Find reliable cybersecurity services in Washington DC to enhance your online security. DesignRush connects you with agencies that have a proven track record with brands like Abbvie and Paytm. With over 100,000 client-agency matches made each month and 40,000+ vetted agencies, you can trust our platform to help you make the right choice. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio.

Best Washington DC Cybersecurity Firm Rankings

13 Companies - Rankings updated: June 30, 2026

DesignRush assesses agencies using expertise standards and verified client experiences to help you make better decisions. Certain agencies have paid placements.

United States × Washington DC × Washington DC ×
  • 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.  [... see all OSIbeyond reviews ]

    Top Services:

    • Cybersecurity
    • IT Services
    • Managed Services
    Location
    Washington DC, Washington DC
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
  • World Famous IT Services for Businesses

    World Famous IT Services for Businesses

    Accenture is a renowned worldwide IT services company that excels in digital, cloud, and security solutions. With an extensive range of expertise across over 40 industries, we provide a comprehensive suite of services including Strategy and Consulting, Outsourcing, Interactive, Technology, IoT, and  [... see all Accenture reviews ]

    Top Services:

    • Cybersecurity
    • IT Services
    • Software Development
    Location
    Washington DC, Washington DC
    Number of Employees
    1000 & Up
    Portfolios Count
    4 Projects Listed
  • 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  [... see all Orases reviews ]

    Top Services:

    • Cybersecurity
    • Software Development
    • AI Development
    Location
    Washington DC, Washington DC
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Portfolios Count
    3 Projects Listed
  • Virtru equips you to protect your data anywhere and everywhere it's shared.

    Virtru equips you to protect your data anywhere and everywhere it's shared.

    Data must be respected. That's why the Virtru platform gives people and organizations the freedom to securely share sensitive data without compromising privacy, ownership, or HIPAA. Enjoy the power of secure data sharing with Virtru.  [... view Virtru profile ]

    Top Services:

    • Cybersecurity
    • HIPAA Compliance
    Location
    Washington DC, Washington DC
    Number of Employees
    100 - 249
  • 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  [... view NSOCIT profile ]

    Top Services:

    • Cybersecurity
    Location
    Washington DC, Washington DC
    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  [... view GRS Technology Solutions profile ]

    Top Services:

    • Cybersecurity
    • IT Services
    Location
    Washington DC, Washington DC
    Number of Employees
    Under 49
  • 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  [... view Deloitte profile ]

    Top Services:

    • Cybersecurity
    • IT Services
    • AI Development
    Location
    Washington DC, Washington DC
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
  • 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.  [... view Integris profile ]

    Top Services:

    • Cybersecurity
    • IT Services
    • Managed Services
    Location
    Washington DC, Washington DC
    Number of Employees
    250 - 499
    Average Hourly Rate
    $175/hr
    Minimal Budget
    $1,000 - $10,000
  • When you succeed, we succeed!

    When you succeed, we succeed!

    IT Advisors Online (ITAdOn) is a growing team of technology experts who are passionate about helping companies like yours boost their effectiveness. Join ITAdOn today and grow your business. When you succeed, we succeed!  [... view ITAdOn IT Solutions profile ]

    Top Services:

    • Cybersecurity
    • Managed Services
    • Cloud Consulting
    Location
    Washington DC, Washington DC
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • You Outsource, We Manage & Deliver

    You Outsource, We Manage & Deliver

    Your trusted IT training and IT partner for 19 years, BetterWorld Technology gives you a competitive advantage in the ever-evolving digital world.Dedicated to your long-term success, our cloud solutions, managed services, SaaS, cybersecurity and virtual CIO are customized to meet your needs.  [... view BetterWorld Technology profile ]

    Top Services:

    • Cybersecurity
    • IT Services
    • Software Development
    Location
    Washington DC, Washington DC
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
  • Building A Better Working World

    Building A Better Working World

    EY offers Accounting, Business Consulting, and IT Services with a mission to build a better working world. It provides insights and quality services that instill trust in global capital markets and economies. EY focuses on developing exceptional leaders who deliver on their commitments to all stakeholders  [... view EY profile ]

    Top Services:

    • Cybersecurity
    • IT Services
    • AI Development
    Location
    Washington DC, Washington DC
    Number of Employees
    1000 & Up
  • Streamline Your Cyber Defenses.

    Streamline Your Cyber Defenses.

    First Strike empowers businesses with automated breach and attack simulations, enhancing cybersecurity resilience. With seamless integration and comprehensive threat coverage, the agency offers a cost-effective solution to stay ahead of evolving cyber threats. First Strike's expert team makes cybersecurity  [... view First Strike profile ]

    Top Services:

    • Cybersecurity
    Location
    Washington DC, Washington DC
    Number of Employees
    Under 49
  • Strategic Intelligence for Unprecedented Risks

    Strategic Intelligence for Unprecedented Risks

    A trusted advisor specializing in cybersecurity governance, corporate counterintelligence, and business risk wargaming. The agency empowers organizations to navigate escalating global risks with real-time intelligence and transformational strategies.  [... view BLACKOPS Partners profile ]

    Top Services:

    • Cybersecurity
    Location
    Washington DC, Washington DC
    Number of Employees
    100 - 249
    Minimal Budget
    $50,000 & Up

About The Author and Expert Reviewer

Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.

Former Development Director

Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.