As the digital era continues to evolve, the demand for robust information security systems has heightened dramatically. Security is a prime concern for businesses and organizations all across Maryland and the rest of the world, making the cybersecurity services industry an important one. Today's information security companies in this area offer a wide range of solutions to ensure the information safety of different organizations. Companies offer different solutions like cyber threat intelligence, vulnerability management, risk assessment, compliance solutions and more. As the technology advances at a rapid pace, these companies are constantly improving their solutions to meet the ever-changing cybersecurity landscape.


Top 23 information security 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. 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.


6. 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.


7. 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.


8. 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.


9. 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.


10. 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.


11. 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.


12. CSG | Communication Security Group

  • Website: csghq.com
  • Headquarters: Hanover, Maryland, United States
  • Founded: 2015
  • Headcount: 51-200
  • LinkedIn

Communication Security Group is a company providing comprehensive solutions for communication security. They offer cutting-edge technologies and expertise to protect sensitive information and secure communication channels.


13. Silent Circle

  • Website: silentcircle.com
  • Headquarters: Columbia, Maryland, United States
  • Founded: 2012
  • Headcount: 51-200
  • Latest funding type: Series C
  • LinkedIn

Silent Circle is a leader in end-to-end enterprise solutions for secure mobile communications. They offer a range of products including Silent Phone, Silent World, and Silent Manager, which provide encrypted voice, video, messaging, and file sharing capabilities. With Silent Circle, users can communicate privately with mobile and landline numbers from anywhere in the world, ensuring secure and confidential communication.


14. 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.


15. A1Logic

  • Website: a1logic.com
  • Headquarters: Bethesda, Maryland, United States
  • Founded: 2013
  • Headcount: 11-50
  • LinkedIn

A1Logic is a company that offers data breach prevention services using their patented technology.


16. 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.


17. Kenneally Technology Services

JLK Tech is a business information technology and network security services firm providing remote server access, virtual office systems, data backup systems, and managed network services. They specialize in configuring, securing, and managing small business, medical, and financial sector data management and network systems.


18. 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.


19. 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.


20. National Initiative for Cybersecurity Education (NICE)

  • Website: csrc.nist.gov
  • Headquarters: Gaithersburg, Maryland, United States
  • Founded: 2015
  • Headcount: 501-1000
  • LinkedIn

The National Initiative for Cybersecurity Education (NICE), led by the National Institute of Standards and Technology (NIST), is a partnership between government, academia, and the private sector focused on cybersecurity education, training, and workforce development. The mission of NICE is to energize and promote a robust network and an ecosystem of cybersecurity education, training, and workforce development. NICE fulfills this mission by coordinating with government, academic, and industry partners to build on existing successful programs, facilitate change and innovation, and bring leadership and vision to increase the number of skilled cybersecurity professionals helping to keep our Nation secure.


21. Dostal Security

Dostal Security provides Cybersecurity and IT Consulting services to small business and MSPs. We are not an MSP, but partner with MSPs to assist with ticket overflow on all tiers of tickets (T1/T2/T3) tickets. We also provide specialized consulting services to assist with any projects a MSP has. For small businesses, we provide many services, from assisting with migrating them to a hardened version of the Microsoft 365 Cloud, to assisting them with gaining compliance with Center for Internet Security (CIS) controls. We are also a Value Added Reseller (Hardware/Software/Cloud) for commercial and government organizations, often at below MSRP. We are authorized resellers of Atakama, Adobe, Lenovo, NeQter, Sophos, and Tenable, along with many cloud services like Microsoft, SentinelOne, NovaSOC, RocketCyber, and many other solutions. We are also attempting to work our way into government contracting. Our staff has Top Secret DOD clearances at a PCL level, but we do not currently have an FCL as we are awaiting an organization to sponsor us for a FCL.


22. All Systems Go

  • Website: asgcomputers.com
  • Headquarters: Pasadena, Maryland, United States
  • Headcount: 1-10

All Systems Go specializes in IT Support, providing Network Services, and IT Consulting in Pasadena, Jacobsville, Glen Burnie, Bowie, Annapolis, and Columbia.


23. The CyberWire

  • Website: thecyberwire.com
  • Headquarters: Fulton, Maryland, United States
  • Founded: 2012
  • Headcount: 11-50
  • Latest funding type: Acquired
  • LinkedIn

The company is focused on cybersecurity and infrastructure security. It offers insights, news, and analysis on cybersecurity issues and trends. It covers topics such as cybersecurity in the private and public sectors, government involvement in cybersecurity, international relations in cybersecurity, and innovative solutions to bridge security gaps.


Want to find more information security companies?


If you want to find more companies that provide solutions for cyber threat intelligence, vulnerability management, and compliance you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


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...and a lot more!