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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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1,025 Provider(s)Last Updated: April 28, 2025
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Services
Cybersecurity
Business Summary:
Since 1989. We help businesses connect, secure, and communicate.
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Services
Managed Service ProvidersCybersecurity
Business Summary:
CIS delivers Competence, Innovation, and Strategy to help you grow your business. We'd love to chat with you about what you do and how CIS can help your business grow.
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Computer Networks

Virginia Beach, VA, US
Services
Managed Service ProvidersCybersecurity
Business Summary:
Medical Practice IT Experts, HIPAA compliance, IT Techs, IT provider, services, solutions, HIPAA Risk Analysis, IT HIPAA, Network Administration, Managed Services, IT services, data backup, disaster recovery, remote IT, medical practice, Medical IT Exp...
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Concensus Technologies

Cranberry Township, PA, US
Services
Cybersecurity
Business Summary:
With two decades of experience, we are your one-stop-shop for business, security, and IT solutions. Learn more about what makes us different.
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Confluera Inc.

Palo Alto, CA, US
Services
Cybersecurity
Business Summary:
Confluera is the leading provider of cloud cybersecurity detection and response, offering real-time sequencing of various attack steps found in modern cyberattacks.
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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Confluxsys

Folsom, CA, US
Services
Cybersecurity
Business Summary:
Confluxsys is an Information Security Management product and consulting services company, with extensive domain experience in Identity & Access Management (IAM), Identity Federation, Web Services Security, Security Information Management (SIM) and Compliance.
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ConneXion-IT

Akron, OH, US
Services
Managed Service ProvidersCybersecurity
Business Summary:
With nearly 30 years in the IT consulting and staffing business focused on Microsoft technologies, our experience that has been brought to ConneXion-IT enables us to build a significant database of Microsoft technologists, project managers and analysts
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ConnectingBlox

Troy, MI, US
Services
Managed Service ProvidersIT ServicesCybersecurity
Business Summary:
With us as your Managed Services Provider, you have an entire team of IT specialists ready to guide your business into the future as your Virtual CTO. We see your company as our own and take pride in providing Low Rate costs to keep your company focused on growth and business development while we handle and manage all company IT needs.
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Connectivity Systems

Tucson, AZ, US
Services
Managed Service ProvidersCybersecurity
Business Summary:
In today's environment we are faced with more threats to our networks and more business pressure than ever before. Today, we are all responsible for not just managing the network, but also reining in inefficiencies, preventing data breaches and more widespread infrastructure threats, conducting regular compliance audits and answering to line-of-business demands.
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Conquest Cyber

Nashville, TN, US
Services
Cybersecurity
Business Summary:
Conquest was purpose built and demand driven to address critical gaps in our national approach to cyber defense.
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Convergint

Springdale, AR, US
Services
Cybersecurity
Business Summary:
With a culture of integrity, accountability & service, Convergint is committed to being our customers' best service provider. Design, Installation, Service
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Conzer Security Inc.

Carmel, IN, US
Services
Cybersecurity
Business Summary:
Carmel IN Security Camera Systems & CCTV Surveillance professional installation.
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Services
Cybersecurity
Business Summary:
Copper River IT delivers high performance technology solutions and services through cost effective platforms that help drive innovation and maximize ROI.
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Copper River Technologies

Anchorage, AK, US
Services
Cybersecurity
Business Summary:
Providing Federal clients with advanced cyber security, cloud, server, and data center products & services through unique 8(a) sole source benefits
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Core Technology Services Inc

Staten Island, NY, US
Services
Cybersecurity
Business Summary:
Core IT provides professionally managed hosting, cloud infrastructure and cloud services for businesses. For more information visit CoreITX.com.
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Craft Compliance

Carmel, IN, US
Services
Cybersecurity
Business Summary:
Craft Compliance offers specialized security IT services for organizations, without the fluff.
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Crime Alert Security

Sacramento, CA, US
Services
Cybersecurity
Business Summary:
OUR NETWORK SECURITY SERVICES HELP YOU MANAGE ACCESS TO SENSITIVE DATA, SECURITY SYSTEMS, AND MORE.
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Critical Fault, LLC.

Edmond, OK, US
Services
Cybersecurity
Business Summary:
Critical Fault's team of certified Red Team operators test products, facilities, networks, applications, IoT, source code, and more.
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Cronus Cybersecurity

Norfolk, VA, US
Services
Cybersecurity
Business Summary:
The Cronus Cybersecurity service eliminates the need for expensive external hardware installation quickly and cost-effectively.
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CyLumena

Pittsburgh, PA, US
Services
Cybersecurity
Business Summary:
CyLumena, a Pittsburgh based company, offers cybersecurity services to protect your digital data from cyber attacks.
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Cyber Assurance

Truckee, CA, US
Services
Cybersecurity
Business Summary:
Cyber Assurance is located in the Lake Tahoe area and near Silicon Valley and San Francisco. We are here for all of your cyber security needs
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Cyber City

New York, NY, US
Services
Virtual AssistantCybersecurity
Business Summary:
Cyber City provides small businesses in NYC and beyond with outstanding technology services and support.
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Cyber Incubator

Catonsville, MD, US
Services
Cybersecurity
Business Summary:
Unique, innovative business incubation program delivering business & tech support to early stage companies providing cybersecurity related products & services.
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Cyber Security Consulting Ops

Mount Laurel, NJ, US
Services
Cybersecurity
Business Summary:
Cyber Security Consulting Ops provides penetration testing and vulnerability assessment for businesses. We provide hardware, software and security training.
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Services
Cybersecurity
Business Summary:
Compliance and Security Provided by Cyber Security Solutions How Secure Are you? Find out Now. CSS was founded in 2015 by military veterans with the purpose of bringing affordable integrated technology solutions to businesses of all sizes
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Cyber Security Works

Albuquerque, NM, US
Services
Managed Service ProvidersCybersecurity
Business Summary:
Cyber Security Works is a leading cybersecurity services company that provides risk-based vulnerability management and penetration services.
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Cyber Tygr

Virginia Beach, VA, US
Services
Cybersecurity
Business Summary:
Cyber Tygr is a healthcare privacy and cybersecurity company coordinating our network of partners to meet the needs of healthcare providers according to their resources.
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Services
Cybersecurity
Business Summary:
Cyber Warfighters Group, Inc specializes in providing Cybersecurity, Information Technology, and Telecommunications services and solutions as a government and commercial contractor.
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CyberCompass

Round Rock, TX, US
Services
Cybersecurity
Business Summary:
CyberCompass was born to help a business ecosystem become cyber resilient with an affordable, holistic solution. Specifically, we deliver accessible tools and services to provide guidance and navigation for mid-size businesses to survive and thrive.
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Services
Cybersecurity
Business Summary:
Security Solutions That Work for You and Your Business
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