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Top Cybersecurity Companies

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Cybersecurity Providers
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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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1,025 Provider(s)Last Updated: April 28, 2025
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BullsEye Telecom

Southfield, MI, US
Services
Cybersecurity
Business Summary:
BullsEye is an award-winning, single source, communications and cloud technology provider serving thousands of businesses ranging from one location companies to multi-location enterprises.
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Services
Cybersecurity
Business Summary:
Technology Source for CEOs, CIOs and IT Managers for 200 providers of Cloud Based Infrastructure, IT Services, Connectivity, Cyber Security, Software Applications & Development, Phone Systems, Mobility, Business Optimization and Digital Marketing. Cov...
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Business Management Systems

New Palestine, IN, US
Services
Cybersecurity
Business Summary:
Nearly every day companies lose revenue due to security threats and breaches of "secure" information. BMS can assist your company with Anti-virus and Spam Filter solutions tailored to your needs.
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Services
Cybersecurity
Business Summary:
We create custom applications for businesses to meet their business needs. All our projects are created from scratch to meet the needs of our clients. We offer .NET application development for desktop applications and web applications.
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Services
Cybersecurity
Business Summary:
The C.D.’s IT Consulting, Inc. team is composed of friendly, highly skilled individuals who have expertise in a wide array of technology disciplines.
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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C3 Technology Advisors

Byron Center, MI, US
Services
Cybersecurity
Business Summary:
We provide ROI-driven enterprise IT solutions in areas such as WAN, SD WAN, UCaaS, cybersecurity, IaaS and more within a white glove experience.
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CB Universal, LLC

Dublin, CA, US
Services
Cybersecurity
Business Summary:
Our flexible services will adapt to your specific needs and provide a fully customized experience. CB Universal can offer unique services for all size organizations.
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CIU Networks

Los Alamitos, CA, US
Services
Cybersecurity
Business Summary:
CIU Networks is a leading IT firm with standards of exceptional quality and customer service.
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CIWRX

Omaha, NE, US
Services
Cybersecurity
Business Summary:
CIWRX implements practical Artificial Intelligence (AI) solutions using structured and unstructured data. We transform data into actionable information. In addition, our credentialed Cybersecurity practice provides skilled and experienced Engineers who provide services and training to government and industry.
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CORAcsi

Windsor, ON, CA
Services
Cybersecurity
Business Summary:
CORAcsi (CORA Cyber Security Inc.) provides cyber security that secures and protects your data. CORA (context ordered replacement algorithm) is a step beyond encryption that empowers unbreakable data security and cloud security.
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CREO Inc.

Durham, NC, US
Services
Managed Service ProvidersCybersecurity
Business Summary:
CREO provides management consulting services to companies in life sciences, healthcare, and technology services.
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CSEA

Baltimore, MD, US
Services
Cybersecurity
Business Summary:
We provide premium cyber security solutions. Your assets are vital. We help you safeguard them.
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CT Cubed Inc

Henderson, NV, US
Services
Cybersecurity
Business Summary:
CT Cubed Inc. is a cybersecurity services and consulting company that provides industry leading tactics, training and technology solutions.
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Services
Cybersecurity
Business Summary:
CTI Protection & Investigation Services, Inc. is a multifaceted company founded and run by accomplished investigative and management professionals with roots from within the Federal law enforcement, intelligence, counterintelligence, military, and public safety fields. We have decades of discrete and successful service delivery to high net worth individuals, corporations and organizations
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CTN Solutions, Inc

Blue Bell, PA, US
Services
Cybersecurity
Business Summary:
CTN is a managed IT service provider serving the greater Philadelphia PA area. Our outsourced IT services are as affordable as hiring a single in-house technician, except you get an entire IT department of certified technicians that manage your IT.
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CUSTOS IQ

Sewickley, PA, US
Services
Cybersecurity
Business Summary:
Cyber Security Solutions provider, offering Penetration Testing, Compliance Assessment, Mitigation, and Cyber Breach Monitoring services. CUSTOS IQ is your partner in Guarding Technology.
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CV NETWORKS

Richmond, VA, US
Services
Cybersecurity
Business Summary:
Information technology and services. Providing managed services and technical support to businesses in the central Virginia area.
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CYBIR

Philadelphia, PA, US
Services
Cybersecurity
Business Summary:
CYBIR is the fusion of proactive Cyber Security solutions and reactive Incident Response expertise.
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Cadresoft

Altamonte Springs, FL, US
Services
Cybersecurity
Business Summary:
For the past 20 years, CadreSoft has been designing and developing software solutions for public safety, private security, neighborhood associations and healthcare security.
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Services
Commercial SecurityCybersecurity
Business Summary:
San Diego security systems and solutions serving Torrey Pines and Carlsbad, call (800) 286-2555. California Commercial Security specializes in business security solutions.
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Cameron Park Computer Services

Cameron Park, CA, US
Services
Cybersecurity
Business Summary:
We make network systems work for you. For network support, Cloud solutions, we are your outsourced solution provider. We've been doing this since 1992.
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Capital Bandwidth

Rocklin, CA, US
Services
Cybersecurity
Business Summary:
We help you get the best INTERNET, TELECOMMUNICATIONS, and MANAGED SERVICES for your business at the lowest negotiated price.
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Capsicum Group

Philadelphia, PA, US
Services
Cybersecurity
Business Summary:
The biggest threats to sensitive information come from a variety of sources including company insiders, misconfigurations, missing security updates, malware, and software programming errors. With years of experience mitigating such threats, our team knows how deeply a company suffers when an intruder exploits their network’s vulnerabilities.
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Capstone Corporation

Virginia Beach, VA, US
Services
Cybersecurity
Business Summary:
We support our customers’ in their mission to proactively protect and defend the network from cyber-attacks. Capstone provides information assurance, application and network security, including Risk Management Framework (RMF) services that enable continued secure operation of mission essential IT capabilities.
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Castlegarde Inc

Tampa, FL, US
Services
Cybersecurity
Business Summary:
CastleGarde provides services to meet your Information Security, Cybersecurity, and Regulatory requirements.
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Censys

Ann Arbor, MI, US
Services
Cybersecurity
Business Summary:
See Your Entire Attack Surface in Real-Time. Get a current view of all of your organization's assets so you can proactively prevent targeted attacks and investigate suspicious activity.
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CentraComm

Findlay, OH, US
Services
Cybersecurity
Business Summary:
A solutions based IT company focusing on managing and securing high performance networks. Because we work with industry leaders, we are able to help businesses of all sizes to develop a strategy that bets fits their need for network infrastructure
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Centric Technologies, LLC

Lexington, NC, US
Services
Cybersecurity
Business Summary:
CYBERSECURITY. CLOUD. SUPPORT. WE HELP YOU SUCCEED BY SIMPLY LISTENING. We believe no company is the same as another and we honestly don't know how to best support you unless we LISTEN to YOU.
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Cequence Security, Inc

Sunnyvale, CA, US
Services
Cybersecurity
Business Summary:
Identify and track your entire API attack surface; detect sophisticated attacks and defend your business from fraud and data loss.
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Cerdant

Dublin, OH, US
Services
Managed Service ProvidersIT ServicesCybersecurity
Business Summary:
At Cerdant, we offer network security solutions that are easy and affordable. We provide best-in-class cyber-crime-fighting tools and network monitoring solutions so that you don’t need dedicated staff to do it. Whether you have a network of 10 users or 10,000 users, Cerdant’s managed security solutions ease the burden of managing it on your own.
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