Here are the top cybersecurity companies in Maryland ranked based on reviews, rates, expertise, team performance, etc. If you need expert guidance in your search for the best business partner, tell us about your project and receive qualified proposals for free.

Best Maryland Cybersecurity Firm Rankings

29 Companies - Rankings updated: August 09, 2026

Every agency on DesignRush meets evaluation criteria around expertise and client feedback to empower informed choices. Some listings include paid partnerships.

United States × Maryland ×
  • Securing Your Data and Business.

    Securing Your Data and Business.

    OSIbeyond has provided managed cybersecurity to nonprofits, associations, and SMBs since 2004. Its services span SIEM monitoring, dark web scanning, endpoint protection, vulnerability assessments, MFA, and CMMC Level 2 compliance...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    Location
    Baltimore, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
  • Custom Software to Reach Your Vision

    Custom Software to Reach Your Vision

    We create custom software solutions that transform your process, empower your people, and help you reach your vision. Our team of experts partner with you in a radically transparent process to understand your unique needs, then build a powerful software solution that is scalable, efficient, and cost...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • IT Services
    • Cybersecurity
    • Show more
    Location
    Frederick, Maryland
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Portfolios Count
    3 Projects Listed
  • Software Development Company In Maryland

    Software Development Company In Maryland

    PoloSoft Technologies is an innovative service provider for enterprise software, CRM, ERP, mobile applications, IoT, Digital Transformation, Cloud technologies, Web Services, e-Commerce, GIS, LiDAR & CAD. Our IT solutions make some glorious promises to our clients that give business empowerment, greater...

    Top Services:

    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Essex, Maryland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • We Shape the Future of Cyberspace

    We Shape the Future of Cyberspace

    Our roots trace directly to cyber and information security and our well documented contributions are proof. Since 2001, we have been working closely with government agencies, academic and business partners to research, develop and deploy cutting-edge security offerings, while also working to influence future...

    Top Services:

    • Cybersecurity
    Location
    Baltimore, Maryland
    Number of Employees
    250 - 499
  • Since 2001, RedZone Technologies has been a leading IT Service Provider with a focus on security, solving the key question keeping CIOs and business IT Security Leaders up at night 𝗜 𝗱𝗼𝗻'𝘁 𝗸𝗻𝗼𝘄 𝘄𝗵𝗮𝘁 𝗜 𝗱𝗼𝗻'𝘁 𝗸𝗻𝗼𝘄...

    Top Services:

    • Cybersecurity
    Location
    Annapolis, Maryland
    Number of Employees
    Under 49
  • Tech That Works for You!

    Tech That Works for You!

    NSOCIT is a Maryland-based managed IT services provider specializing in delivering secure, scalable, and reliable technology solutions for businesses across the DC, Maryland, and Virginia regions. The company offers a comprehensive suite of services, including IT help desk support, network operations center...

    Top Services:

    • Cybersecurity
    Location
    Baltimore, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
  • Secure. Scalable. Agile.

    Secure. Scalable. Agile.

    We help small and medium-sized businesses thrive with personalized cybersecurity and cloud computing consulting and managed services...

    Top Services:

    • Cybersecurity
    • Cloud Consulting
    • IT Services
    • Managed Services
    • IT Compliance Solution
    • Show more
    Location
    Odenton, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
  • Technology Empowered, Your Way.

    Technology Empowered, Your Way.

    GRS Technology Solutions empowers businesses to leverage technology effectively, just like larger enterprises. By optimizing your technology investments and leveraging IT automation, we help you reduce risk, improve efficiencies and drive cost savings. With a focus on data protection, compliance and a...

    Top Services:

    • Cybersecurity
    • IT Services
    Location
    Chevy Chase, Maryland
    Number of Employees
    Under 49
  • Scalable, Secure, and Strategic IT Solutions

    Scalable, Secure, and Strategic IT Solutions

    Dataprise is a leading managed services provider that helps businesses optimize their IT operations through fully managed IT, cybersecurity, cloud, and strategic IT consulting services...

    Top Services:

    • Managed Services
    • IT Services
    • Cybersecurity
    • Cloud Consulting
    • IT Compliance Solution
    • Show more
    Location
    Rockville, Maryland
    Number of Employees
    500 - 999
    Portfolios Count
    6 Projects Listed
  • Elevate Performance

    Elevate Performance

    At PowerTrain, we highly value our client relationships and make sure this translates into dynamic, expertly produced products and services. We stop at nothing to ensure complete client satisfaction, as evidenced by the number of return clients we have. Many of our clients have worked with us for over 20...

    Top Services:

    • Cybersecurity
    • Managed Services
    • IT Services
    Location
    Hyattsville, Maryland
    Number of Employees
    50 - 99
    Average Hourly Rate
    $86/hr
    Minimal Budget
    $25,000 - $50,000
  • Collaborating for Lasting Impact in Business Consulting

    Collaborating for Lasting Impact in Business Consulting

    Join us at Deloitte, where we believe that our collective influence is the cornerstone of our value. With a rich legacy spanning over 175 years and a global network encompassing 150 countries, we empower remarkable achievements, solve complex problems, and drive meaningful progress for clients, professionals...

    Top Services:

    • Business Consulting
    • Accounting
    • HR Outsourcing
    • Big Data Analytics
    • CRM Consulting
    • Show more
    Location
    Baltimore, Maryland
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
  • Leading Secure And Scalable IT Solutions

    Leading Secure And Scalable IT Solutions

    Computer Services Unlimited (CSU) delivers fast, reliable IT solutions for small to mid-sized businesses across Maryland and Florida. From Managed IT services and cybersecurity to cloud support and network design, we keep your systems secure and running smoothly. Backed by decades of experience and a...

    Top Services:

    • Cybersecurity
    • IT Services
    • Managed Services
    • Cloud Consulting
    • Show more
    Location
    Owings Mills, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
  • Global Business Consulting Excellence

    Global Business Consulting Excellence

    Protiviti is a global consulting firm that offers deep expertise, objective insights, and tailored solutions to empower leaders in tackling future challenges. With a comprehensive range of services spanning finance, technology, operations, data, analytics, governance, risk, and internal audit, we serve...

    Top Services:

    • Business Consulting
    • IT Compliance Solution
    • Big Data Analytics
    • IT Services
    • Cybersecurity
    • Show more
    Location
    Baltimore, Maryland
    Number of Employees
    1000 & Up
    Portfolios Count
    5 Projects Listed
  • Transforming Technology, Empowering Business.

    Transforming Technology, Empowering Business.

    We know how to simplify your IT and create scalable solutions that bring results. Our expert service teams have deep roots in diverse industries, providing us with the insights needed to understand your technical environment and unique challenges...

    Top Services:

    • Cybersecurity
    • IT Services
    • Software Development
    • AI Development
    • Managed Services
    • Show more
    Location
    Baltimore, Maryland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $175/hr
    Minimal Budget
    $25,000 - $50,000
  • We Help Protect our Customer's Data, So They Can Focus on What They Do Best

    We Help Protect our Customer's Data, So They Can Focus on What They Do Best

    AG Grace is dedicated to developing our nation’s future by protecting our critical resources and infrastructure offering a full range of services that improve our client’s ability to provide security, management, and assurance. We provide efficient cost-effective services and solutions to our customers...

    Top Services:

    • Cybersecurity
    • Cloud Consulting
    • Staff Augmentation
    • IT Services
    • Managed Services
    • Show more
    Location
    Frederick, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $1,000 - $10,000
  • Protecting Your People, Data, and Brand

    Protecting Your People, Data, and Brand

    Proofpoint provides leading cybersecurity solutions to protect your people, data, and brand from advanced threats and compliance risks...

    Top Services:

    • AI Development
    • Cybersecurity
    Location
    California, Maryland
    Number of Employees
    250 - 499
    Average Hourly Rate
    $1/hr
  • Empowering people through technology.

    Empowering people through technology.

    Integris is your technology partner: giving you peace of mind and the tools your business needs to thrive. We provide premium technology solutions for small-to-medium-sized businesses across the country. Get started with Integris today...

    Top Services:

    • Cloud Consulting
    • IT Services
    • Managed Services
    • Cybersecurity
    • Show more
    Location
    Baltimore, Maryland
    Number of Employees
    250 - 499
    Average Hourly Rate
    $175/hr
    Minimal Budget
    $1,000 - $10,000
  • Klik Solutions - Managed Security Service Provider

    Klik Solutions - Managed Security Service Provider

    At Klik Solutions, we are concerned about the success of your company. We begin by working closely with you from the very beginning to get an understanding of the obstacles and objectives you want to overcome. We contribute to the expansion and success of your company by using cutting-edge technology and an...

    Top Services:

    • Cloud Consulting
    • Cybersecurity
    • Managed Services
    Location
    Baltimore, Maryland
    Number of Employees
    50 - 99
    Minimal Budget
    $1,000 - $10,000
  • We boast our people!

    We boast our people!

    Advantage Technology offers comprehensive IT services, specializing in network cable solutions. With a rich history spanning 20 years, our company has been delivering reliable IT services and innovative solutions...

    Top Services:

    • IT Services
    • Software Development
    Location
    Frederick, Maryland
    Number of Employees
    100 - 249
    Portfolios Count
    3 Projects Listed
  • Smart Technology Solutions for Small Businesses

    Smart Technology Solutions for Small Businesses

    Bright ideas for small businesses. You need them, Fischer IT Solutions got them.Fischer IT Solutions helps small businesses make smarter choices about technology.Fischer IT Solutions provide enterprise quality solutions that maximize reliability and return on investment for the small business...

    Top Services:

    • IT Services
    • Managed Services
    • Cybersecurity
    Location
    Annapolis, Maryland
    Number of Employees
    Under 49
  • We love IT, and we are Great at IT

    We love IT, and we are Great at IT

    Critical IT Solutions is a managed service provider helping small to mid-size companies with their technology needs and challenges. We provide them we peace-of-mind in today's cyber world. We offer state of the art tools to keep them safe and growing...

    Top Services:

    • Managed Services
    • IT Services
    • Cybersecurity
    • IT Compliance Solution
    • DevOps Consulting
    • Show more
    Location
    Clarksburg, Maryland
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
  • Innovative Solutions.

    Innovative Solutions.

    ZDAAS specializes in offering Software Development, IT services, technology services, consulting services, and applications, and IT staffing augmentation. Incorporated in 2008, ZDAAS focuses on innovative and practical delivery of services to meet the critical IT missions of its clients...

    Top Services:

    • IT Services
    • Software Development
    • Cybersecurity
    • Mobile App Development
    • Business Consulting
    • Show more
    Location
    Glen Burnie, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
  • Advanced Cybersecurity solutions for businesses!

    Advanced Cybersecurity solutions for businesses!

    ARSIEM is a leading provider of advanced IT consulting solutions, catering to both private and government sectors. Our expertise lies in Enterprise and Cyber Security solutions, encompassing enterprise architecture, web and applications development, embedded software, and Cyber Security services...

    Top Services:

    • IT Services
    • Web Development
    • Mobile App Development
    • Software Development
    • Cybersecurity
    • Show more
    Location
    Baltimore, Maryland
    Number of Employees
    Under 49
  • Running is Everything.

    Running is Everything.

    Inacom is your IT Department, when you need one. With IT Services, cloud and on premise VoIP Telephone Systems, Copiers and Managed Print solutions, and Web Development, we're able to assist in all manner of your business technology needs. Consolidate vendors and save money with a trusted partner...

    Top Services:

    • IT Services
    • Managed Services
    • Staff Augmentation
    • Cybersecurity
    • Cloud Consulting
    • Show more
    Location
    Salisbury, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $195/hr
    Minimal Budget
    $1,000 - $10,000
  • Now, for tomorrow.

    Now, for tomorrow.

    Offering AgTech, Business, and IT Services. Baker Tilly Canada Cooperative is a member of the global network of Baker Tilly International Limited, the members of which are separate and independent legal entities. Baker Tilly Canada refers to the association of member firms of Baker Tilly Canada Cooperative...

    Top Services:

    • HR Outsourcing
    • Accounting
    • Business Consulting
    • Market Research
    • Cybersecurity
    • Show more
    Location
    Baltimore, Maryland
    Number of Employees
    1000 & Up
  • Driving Digital Engagement

    Driving Digital Engagement

    Infojini's innovative managed services include consulting, software development, staffing, application support & maintenance, cloud-based computing, cybersecurity, website and moble app design, and other critical services. Both public enterprises and private firms trust Infojini for manged IT...

    Top Services:

    • UI/UX Design
    • WordPress Website Design
    • eCommerce Development
    • Web Design
    • IT Services
    • Show more
    Location
    Columbia, Maryland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
  • IDEAS | PEOPLE | TRUST

    IDEAS | PEOPLE | TRUST

    BDO is a trusted adviser to clients seeking project management, audit, tax, and business consulting services. As one of the worlds leading audit and accounting organisations, we have clients of all types and sizes from large corporate organisations to private businesses, entrepreneurs and individuals across...

    Top Services:

    • Business Consulting
    • Accounting
    • BPO
    • HR Outsourcing
    • Market Research
    • Show more
    Location
    Baltimore, Maryland
    Number of Employees
    Under 49
  • Transform. Clarity

    Transform. Clarity

    Tarika Group offers comprehensive Managed IT and digital solutions for SMBs, startups, and enterprises, ensuring secure, scalable, and cost-effective business growth...

    Top Services:

    • SEO
    • Digital Marketing
    • Social Media Marketing
    • Software Development
    • IT Services
    • Show more
    Location
    Marriottsville, Maryland
    Number of Employees
    50 - 99
    Average Hourly Rate
    $70/hr
  • AI-Driven Software Innovation & Digital Transformation

    AI-Driven Software Innovation & Digital Transformation

    Empower your business with Al-driven software solutions and cutting-edge digital transformation strategies...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • Blockchain
    • Software Testing
    • Show more
    Location
    North Bethesda, Maryland
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr

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