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Cybersecurity Companies Directory

Find Top Cybersecurity Companies & MSSPs

Browse verified security providers across every category MSSPs running 24/7 SOC monitoring, MDR and incident response specialists, penetration testing firms, and GRC compliance consultants. Filter by state, industry and company size to find the right partner.

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CBI A Converge Company - Cybersecurity Company

CBI A Converge Company

Ferndale, Michigan, United States

CBI, A Converge Company, is a cybersecurity firm based in Ferndale, Michigan, established in 1991. Acquired by Converge Technology Solutions in 2022, CBI enhances Converge’s cybersecurity portfolio with its extensive expertise.

Founded Year: 1991

Company Size: 50 - 100 Employees

Industry: Information Technology & Services

Technologies: Cloudflare DNS, Mimecast, Microsoft Office 365, CloudFlare Hosting

CISOSHARE - Cybersecurity Company

CISOSHARE

San Clemente, California, United States

CISOSHARE is a cybersecurity company founded in 2004 and based in San Juan Capistrano, California. It focuses on providing comprehensive cybersecurity services to rapidly growing organizations, aiming to enhance and manage their information security programs.

Founded Year: 2004

Company Size: 10 - 20 Employees

Industry: Computer & Network Security

Technologies: Outlook, Mobile Friendly, WordPress.org, Google Tag Manager, Remote +1 more

CMA - Cybersecurity Company

CMA

Silver Spring, Maryland, United States

CMA Technologies offers comprehensive Managed IT solutions, catering to the computing needs of small and mid-sized businesses. As your trusted technology partner, we are committed to delivering top-notch infrastructure, support, and innovation to enhance your organization's IT efficiency and boost profitability. We prioritize high-quality solutions that enable you to effectively manage your computing architecture, ensuring seamless operations and continuous growth.

Founded Year: 2017

Company Size: 10 - 20 Employees

Industry: Information Technology & Services

Technologies: Outlook, Microsoft Office 365, WordPress.org, Google Tag Manager, Mobile Friendly +8 more

CNI Sales - Cybersecurity Company

CNI Sales

Worcester, Pennsylvania, United States

As a technology and service leader, CNI aligns strategic IT solutions with the goals of your unique organization. By creating your short to long-term IT solution roadmap, our turnkey approach maximizes your investment and ensures that your IT solution is on time, in budget, and future-proofed.

Founded Year: 1994

Company Size: 20 - 50 Employees

Industry: Information Technology & Services

Technologies: Cloudflare DNS, Constant Contact, Outlook, CloudFlare Hosting, Mobile Friendly +9 more

CNS Group - Cybersecurity Company

CNS Group

London, England, United Kingdom

CNS - Cyber Security Specialists is a UK-based company focused on intelligence-led cyber security services that protect organizations from digital threats. As the security arm of Six Degrees, CNS provides proactive and dynamic cyber defense solutions tailored to each client's specific risk profile.

Founded Year: 1999

Company Size: 10 - 20 Employees

Industry: Information Technology & Services

Technologies: Mimecast, Outlook, ServiceNow, Microsoft Office 365, Microsoft Azure Hosting +2 more

CORL - Cybersecurity Company

CORL

Atlanta, Georgia, United States

CORL Technologies specializes in third-party risk management (TPRM) solutions for the healthcare industry. Founded in 2012 and headquartered in Atlanta, Georgia, the company combines technology and managed services to enhance clarity, efficiency, and transparency in TPRM workflows. CORL aims to turn TPRM from a barrier into a business enabler by integrating human intelligence with advanced technology, helping healthcare payors, providers, and vendors manage vendor risks effectively.

Founded Year: 2012

Company Size: 20 - 50 Employees

Industry: Information Technology & Services

Technologies: Cloudflare DNS, Amazon SES, Outlook, Zendesk, WP Engine +1 more

CORVID – Intelligent Cyber Defence - Cybersecurity Company

CORVID – Intelligent Cyber Defence

Cheltenham, England, United Kingdom

At CORVID (part of Ultra), we deliver advanced and innovative IT security, discreetly. We provide best-in-class monitoring, intelligence, protection and remediation services. We offer the peace of mind that effective IT security brings to those that do not have the staffing and specialist infrastructure to deliver it themselves.

Founded Year: 2013

Company Size: 10 - 20 Employees

Industry: Computer & Network Security

Technologies: Outlook, Microsoft Office 365, Remote

CPTech - Cybersecurity Company

CPTech

Dallas, Texas, United States

A Texas-based company, CP Tech is a privately-funded company that has a focus on assisting businesses in planning, implementing, managing and problem solving their technology issues.

Founded Year: 2006

Company Size: 20 - 50 Employees

Industry: Information Technology & Services

Technologies: Cloudflare DNS, Outlook, Microsoft Office 365, Autotask, GoDaddy Hosting +6 more

CarbonHelix - Cybersecurity Company

CarbonHelix

Jackson, Mississippi, United States

CarbonHelix is provides cyber security services from redundant security operations centers and meeting the highest compliance requirements. Our team understands confidential data handling, have established a high degree of trust, and bring security experience to organizations spanning financial services, healthcare, education, manufacturing, service provider, government agencies and more. Our purpose is to improve attack detection and incident response, harden defenses and simplify application access without compromise.

Founded Year: 2015

Company Size: 20 - 50 Employees

Industry: Information Technology & Services

Technologies: Cloudflare DNS, Outlook, Microsoft Office 365, Amazon AWS, CloudFlare Hosting +11 more

Celera - Cybersecurity Company

Celera

Andover, Massachusetts, United States

Celera Networks provides managed IT services to businesses in the Metro Boston area. We're dedicated to enabling our clients to operate as efficiently as possible through implementing proactive and strategic technical solutions. We handle everything from servers and network infrastructure, to computers, workstations, and mobile devices, and also offer onsite and remote support. Our end-to-end solutions mean our clients can focus on their businesses, not their technology. Our experienced team of IT experts is known for going the extra mile to enable our clients to succeed.

Founded Year: 2002

Company Size: 10 - 20 Employees

Industry: Information Technology & Services

Technologies: DynECT, Sendgrid, Outlook, CloudFlare Hosting, Amazon AWS +20 more

Central Technology Solutions - Cybersecurity Company

Central Technology Solutions

Lynchburg, Virginia, United States

Since 2005, CTS has been providing IT services and physical security such as access control and video surveillance. We help a wide range of industries such as; Health Care, Insurance, Law Firms, Manufacturing, Construction, and more!

Founded Year: 2005

Company Size: 10 - 20 Employees

Industry: Information Technology & Services

Technologies: Outlook, Google Cloud Hosting, Reviews, Remote, AI

Clone - Cybersecurity Company

Clone

Philadelphia, Pennsylvania, United States

Clone Systems Inc is a global network security and managed security service provider based in Philadelphia, Pennsylvania. Established in 1998, the company has over 27 years of experience in cybersecurity, offering comprehensive solutions to protect businesses from cyber threats across various industries worldwide.

Founded Year: 1998

Company Size: 10 - 20 Employees

Industry: Computer & Network Security

Technologies: EasyDNS, Outlook, Microsoft Office 365, Amazon AWS, StatCounter +22 more

Cloud24x7 - Cybersecurity Company

Cloud24x7

Walnut Creek, California, United States

Cloud24x7 is a cybersecurity company operating in the United States, Australia, and India. It specializes in providing comprehensive cybersecurity solutions to Managed Service Providers (MSPs) and Managed Security Service Providers (MSSPs). The company offers a unified platform that supports prevention, detection, remediation, and response services against cyber-attacks, utilizing advanced threat intelligence and analytics.

Founded Year: 2016

Company Size: 10 - 20 Employees

Industry: Information Technology & Services

Technologies: Cloudflare DNS, Outlook, Microsoft Office 365, CloudFlare Hosting, Google Maps +9 more

CompuVision - Cybersecurity Company

CompuVision

Santa Barbara, California, United States

CompuVision, established in 1995, is a technology solutions company that specializes in integrated network, voice, data, cabling, wireless, access control, and surveillance systems for business clients. The company operates a division called Vision Communications, created in 1998, to meet the increasing demand for voice solutions and infrastructure services. CompuVision focuses on delivering reliable and secure communication systems that enhance business productivity.

Founded Year: 1995

Company Size: 50 - 100 Employees

Industry: Information Technology & Services

Technologies: Cloudflare DNS, Outlook, Autotask, CloudFlare Hosting, Mobile Friendly +11 more

Computer Technology Solutions - Cybersecurity Company

Computer Technology Solutions

North Mankato, Minnesota, United States

At CTS, we recognize that navigating the complex world of technology can be

Founded Year: 2003

Company Size: 20 - 50 Employees

Industry: Information Technology & Services

Technologies: Cloudflare DNS, Mailchimp Mandrill, Sendgrid, SparkPost, Outlook +15 more

Configure - Cybersecurity Company

Configure

San Jose, California, United States

Configure, Inc. is an IT services firm based in San Jose, California, with over 25 years of experience in network and cybersecurity solutions. The company specializes in a range of services including LAN, WAN, SD-WAN, SASE, and unified communications. It offers comprehensive design, deployment, and management of enterprise IT architectures, ensuring robust network infrastructure for its clients.

Founded Year: 1997

Company Size: 50 - 100 Employees

Industry: Information Technology & Services

Technologies: UltraDns, Outlook, ServiceNow, Microsoft Office 365, CloudFlare Hosting +7 more

Consortium - Cybersecurity Company

Consortium

Cherry Hill, New Jersey, United States

Consortium is a cybersecurity concierge company based in Cherry Hill, New Jersey. The company specializes in advisory services, product reselling, and managed cybersecurity services. Its mission is to help enterprises align their business objectives with their cybersecurity needs, creating a robust defense against cyber threats.

Founded Year: 2016

Company Size: 50 - 100 Employees

Industry: Information Technology & Services

Technologies: Outlook, Microsoft Office 365, Gmail, Google Apps, CloudFlare Hosting +17 more

ConvexSERV Technology Solutions - Cybersecurity Company

ConvexSERV Technology Solutions

Forked River, New Jersey, United States

ConvexSERV Technology Solutions, LLC is an IT services company that specializes in providing complete IT solutions for small to medium businesses, municipalities, and other such entities. We also provide fast and friendly on-site service to commercial customers in a variety of verticals, as well as government, and K-12 education.

Founded Year: 2009

Company Size: 10 - 20 Employees

Industry: Information Technology & Services

Technologies: Outlook, Microsoft Office 365, TikTok, Microsoft-IIS, Google Maps +12 more

Core To Cloud - Cybersecurity Company

Core To Cloud

Cirencester, England, United Kingdom

Core to Cloud is a UK-based cybersecurity company founded in 2015 and headquartered in Cirencester, Gloucestershire. The company operates as a private limited entity and has a dedicated team of approximately 36 employees.

Founded Year: 2015

Company Size: 20 - 50 Employees

Industry: Information Technology & Services

Technologies: Salesforce, ElasticEmail, SMTP.com, Outlook, Microsoft Office 365 +24 more

Corporate Data Solutions - Cybersecurity Company

Corporate Data Solutions

Scottsdale, Arizona, United States

Corporate Data Solutions Inc. is a Scottsdale based managed IT service provider dedicated to serving small to medium-sized corporations in Arizona and the Southwestern United States. CDSI brings over 20 years of Corporate IT experience and unmatched customer service exclusively dedicated to businesses.

Founded Year: 2005

Company Size: 10 - 20 Employees

Industry: Information Technology & Services

Technologies: Outlook, DigitalOcean, Sendgrid, Microsoft Office 365, Amazon AWS +15 more

What We Cover

Types of Cybersecurity Companies in Our Directory

Whether you need a cybersecurity company near me, a national MSSP, or a specialized compliance firm our directory covers every segment. Browse our cybersecurity MSP database with 30,000+ MSSPs, MDR providers & SOC companies or explore our dedicated MSSP list for managed security service providers. To see the best-known vendors first, read our list of the top 100 cybersecurity companies. You can also browse managed IT service providers who bundle security with IT, or filter by industry and company size to find the exact fit.

Managed Security Service Providers (MSSP)

MSSPs deliver 24/7 SOC monitoring, SIEM management, threat detection, and incident response on a subscription basis. Ideal for SMBs and enterprises that need continuous security without building an in-house team.

Browse MSSPs →

Penetration Testing Companies

Pentest firms simulate real-world cyberattacks network, web app, social engineering, and red team ops to identify vulnerabilities before attackers do. Many serve healthcare, finance, and government sectors.

Find Pentest Firms →

Endpoint Detection & Response (EDR)

EDR vendors protect laptops, servers, and mobile devices from malware, ransomware, and zero-day threats. Key players include firms specializing in AI-driven threat hunting and behavioral analytics.

Browse EDR Companies →

Cloud Security Companies

Cloud security specialists secure AWS, Azure, and GCP environments through CSPM, CASB, and zero-trust architecture. Critical for businesses migrating workloads or running hybrid infrastructure.

Browse Cloud Security →

Incident Response & Forensics Firms

IR firms respond to active breaches, contain damage, perform root cause analysis, and conduct digital forensics. They help organizations recover faster and harden defenses post-incident.

Find IR Firms →

GRC & Compliance Consultants

Compliance firms help businesses meet HIPAA, PCI-DSS, SOC 2, ISO 27001, NIST, and CMMC requirements. They conduct gap assessments, audits, policy development, and ongoing compliance management.

Browse Compliance Firms →

Find Cybersecurity Companies by Business Size

Security needs vary by company size. Use our employee size filter to find the right-fit vendor from boutique firms serving small businesses to enterprise-grade MSSPs with 500+ staff.

Find Cybersecurity Companies Near Me

Looking for a local cybersecurity company near you? Our directory covers verified firms across all 50 US states. Filter by state to find cybersecurity companies in your city or region.

Cybersecurity Contact Database

Get verified CEO, CTO & CISO contacts for 15,000+ cybersecurity & MSSP companies in the USA

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Frequently Asked Questions

What are the top cybersecurity companies in 2026?

Cybersecurity providers fall into distinct categories, and the right one depends on what you need. MSSPs run 24/7 SOC monitoring and managed detection and response on an ongoing contract. Penetration testing firms deliver point-in-time assessments. Incident response specialists handle active breaches. GRC consultancies manage compliance frameworks like SOC 2, HIPAA and PCI DSS. Use the filters above to browse verified providers in each category by state, industry and company size.

How do I find cybersecurity companies near me?

Use our directory to find cybersecurity companies near you by filtering your state or city. We cover verified cybersecurity firms across all 50 US states from local boutique MSSPs to regional SOC providers. Simply select your state from the filter above to see companies in your area with full contact details.

Which are the best cybersecurity companies in the USA?

There is no single best provider it depends on your industry, compliance obligations, company size and whether you need ongoing monitoring or a one-time assessment. A 40-person healthcare practice with HIPAA requirements needs something different from a 2,000-person manufacturer with OT networks. Start by identifying the discipline you need, then filter this directory by state and company size to build a shortlist of three to compare.

What is the difference between an MSSP and a cybersecurity company?

An MSSP (Managed Security Service Provider) is a type of cybersecurity company that provides ongoing, managed security monitoring on a subscription basis 24/7 SOC, SIEM, and threat response. Broader cybersecurity companies may sell products, conduct one-time penetration tests, or provide consulting without ongoing management.

What services do cybersecurity companies typically offer?

Common services include: 24/7 SOC monitoring, penetration testing & vulnerability assessments, SIEM & threat intelligence, endpoint detection & response (EDR), identity & access management (IAM), cloud security (AWS/Azure/GCP), compliance support (HIPAA, PCI-DSS, SOC 2, CMMC), and incident response & forensics.

How do I choose the right cybersecurity company for my business?

Evaluate vendors based on specialization (network vs. cloud vs. compliance), certifications (CISSP, ISO 27001, SOC 2), industry experience (healthcare, finance, government), SLA response times, and company size. Use our directory filters to narrow by state, employee size, and industry to shortlist the best cybersecurity companies for your specific needs.

What certifications should a cybersecurity company have?

Key certifications include CISSP, CISM, CEH, CompTIA Security+, ISO/IEC 27001, SOC 2 Type II, PCI-DSS QSA, and FedRAMP authorization. Vendor-specific certs from CrowdStrike, Palo Alto Networks, Fortinet, and Microsoft are strong indicators of technical expertise.

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