets, vulnerabilities, threats, and response actions. With the Dragos Platform, organizations can detect threats on their networks, leverage MITRE ATT&CK for ICS, and ensure compliance with ICS/OT cybersecurity standards.


3. Sourcefire, part of Cisco

  • Website: sourcefire.com
  • Headquarters: Columbia, Maryland, United States
  • Founded: 2001
  • Headcount: 501-1000
  • LinkedIn

Sourcefire is a company that offers software and services for network security and threat detection. They provide solutions to protect against cyber attacks and monitor network activity.


4. Fidelis Cybersecurity

  • Website: fidelissecurity.com
  • Headquarters: Bethesda, Maryland, United States
  • Founded: 2002
  • Headcount: 201-500
  • Latest funding type: Private Equity
  • LinkedIn

Fidelis Cybersecurity offers advanced threat detection, response, and cloud security solutions. Their Halo Container Secure™ provides security and compliance automation coverage for Docker, Kubernetes, and continuous-delivery pipeline infrastructure. With Fidelis Endpoint®, organizations can detect and respond faster to threats on-premises and in the cloud. Fidelis also offers deception technology through Fidelis Deception® and unified cloud security with Fidelis Network®. They cater to commercial, enterprise, and government organizations, helping them safeguard their data, assets, and services.


5. Comtech CyberStronger

CyberStronger is the cyber training division of Comtech. A trusted training provider to the military, civilian agencies, universities, and commercial clients, Comtech’s CyberStronger™ workforce development solutions solve your cyber talent pipeline shortage. We identify your organization's hidden talent and develop qualified cyber analysts for your Security Operations Center (SOC) and other job roles. A trusted delivery partner to the federal government and universities for over a decade, our products include our Cyber Reskilling Academy Bootcamps, training courses, over 400 hands-on cyber training labs, and performance based CYBRScore® Skills Assessments mapped to NIST/NICE job roles. We offer Security Awareness training for all employees, ransomware protection solutions, and custom cyber ranges and exercises that let your employees train in networks that look like your own. With CyberStronger, your team will be cyber ready!


6. Owl Cyber Defense

Owl Cyber Defense offers comprehensive, hardware-enforced data diode cybersecurity products for commercial and industrial use. Designed for seamless data availability and unhackable security, their solutions include cross domain solutions, embedded cybersecurity modules, and secure collaboration solutions.


7. Thales Trusted Cyber Technologies

  • Website: thalestct.com
  • Headquarters: Abingdon, Maryland, United States
  • Founded: 2014
  • Headcount: 51-200
  • LinkedIn

Thales Trusted Cyber Technologies is a cybersecurity solutions provider dedicated to the U.S. Federal Government. They offer cloud-independent encryption and key management solutions, tactical cyber security solutions, and enterprise security solutions. Their services include cryptographic key management, data encryption, network encryption, authentication, and secure file sharing. Thales TCT is one of the twelve collaborating vendors in the NCCoE Migration to Post-Quantum Cryptography Project.


8. PLEX Solutions, LLC

  • Website: plex-llc.com
  • Headquarters: Bethesda, Maryland, United States
  • Founded: 2014
  • Headcount: 51-200
  • LinkedIn

PLEX LLC is a leading provider of advanced, tailored cybersecurity solutions, software development, and technology engineering for commercial and government clients. They combine cutting-edge technologies, tactics, and procedures with deep mission experience to customize solutions for organizations.


9. Sealing Technologies Inc.

SealingTech is a cybersecurity company offering a full suite of capabilities for both the Federal Government and Private Industries. They specialize in managing large data, protecting data from threats, controlling access, mitigating vulnerabilities, reducing costs, ensuring compliance, and validating & testing applications.


10. Sixgen

  • Website: sixgen.io
  • Headquarters: Annapolis, Maryland, United States
  • Founded: 2014
  • Headcount: 51-200
  • Latest funding type: Seed
  • LinkedIn

SIXGEN is a cybersecurity company that offers advanced Threat Intelligence solutions for Department of Defense (DoD) organizations, Intelligence Community agencies, and other organizations. They use programming languages, data analysis, machine learning tools, and visualization aids to discover new and interesting information derived from compiled data sets.


11. Netorian LLC

  • Website: netorian.com
  • Headquarters: Aberdeen, Maryland, United States
  • Founded: 2009
  • Headcount: 51-200
  • LinkedIn

Netorian is an IT and cybersecurity company that provides support for cyber defense in both military and civilian environments. They offer high-performance data analytic and SIEM platforms, as well as network-based defense and host-based defense solutions. Netorian also provides highly skilled field engineers for coordination and execution of validation exercises and integrating new technology in the field. They are committed to quality and are ISO 9001:2015 certified.


12. August Schell

August Schell is a cybersecurity solutions provider that offers agile and innovative services to proactively defend and protect organizations' data against cyber attacks. They specialize in designing, deploying, and implementing highly secure solutions for both on-premise and cloud-based computing environments.


13. Global Learning Systems

Global Learning Systems is a leading company specializing in security awareness training and phishing simulation. They offer tailored training solutions, customization options, and a media library with resources for businesses. Their services include security essentials, higher education/K-12 programs, and training solutions for various industries. They provide support, managed phishing programs, and consultation services. Global Learning Systems aims to enhance cybersecurity knowledge and mitigate threats through engaging and effective training programs.


14. Secure Innovations, LLC

Secure Innovations is a company that specializes in providing secure solutions for businesses. They offer a wide range of services and products to help companies protect their sensitive data and information. With a focus on innovation and cutting-edge technology, they aim to provide reliable and efficient security solutions to their clients.


15. Dover Networks LLC

Dover Networks is a provider of analytic cybersecurity services to commercial and government entities. They tackle technically difficult and ill-defined cybersecurity problems in today's ever-changing digital environment. Their services include incident response, network analysis, vulnerability research, and security analysis. They also offer consulting, training, and the development of cyberanalytic tools. Dover Networks has a strong focus on analysis, providing actionable information to help organizations make smarter decisions regarding cybersecurity.


16. TRGroup Inc

  • Website: trgroup1.com
  • Headquarters: Ocean City, Maryland, United States
  • Founded: 2000
  • Headcount: 11-50
  • LinkedIn

TRGroup is an Information Technology and Security Consulting firm that helps businesses and government entities operate reliably, efficiently, and securely. They provide physical security and surveillance services, high-performance wireless networks, information security, vulnerability assessments, and penetration tests. Their solutions include network management, project management, help desk support, and systems engineering. TRGroup is a certified Small Business Administration 8(a) firm with a commitment to first-class service and innovative solutions.


17. KoreLogic

  • Website: korelogic.com
  • Headquarters: Annapolis, Maryland, United States
  • Founded: 2004
  • Headcount: 11-50
  • LinkedIn

KoreLogic is a highly skilled cyber security firm that provides services to Fortune 100 companies and the U.S. Government. They offer expertise in offensive testing, penetration testing, vulnerability research, and password recovery. KoreLogic operates with a quality- and client-first approach, ensuring long-term customer satisfaction and employee retention. Their solutions are tailored to meet the specific needs of busy CISOs and security teams, helping them defend their critical assets. The company has a strong track record working with Fortune 500 clients and government organizations.


18. nDepth Security, LLC

nDepth Security is a managed security service provider (MSSP) specializing in information assurance and cyber security. They offer outsourced continuous monitoring services to reduce operational security costs. Their goal is to employ industry standards and best practices to contribute to their customers' success.


19. Ngen LLC

  • Website: ngen.com
  • Headquarters: Lanham, Maryland, United States
  • Founded: 1992
  • Headcount: 11-50
  • LinkedIn

NGEN is an award-winning Information Technology services provider that specializes in managed cybersecurity, managed IT services, and cloud services. With over 30 years of experience, NGEN offers customized and affordable solutions to meet the IT needs of government agencies and commercial organizations.


20. Intellectmap Corporation

Intellectmap is an AI technology company that offers cutting-edge cybersecurity solutions to help organizations prepare for and mitigate cyberthreats. They provide a holistic view of cybersecurity that spans from strategy review to prevention and mitigation services, as well as cyber insurance consulting.


21. Kingston Bay Technologies, Inc.

  • Website: kingstonbay.com
  • Headquarters: Bowie, Maryland, United States
  • Founded: 1987
  • Headcount: 11-50

Kingston Bay Technologies is a cybersecurity company that specializes in Zero Trust Protection for networks, offering authentication, authorization, and continuous validation solutions. They provide services for industries like healthcare, energy and utilities, and state and local government to protect against cyber threats and breaches. They also offer email encryption and penetration testing.


22. BlueSteel Cybersecurity

BlueSteel Cybersecurity offers complete solutions for safeguarding applications from development to production, including penetration testing services, source code scanning and review, DevSecOps, API assessments, and cloud audits. They also develop compliance preparation packages that include policies, procedures, and technical solutions to stand up a compliance-focused security program and meet all security control requirements.


23. SANS Technology Institute

  • Website: sans.edu
  • Headquarters: North Bethesda, Maryland, United States
  • Founded: 2005
  • Headcount: 11-50
  • LinkedIn

SANS.edu is a platform that offers various resources and tools related to internet security and information security. It provides services such as TCP/UDP Port Activity Software Security, DNS Looking Glass, Auditing, Penetration Testing, and more.


24. FCN Inc.

  • Website: fcnit.com
  • Headquarters: Rockville, Maryland, United States
  • Founded: 1990
  • Headcount: 51-200
  • LinkedIn

FCN, Inc. is an information technology Value Added Reseller (VAR), services, and systems integrator company that offers enterprise networking, cyber security, collaboration infrastructure modernization, data center, cloud, and artificial intelligence solutions.


Want to find more cybersecurity companies?


If you want to find more companies that offer solutions ranging from software suites to threat intelligence platforms you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


With Inven you'll also get to know the company's:


  • Ownership: Which of these are private equity backed? Which are family-owned?
  • Contact data: Who are the owners and CEO's? What are their emails and phone numbers?
  • Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!