To provide you with only the top cybersecurity companies in the USA, our 12 veteran experts have extensively vetted each listing using our five main ranking criteria. We have also vetted over 800 of their client reviews to equip you with a well-researched, unbiased assessment of each provider’s capabilities.
List of the Best Cybersecurity Companies in the USA
126 Companies-Rankings updated: August 23, 2026
Cybersecurity companies on DesignRush are evaluated for technical expertise, capabilities, and real client reviews to help businesses choose trusted cybersecurity providers. Some listings may be paid.
Cybersecurity governance that holds beyond the audit.
Cyturity is a cybersecurity governance advisory firm that helps organizations strengthen ownership, evidence, decision flow, and resilience across compliance and recovery programs. We help teams improve audit readiness, control accountability, cyber insurance defensibility, recovery governance, and...
NetWize delivers award-winning Managed IT services tailored for growing businesses. Based in Utah, we provide proactive IT support, advanced cybersecurity, cloud solutions, and unmatched response times. With a strong focus on reliability, long-term client partnerships, and strategic technology alignment...
Sirius serves small and medium sized businesses in the Phoenix, AZ area and across the US. We reduce downtime and ensure business continuity through our managed IT services. Our technology experts are available 24/7 to proactively monitor, manage and maintain IT systems. We at Sirius have a wide range of...
Empowering Transformation with Trusted Expertise in SAP, Cloud & AI Solutions.
Resolve Tech Solutions is a mid-sized IT-services & consulting firm specializing in SAP/ERP modernization, cloud migration & managed services, digital transformation, AI/ML & RPA, cybersecurity, and enterprise IT support helping organizations across industries modernize and optimize their technology...
Simplifying Your Digital Evolution with Big Data Excellence.
Trianz enables digital transformations through strategic excellence, powered by knowledge and innovation in Big Data. With a portfolio reflecting 'Digital Evolution Simplified' and over 2,500 successful global partnerships, we lead in leveraging Infrastructure, Cloud, Analytics, Digital, and Security to...
With more than 30 years of experience partnering with global brands on complex business and IT challenges, SDG is a proven leader in advisory, transformation, and managed services that enable leaders to confidently execute AI, identity, threat, and risk management solutions that protect assets and p...
Dependable IT Services and Cybersecurity Solutions for Ohio Businesses
Astute Technology Management delivers IT and cybersecurity solutions that empower people and boost productivity. With expert support, cloud, backup, and compliance, our certified team ensures fast, reliable service through a people-first approach...
HelpSquad IT specializes in comprehensive IT services and managed IT support, ensuring businesses operate efficiently and securely. With proactive monitoring, cybersecurity solutions, and tailored IT strategies, HelpSquad IT empowers organizations to stay ahead in a rapidly evolving digital landscape...
Most fast-growing companies dont struggle because of their product they struggle because their IT cant keep up with the pace of the business. Fintechs and hypergrowth companies require secure, efficient, compliant, and fully optimized IT environments, yet the market is saturated with generalist MSPs that...
Enkaytech is a technology solutions provider specializing in application modernization, system integration, and data-driven services. Their core offerings include enterprise application integration, cloud infrastructure, API development, and AI-powered solutions that help businesses enhance efficiency...
Headquartered in Atlanta, GA, Group9 specializes in finding the right cloud, collaboration, infrastructure, security and managed services providers to match your company's specific business and technology needs. From carrier, cloud, security, software, mobile, IoT and infrastructure services to contract...
Advanced I.T. is a Chicago-based Managed IT and Cybersecurity provider specializing in fast, secure, and compliant tech solutions for service-driven businesses. We support CPAs, law firms, healthcare providers, and brokers with local expertise, same-day responsiveness, and zero excuses. From ransomware...
Managed IT Services, Cybersecurity, Software Development For Houston Businesses
Layer Logix, based in The Woodlands, Texas, delivers IT solutions across Houston and Texas, specializing in Managed IT, Cybersecurity, Network Cabling, Computer Repair, and Email Migration. Our Managed IT Services offer proactive, tailored support for efficient operations. Cybersecurity solutions, including...
It That Stands Up To Regulators, And Stands By You
Compuwork helps regulated businesses in finance, legal, and healthcare stay compliant, secure, and confident with managed IT and cybersecurity built to meet NYDFS, SEC, and HIPAA standards and backed by lasting partnership...
We're a collection of innovative cybersecurity engineers, and we believe that our ideas can help shape a better future for your company. We pride ourselves on offering unmatched, devoted service while offering clever solutions for businesses of all sizes...
Electric, an IT solutions company, is redefining how organizations handle IT by exceeding the level of service that businesses have come to expect from all other aspects of their business and the technology that supports it...
Silverado Technologies is a locally-owned, woman-owned IT consulting firm with over 20 years of experience supporting Arizona businesses. Silverado has been awarded by the Better Business Bureau and Microsoft for our dedication to high-quality customer service...
Whether you need an outsourced IT department, a SWAT team for IT projects that require specific skills, or a Virtual CIO to provide a roadmap and/or oversight, Nextrio is the most cost-effective way to manage the large and small technology tasks that keep business owners working on their business - not in it...
Your single point of contact for all your technology needs.
Managed IT Professionals is a leading IT services firm that provides managed IT services, helpdesk support, managed cybersecurity, managed backup & disaster recovery, cloud solutions, unified communications and strategic IT consulting. We provide IT support for all user devices, desktops, laptops, phones...
CyOps specializes in IT services, providing businesses with cutting-edge technology solutions to enhance security, efficiency, and scalability. The agency offers a full suite of IT services, including cybersecurity, cloud computing, and infrastructure management. With a focus on innovation and reliability...
SBTS provides a multitude of IT solutions for small and medium sized businesses (SMBs) to increase the security of their businesses and leverage technology to assist in business growth...
Run Networks has strong Nebraska roots. The leadership and team know the value of a seamless experience specifically tailored to a client’s needs. Run Networks focuses on Supporting the users, managing the network, and protecting the data. That is the Run Networks way...
Our specialty is software development, databases, web, and information security. Our passion is creating solutions that drive success for our clients...
A boutique cyber security consultancy firm that specializes in application security, cloud security, DevSecOps, threat modelling with focus on small businesses and startups. Also, provide multiple unique solutions like CyberRISK4Board and cyber risk management consulting...
IronEdge is the premier IT solutions provider for Texas-based businesses. We provide SERVICE CENTRIC STRATEGY AND SUPPORT to eliminate the frustration companies face with technology...
Johnson Lambert was formed in 1986 in the Washington, DC area by Larry Johnson and Debbie Lambert, Partners Emeriti. Prior to the formation of Johnson Lambert, Larry and Debbie were both affiliated with Ernst & Whinney (now EY), where they were active leaders in the firm’s insurance practice...
Technology is at the heart of every business organization. We are the single source developed to support your entire technology infrastructure, from your document systems to your servers — our focus is you. INNOVEX is your technology and marketing organization built to drive your business forward...
CMIT Solutions provides responsive, professional IT support and technology services for your business, performing proactive maintenance, monitoring, and backups everything necessary to ensure an efficient, safe, and reliable IT environment...
AkolagTech is a premier enterprise IT solution provider that specializes in providing SAAS - software as a service solution, cloud solutions, and hosting solutions to small and medium-sized businesses...
At Houston IT Support Tech, we specialize in delivering enterprise-level support worthy of a Fortune 500 company &emdash; at a price a small to medium-sized business can appreciate. In short, no one in North America is better equipped to give small to medium-sized businesses the support they deserve than...
Atos is a global IT services and consulting firm providing end-to-end data engineering, data-platform modernization, analytics/BI, AI/ML and cloud-native data services helping enterprises transform raw data into insight and drive digital transformation...
Our main aim is to transform your ideas into tangible, interactive experiences. We want you to feel proud showcasing your designs. These are not OUR websites and graphics; they are yours...
Global Company Specializing in Tech-Enabled Professional Services
Sikich is a global company specializing in technology-enabled professional services. Now with more than 1,900 employees, it draws on a diverse portfolio of technology solutions to deliver transformative digital strategies and ranks as one of the largest CPA firms in the United States...
BNC provides Dallas and Denver-area businesses with quick, local and personalized IT support. With a passionate team of expert engineers, we’re committed to not only helping your business run smoothly, but also educating and equipping you with the data needed to make informed IT decisions. With no long term...
The Local IT Services Provider you've been looking for! We focus on your IT
Senior IT PROFESSIONALS with Decades of EXPERIENCEWe have spent an unprecedented number of hours protecting some of the most sensitive data and systems...
Heart of Texas Network Consultants has been serving the Central Texas area since 1992, providing IT Support such as technical helpdesk support, computer support and consulting to small and medium-sized businesses...
RAD Computers is your local source for the best computer repair and managed IT solutions in the Phoenix, AZ and surrounding areas. With over 10,000 solutions deployed and a perfect 5-star rating, RAD Computers stands above the rest for being Resourceful, Affordable, and Dependable computer experts...
Corsica Technologies is constantly regarded as one of the best managed IT and cybersecurity providers. Additionally, Corsica Technologies assists businesses in using technology as a means of gaining a competitive edge in their company operations. Your IT strategy will be more cohesive as a result of our...
Your Cybersecurity Partner, Not Your IT Department
Stop worrying about technology problems and cyberattacks. Get reliable IT support and enterprise-grade security without building an expensive internal team. We keep your systems running smoothly, protect you from threats 24/7, and handle everything from daily IT issues to compliance requirements, so you can...
Insight Enterprises with deep expertise and end-to-end capabilities, is here to help you prepare for whats next.Insight Enterprises, Inc. is helping organizations accelerate their digital journey to modernize their business and maximize the value of technology...
iFeeltech is a prominent company specializing in G Suite consulting services. With a profound focus on optimizing businesses through Google Apps Suite, our offerings encompass strategic planning, implementation, migration, customization, and ongoing support...
What services do top cybersecurity companies in the USA provide?
They offer a comprehensive range of services to protect a business from digital threats and attacks. According to IBM’s latest report, businesses are increasing their investments in these top 5 services:
Threat intelligence and analysis (43%): Gathering data on cyberthreats, adversary behaviors, and emerging vulnerabilities to proactively defend systems
Data security and protection tools (37%): Implementing firewalls, encryption, and data loss prevention (DLP) solutions to ensure the confidentiality and integrity of a company’s data
Incident response and testing (35%): Developing and testing a strategy to monitor, identify, and manage threats to minimize business damage
Security awareness training (33%): Educating employees on the latest security best practices and the company’s security protocols
Offensive security testing (32%): Employing ethical hacking and penetration testing to simulate real attacks to uncover and address vulnerabilities
What is a typical project implementation timeline for this industry?
Typically, cybersecurity implementation can take a few months to over a year, depending on your current security stature, IT infrastructure, industry-specific regulations, and project scope and complexity.
Here's an approximate cybersecurity timeline:
Stage
Tasks
System audit and requirement analysis (1 month)
Identifying business needs and high-priority system issues
Developing a cybersecurity roadmap
System Design (1-3 months)
Crafting system architecture and an integration plan
Policy development (1-2 months)
Establishing security policies, procedures, and frameworks
System development (4-6 months)
Configuring cybersecurity solutions, such as firewalls and encryption tools
System Testing (3-4 months)
Conducting penetration, regression, and other quality tests to ensure system reliability and usability
Implementation (1-3 months)
Ensuring the cybersecurity system’s deployment readiness and transferring it to a live environment
Conducting employee and stakeholder training
How much do businesses allocate for cybersecurity?
Depending on service scope, business size, number of devices, IT infrastructure complexity, and compliance requirements, businesses allocate 5-20% of their IT budget to cybersecurity.
Here’s an approximate breakdown according to business size:
Small businesses (less than 100 employees) allocate 5-10% of their IT budget for cybersecurity, as they typically cover fewer systems and users.
Medium-sized companies (100-1,000 employees) invest 8-15% of their tech budget, as they may need more comprehensive endpoint and cloud security services.
Large enterprises (1,000+ employees) dedicate 10-20% of their technological budget, often requiring 24/7 security operations, full compliance and support audits, and more complex security solutions.
How often should businesses audit their cybersecurity?
Approximately 23% of security breaches stem from IT failure, and 26% are caused by human error — both of which are preventable with regular security audits.
Here’s how often you should conduct cybersecurity audits according to best practices:
Annual audits for comprehensive audits of your entire system, including your policies, frameworks, network, and recovery plan.
Biannually and quarterly to achieve regulatory compliance (e.g., PCI DSS and HIPAA), protect highly sensitive data, and manage complex infrastructures. A common practice is to conduct monthly vulnerability assessments and quarterly penetration testing.
Immediately after a reported incident or a change in your infrastructure (e.g., implementing a new enterprise resource planning system).
What US industries benefit from cybersecurity services?
While all industries benefit from working with top cybersecurity companies, research shows that certain sectors experience more threats than others. Here are the sectors with the most damaging breaches and the share of breaches exceeding $1 million: