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Top Cybersecurity Companies

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Looking for the best cybersecurity company in the United States? 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.

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1,043 Provider(s)Last Updated: November 1, 2025
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Jadin Tech

Anchorage, AK, US See Location
Jadin Tech delivers enterprise value at a competitive cost through an asset-light business model and cutting-edge expertise supporting organizations’ success in critical areas such as Cybersecurity, Supply Chain Risk Management, Infrastructure and Logistics, Maritime Solutions, Construction, Munitions, Security Assistance, and Aviation Services.
Services Offered
Cybersecurity
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JibChain, Inc.

West Newbury, MA, US See Location
JibChain provides third party risk management and comprehensive chain of custody of an organization's supply chain.
Services Offered
Cybersecurity
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In our increasingly digital world, safety has taken on new dimensions. As employees work from home and businesses embark on digital transformations, the threat of cyberattacks continues to grow. The cost of cybercrime is expected to reach $10.5 trillion by 2025 and continue to grow exponentially.
Services Offered
Cybersecurity
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Empowering Businesses & Lifestyles through Technology.
Services Offered
Cybersecurity
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Jsi Datacom

Greensboro, NC, US See Location
IT Services & Computer Repair>> Tech Support. Networking. Servers. Backup Services. Cybersecurity. Cloud Integration. VOIP Phone Service. Office 365.
Services Offered
Managed Service ProvidersCybersecurity
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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Jupiter is the global leader in climate analytics for resilience & risk management. Learn about our best-in-science solutions.
Services Offered
Cybersecurity
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Kaizen IT Group

Overland Park, KS, US See Location
Kaizen IT Group provides IT and Audio Visual solutions and consulting to select medical practices and professional services organizations in the Kansas City area & beyond.
Services Offered
Managed Service ProvidersCybersecurity
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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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We are an Information Technology based company in San Antonio, Texas. We specialize in computer systems management and networking solutions.
Services Offered
Cybersecurity
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Keane Technologies is focused on serving the IT needs of clients in a variety of Highly regulated industries including, but not limited to: Healthcare, Finance, Non-Profit Organizations and Education.
Services Offered
Cybersecurity
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Key Cyber Solutions is based out of Richmond, Virginia. We are a HubZone certified IT consulting firm that specializes in  agile software development services, program management and infrastructure services, cyber security and cloud and managed services.
Services Offered
CybersecurityCloud Consulting
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The latest in data security is only as current as the latest malicious attack. KirkpatrickPrice lives on the cutting edge of information technology and regulatory compliance to keep your company ahead of trends, ahead of criminals, ahead of the game.
Services Offered
Cybersecurity
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Kivu Consulting

San Francisco, CA, US See Location
Combining technical and legal expertise to deliver investigative, discovery and forensic solutions worldwide.
Services Offered
CybersecurityForensic Accounting
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Knight Systems

Las Vegas, NV, US See Location
For over 20 years, Knight Systems has provided their clients full-service Network and IT Solutions for our clients in Las Vegas and nationwide.
Services Offered
Cybersecurity
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Knights of Bytes is a locally owned computer support company in Omaha, Nebraska. We provide reliable, competent, responsive computer support to businesses in the Omaha and Lincoln metro areas. I
Services Offered
Managed Service ProvidersCybersecurity
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KnockTurn Labs

Pleasant Hill, MO, US See Location
We are a Kansas City based provider of business telecom, phone, tech support, cyber security, and cloud solutions. Local phone and tech support!
Services Offered
Cybersecurity
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I fell in love with technology when I got my first Nintendo. From that first experience, I started taking things apart to learn how they worked and sometimes failed to put them back together. I’ve come a long way since those formative experiences – to this day I look for ways to improve what I work on.
Services Offered
Cybersecurity
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Kyyba Inc

Farmington Hills, MI, US See Location
Kyyba offers IT, Engineering, Technology, Training, Customized Project Solutions and Business Consulting Services (www.kyyba.com). Kyyba staffing solutions (staffing.kyyba.com) provides excellent service in helping to match customers and candidates to ...
Services Offered
Cybersecurity
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L3 Networks

Cypress, CA, US See Location
L3 Networks is a managed information technology (IT) services provider based in Cypress, California. They offer cybersecurity, network operations, cloud, systems, user, and device management, as well as professional technology consulting services for businesses across various industries, such as manufacturing, entertainment, finance, healthcare and more.
Services Offered
Managed Service ProvidersCybersecurity
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LMQ TECHNOLOGY

Philadelphia, PA, US See Location
LMQ Technology was formed with one goal in mind; to develop and deliver innovative and diverse IT solutions and security services designed to enhance, optimize, and protect your business.
Services Offered
Cybersecurity
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Helping integrate cloud and on site services to work best for your company. 16 years of excellence in service and support.
Services Offered
Cybersecurity
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We pride ourselves on providing software development that is high quality and meets the verification standards set forth by the OWASP ASVS Project (Application Security Verification Standard). We follow a secure software development lifecycle, ensuring that proper authentication methods, adequate encryption, and security features are built into your software from day one. This prevents costly downtime and makes your application much more difficult to hack, reducing your risk, costs
Services Offered
Cybersecurity
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Lantego

Georgetown, TX, US See Location
Effective information security requires not only a mature operational process in-house but timely expert application of known processes from experienced professionals when needed. Lantego provides decades of experience and industry-leading methods to set your organization on the right path to appropriately managing your information security risks. Certification Training
Services Offered
Cybersecurity
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Business security is our primary focus. We have the tools and experience to keep you safe from the constant threats of the Dark Web.
Services Offered
Cybersecurity
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Layer 3 Communications provides industry leading solutions for the world's most demanding information technology needs.
Services Offered
Managed Service ProvidersCybersecurity
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Layer Ti

Augusta, GA, US See Location
Leverage your tech with a comprehensive cyber security, data backup, and managed IT solution, right here in Augusta.
Services Offered
Cybersecurity
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Layton Flower Technologies specializes in Outsourced IT Services, providing Data Backup and In-house IT Support in Council Bluffs, IA, and Omaha, Bellevue, Papillion, La Vista, Chalco, NE.
Services Offered
Managed Service ProvidersCybersecurity
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LeaderQuest

Jacksonville, FL, US See Location
LeaderQuest is an IT school with a strong focus on cyber security training and IT certification. Work with our amazing IT career center to find and qualify for in-demand IT jobs across the nation!
Services Offered
Cybersecurity
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LeonardMcDowell’s unique cyber security solutions illuminate threats based on the real time correlation of network traffic analysis and threat detection.
Services Offered
Cybersecurity
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Providing Information Technology and Cybersecurity Services
Services Offered
Cybersecurity
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