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
296 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.
Axix Technologies LLC USA delivers AI-powered enterprise software, SaaS platforms, and custom digital solutions. We help organizations streamline operations, automate workflows, and accelerate growth through ERP, HCM, AI, cloud, and software engineering services...
ConvergeSol is a technology consulting and custom software development company specializing in AI, SaaS, cloud, Salesforce, and enterprise applications. We help startups and enterprises accelerate digital transformation with secure, scalable software solutions and data engineering worldwide...
We protect your assets and help you become more productive and successful.
Specilaizing in Managed Operations Services, Cybersecurity, and comprehensive I.T. Auditing...
Zeta Sky set out to create a company of dedicated IT experts who could move businesses to the cloud and deliver greater flexibility and value. We provide secure, simple, and scalable solutions to meet your business needs and empower all teams, IT and non-IT alike...
LeeShanok Network Solutions is your partner in Business IT! Our security-first approach means we keep you protected AND connected. Whether you have 50 employees or 500, LeeShanok can enable your business through technology. See how we partner with your IT Team to deliver the best Managed Services for Arizona...
Our team of over 200 IT experts and engineers harness the power of contemporary technologies, advanced frameworks, and innovative methodologies to deliver unmatched and top-notch outsourced services from India...
We Make Robust Software Solutions To Empower Your Business.
DiAng Tech delivers scalable business solutions and cloud-powered platforms that help companies grow faster, operate smarter, and reach more customers. We specialize in web and mobile development, custom cloud solutions, and Kubernetes cluster support...
Cybersecurity-First Managed IT Services Los Angeles
AllSafe IT offers robust Managed IT services designed to protect your business technology. With over 15 years of experience in Los Angeles, they provide responsive support, prioritize cybersecurity, and customize services to meet your specific needs...
Juern Technology is the premier IT security and services provider in Austin and San Antonio. We make IT invisible for businesses, providing unmatched support and protection. With our fast response time, personalized service and proactive approach, we keep your projects on track, your remote workers connected...
Founded and headquartered in San Antonio, Texas in 1995, Rx Technology supports the data, security, fire and IT needs of clients with efficient, solution-based services...
Red Key was founded by Alex Markov and Paul Grenci in 2002, with roots in the technology world originating during the early years of commercial internet and Windows computers. Our mission from inception was to create a forward-thinking IT firm with pristine attention to detail and a focus on the success of...
Coevolve with COVI! Standardization is a thing of the past. Today's tech is designed to accommodate the user. So how do you deal with new variables as a business?...
Complete Works, Inc. provides comprehensive IT support and consulting services. With more than 40 years of experience, we deliver expert results that support your business, your employees, and your customers. We have what it takes to help your business prosper...
Small Business Accounting, Technology, & Growth Consulting.
Fred Lundin CPA LLC is a Chicago-based CPA accounting and technology consulting firm specializing in serving e-commerce, solopreneurs, and small business owners. With a dedicated focus on these sectors, we provide tailored financial and technological solutions to help our clients thrive in their respective...
CQR delivers comprehensive cybersecurity services including penetration testing, red teaming, SOC monitoring, compliance auditing, and vulnerability assessments. Our certified specialists provide 24/7 security support to government and enterprise clients worldwide, helping organizations strengthen their...
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...
IT Partnerships in Strategy, Support, Security. Strategy focused IT Managed Service company providing Full Support and Flex (Co-Managed) support monthly flat rate options. Serving the Carolinas and New York regions...
Cybalt is one of the top cybersecurity consulting companies in the USA. We provide best-in-class and end-to-end security solutions and services at the speed of innovation to help our clients across 30+ countries achieve their business goals. Visit our website and get free security assessment today, where our...
Quisitive is a premier, global Microsoft Partner that harnesses the Microsoft cloud platform, AI, and complementary technologies, including custom solutions and first-party offerings, to generate transformational impact for enterprise customers...
CSM Technologies Limited is a CMMI Level 5 certified GovTech company with 27+ years of experience in driving digital transformation for governments and enterprises. With expertise across data, AI, analytics, and emerging technologies, CSM delivers scalable, secure, and citizen-centric solutions that enhance...
Rollout AI is the AI-native IT department for growing businesses. Founded by operators from Google, DeepMind, and Apple, we combine responsive tech support, enterprise-grade cybersecurity, and intelligent workflow automation into one seamless service. We handle everything a traditional MSP does — helpdesk...
We are a Nashville, TN-based IT Managed Services company that specializes in providing customized network management solutions for organizations of any size or industry in exchange for a predictable monthly fee. We also offer a robust set of "a la carte" IT support services for clients that prefer break/fix...
Best award-winning software development company in South Korea.
Time Tec South Korea is a top-rated, multi-award-winning software development company providing a full suite of services and solutions like mobile application development, software development, Microsoft Dynamics 365 development, web development, ServiceNow consulting, and cybersecurity consulting to small...
Kualitatem stands out as an acclaimed team with expertise in Performance Testing, Software Quality Audits, and Information Security Audits. Progressing as leaders in Technology Consulting, Advisory, and Auditing, we've earned distinguished recognition, being featured twice in Gartner's annual reports...
When it comes to managing IT for your business, you need an expert. Let us show you what responsive, reliable, and accountable IT Support looks like in the world...
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...
OliveTech emerges from a simple yet powerful idea: cybersecurity should be an integral part of every business, not an afterthought. Our experts, with decades of experience in IT and cybersecurity, recognized the limitations of traditional bolt-on security approaches and set out to create...
Hoplon InfoSec is a cybersecurity firm headquartered in Chicago, Illinois, United States. The company operates in various countries, including the USA, Canada, UAE, Germany, Bulgaria, Australia, Japan, the Philippines, and Bangladesh...
Futurism Security, a division of Futurism Technologies, operates from India with offices in Pune as well as global locations including Boston, New Jersey, Germany, Australia, and the UAE. Originally founded in 2003 as an IT software development company, it has expanded its expertise into cybersecurity over...
SkyNet MTS is a managed IT services provider that delivers proactive IT support, cybersecurity, cloud solutions, AI consulting, backup and disaster recovery, and strategic technology services to help businesses improve security, efficiency, and long-term growth...
Providing IT Managed Services for small businesses in Florida & Georgia
DPC Technology has been in business for over 36 years. We provide IT support managed services for small businesses in Florida & Georgia. We specialize in the dental, legal, and construction industries. At DPC we answer our calls live and provide a 15 minute guaranteed response time on all tickets. We offer...
Protiviti is a global consulting firm that offers deep expertise, objective insights, and tailored solutions to empower leaders in tackling future challenges. With a comprehensive range of services spanning finance, technology, operations, data, analytics, governance, risk, and internal audit, we serve...
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...
Welcome to Solution Mentors - Your Trusted Software Partner and a One-stop Shop for All Your Technology Needs! We have over 20 years of Expertise in business process automation, document management solutions development, software modernization, cloud migration, and technical support...
IT Accuracy is an IT Support and Managed Service Provider based in Los Angeles. We take the time to understand your business and provide you with the best IT solutions that are specific to your needs. We are proud to have established a reputation for providing unparalleled service. Our team stays on the...
At Cyber Vast Consulting LLC, we are dedicated to serving the needs of small and medium-sized businesses. Our core belief is that every enterprise, regardless of its scale, merits top-tier attention. Whether you seek managed services or foundational consulting, we commit to delivering meticulous attention to...
OneUp Networks provides private dedicated cloud hosting, managed IT, cybersecurity, and 120-day rolling backups for CPA and accounting firms. It hosts QuickBooks, UltraTax, Drake, CCH, Sage, Microsoft apps, and tax software with secure remote access and disaster recovery...
NexusTek, a leading Government IT solutions provider, offers comprehensive managed IT services to SMBs. With 24/7 support, an extensive service portfolio, and accolades like the 2018 Channel Futures MSP of the Year, we're your partner for predictable, top-tier IT management...
When it comes to simplifying business processes, Partner Systems is your best ally. We are a group of seasoned experts committed to using cutting-edge software to optimize your processes...
Empower Your Business With Custom Software, AI, & Nearshore Talent Solutions
Bluelight is a U.S.-headquartered nearshore software development consultancy. Bluelight provides top-tier IT talent from Latin America (and onshore) who are fluent in English, work U.S. business hours, and serve as a cost-effective alternative to U.S.-based hires...
VLink is a leading software development service provider specializing in top-tier digital solutions. Focusing on innovation and excellence, we deliver tailored solutions to meet clients unique needs, ensuring agility, security, and growth in the digital era...
Datalink Networks is an IT managed services and solutions provider that serves clients of all industries and sizes nationwide. As a dedicated Microsoft Gold Partner, we also leverage our partnerships with IT technology vendors to provide our clients with the best solutions and support on the market...
InstaPract is a cutting-edge health tech company specializing in innovative telehealth software and application development. Our platform streamlines patient care through HIPAA-compliant telemedicine solutions, enabling secure virtual consultations, seamless EHR integration, and personalized health...
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: