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Top Cybersecurity Companies in Washington, DC

We've found the best
Cybersecurity Providers
 for you.

 Cybersecurity providers have a 5.0 avg. rating from 20 verified buyers (like you!)
Looking for the best cybersecurity company in Washington? 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

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Small Businesses: 1–250 employees
Medium Businesses: 251–999 employees
Enterprise Businesses: 1000+ employees
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Up to $2,500
Up to $5,000
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Up to $500, monthly
Up to $5,000, monthly
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8 Provider(s)Last Updated: December 21, 2024
UpCity Silver Sponsor

OSIbeyond

Rockville, MD, US
5.0 | 14 reviews
OSI always responsive, professional and helpful to my requests for help and I like the online scheduling tool so that I can pick a follow-up time that is convenient for me.
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Most Reviewed
IT Managed ServicesData BackupsData MigrationView all
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Business Summary:
World-class Managed IT & Cyber Security Services
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Industry(s):
Business Services
Business Details
Small, Medium, Enterprise
$5,000 or more
$2,000 or more, monthly
UpCity Silver Sponsor

R3, LLC

Gaithersburg, MD, US
5.0 | 1 review
I love working with R3. They are very responsive with our requests and have a great knowledge base to resolve issues and come up with creative solutions when needed.
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InfrastructureData BackupsAttack SimulationsView all
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Business Summary:
R3-IT is your trusted partner in providing comprehensive IT solutions as a full-service Managed Service Provider (MSP) and Managed Security Service Provider (MSSP).
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Industry(s):
Government | Healthcare | Industrial | Non-Profit | Politics | Finance
Business Details
Small, Medium, Enterprise
The whole team at Proton Solutions is very responsive and always answers our calls. We were used to having to leave a message and wait for a call back so this is a refreshing change for us. They also helped us with our cyber security needs so that we were able to get our cyber insurance.
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Most Reviewed
IT Managed ServicesCybersecurityIT Services
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Business Summary:
Proton Solutions is a web, managed IT, and cybersecurity company serving the nation's capital and surrounding areas, including Maryland and Virginia, with over a decade of service. Founded on the ideals that the client is always right, customer service is our way of life and why we maintain an unwav
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Industry(s):
Business Services
Business Details
Small, Medium, Enterprise
$2,500 or more
Working with Mr Eshak has been informative and eye opening. Within a few weeks his professional, personalized and costs sensitive approach to our cyber security program and policies have resulted in a much-improved overall network security environment.
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IT ServicesCloud ComputingIT Managed ServicesView all
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Business Summary:
From the start, Critical IT Solutions, was founded to help small and mid-size companies to tackle the of information technology challenges they face. We have the knowledge and expertise to bring a wide range of skills to support any business with their IT needs.
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Industry(s):
Startups | Non-Profit | Healthcare | Construction
Business Details
Small
$1,000 or more

LetsNod

Washington, DC, US
5.0 | 1 review
This company is a dream to work with. They gave my team and I expert advice and filled some blanks that we did not even know existed. They have since become a one-stop shop for my company covering our IT, Web and secure all our infrastructure. Their team is ultra responsive and very flexible. I would definitely recommend LetsNod (and I have) to anyone looking for services they offer.
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Most Reviewed
Breach DetectionIT Managed ServicesWeb DevelopmentView all
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Business Summary:
LetsNod is a web, IT, and cybersecurity company that has been serving the nation's capital and surrounding areas for over a decade.
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Industry(s):
Restaurant | Industrial | Healthcare | Food/Beverage | Finance | Energy
Business Details
Small
$2,500 or more
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.

Read Article
How to Hire a Cybersecurity Company | UpCityRead Article
9 Cybersecurity Risk Management Tips for SMBs | UpCityRead Article
What to include in your small business cybersecurity checklist | UpCityRead Article

Middleground Technologies

Westchester, IL, US
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Business Summary:
Middleground is a technology consulting and services company dedicated to helping businesses get rid of technology frustrations. Our superior customer service, unmatched attention to detail, and technical consulting skills are the driver for business growth.
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Industry(s):
Non-Profit | Healthcare | Finance | Construction | Attorneys | Business Services
Business Details
Small, Medium, Enterprise
$5,000 or more
$2,000 or more, monthly

Stealth - ISS Group Inc.

Arlington, VA, US
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Business Summary:
Stealth – ISS Group® Inc. acts as your extended IT, cybersecurity, risk and compliance team and provides strategic guidance, engineering and audit services, along with technical remediation and security operations.
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Industry(s):
Business Services
Business Details
Small, Medium, Enterprise
$2,500 or more
Less than $500, monthly

Iron Range Cyber

Washington, DC, US
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Business Summary:
Cybersecurity today is overpriced, overcomplicated, and opaque. At Iron Range Cyber we bring simplicity, clarity, and transparency to building cost-effective cybersecurity programs for small to mid-sized businesses.
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