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Top Cybersecurity Companies in Baltimore, MD

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Cybersecurity Providers
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Looking for the best cybersecurity company in Baltimore? UpCity compiles authentic reviews, company descriptions, project examples, and more into a list for you to review. Feel confident you're finding the top provider for your business.

UpCity offers objective, independent research and verified user reviews. We earn compensation from some providers who sign up for sponsored profiles. Learn more about our trusted providers.

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26 Provider(s)Last Updated: October 28, 2025
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Enlighten

Baltimore, MD, US See Location
Enlighten IT Consulting, An Alion Company, delivers mission-critical IT services to the DoD and the intelligence community.
Services Offered
Cybersecurity
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Full Circle Solutions, Inc. is a Department of Information Technology Consulting and Technical Services Plus (CATS+) Master Contractor. We are certified to provide Informational Technology (IT) services
Services Offered
Cybersecurity
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Helping small to mid-sized businesses utilize the latest advancements in technology to become more efficient and profitable.
Services Offered
Cybersecurity
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KSG’s approach to cybersecurity is intrinsically tied to risk management. Through the lens of risk we evaluate your existing tools and technology, processes and policies. Our certified and experienced consultants who have expertise in each of the areas below will provide you with advice, guidance and educate you on the industry best practices and national standards.
Services Offered
Cybersecurity
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Maddrix

Baltimore, MD, US See Location
Maddrix is a technology and professional services company that helps our customers protect their national security, trade secrets, and mission critical data.
Services Offered
Cybersecurity
2022 Study: 50% of SMBs Have a Cybersecurity Plan in Place | UpCity

This UpCity study presents insight from 600 U.S. small business owners and IT experts on their latest cybersecurity practices, data breach prevention, and disaster recovery measures in 2022.

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ReliaSource

Baltimore, MD, US See Location
ReliaSource is committed to maintaining the highest level of integrity and providing the finest service available in a dynamic Information Technology industry.
Services Offered
Cybersecurity
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SSI provides professional IT services. Our mission is to be project-focused and committed to providing world-class services that ensure customer satisfaction.
Services Offered
Cybersecurity
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Serigor Inc.

Baltimore, MD, US See Location
Our Managed Security Services can help you manage cyber risks with a range of customized, integrated security services that deliver 24×7, business focused security for your critical systems and data.
Services Offered
Managed Service ProvidersCybersecurity
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Skyline Technology Solutions is a full-service IT integrator and enterprise solutions provider for State and Local Government, Transportation, and Education markets.
Services Offered
Managed Service ProvidersCybersecurity
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SteelToad provides exceptional CMMI Training and CMMI Appraisals for forward-thinking businesses. Lock it down.
Services Offered
Cybersecurity
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At the Cyan Group we know the internal security of your network is only one piece of the cyber security puzzle. We focus outside of your network to identify information and security flaws from the point of view of an attacker, and work with you to fix them.
Services Offered
Cybersecurity
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Showing 11 of 26 Providers