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
667 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.
EY offers Accounting, Business Consulting, and IT Services with a mission to build a better working world. It provides insights and quality services that instill trust in global capital markets and economies. EY focuses on developing exceptional leaders who deliver on their commitments to all stakeholders...
CIO Professional Services LLC comprises a team of seasoned executives with expertise in CIO, CTO, and CSO roles, complemented by consulting partners from the Big 4. Our focus extends beyond strategy development; we specialize in guiding the execution of initiatives to ensure the delivery of tangible results...
ZDAAS specializes in offering Software Development, IT services, technology services, consulting services, and applications, and IT staffing augmentation. Incorporated in 2008, ZDAAS focuses on innovative and practical delivery of services to meet the critical IT missions of its clients...
Our roots trace directly to cyber and information security and our well documented contributions are proof. Since 2001, we have been working closely with government agencies, academic and business partners to research, develop and deploy cutting-edge security offerings, while also working to influence future...
JYG Innovations (JYG) is a professional solutions and services company focused on providing innovative and exceptional service in the Defense, State/Local and Commercial sectors. With a primary focus on IT Solutions, Cyber Security, Research and Analysis, and Medical/Clinical Staffing, JYG continues to...
Offering AgTech, Business, and IT Services. Baker Tilly Canada Cooperative is a member of the global network of Baker Tilly International Limited, the members of which are separate and independent legal entities. Baker Tilly Canada refers to the association of member firms of Baker Tilly Canada Cooperative...
Klik Solutions - Managed Security Service Provider
Klik Solutions - Managed Security Service Provider
At Klik Solutions, we are concerned about the success of your company. We begin by working closely with you from the very beginning to get an understanding of the obstacles and objectives you want to overcome. We contribute to the expansion and success of your company by using cutting-edge technology and an...
Advantage Technology offers comprehensive IT services, specializing in network cable solutions. With a rich history spanning 20 years, our company has been delivering reliable IT services and innovative solutions...
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...
Cipher is a global cybersecurity company founded in 2000, offering a comprehensive range of services supported by advanced research capabilities and 24x7 Security Operations Centers. With numerous accreditations and awards, we serve clients ranging from mid-size enterprises to government agencies, delivering...
Responsive, Reliable, and Affordable IT Services and Cybersecurity
Responsive, Reliable, and Affordable IT Services and Cybersecurity
From cybersecurity compliance to cloud applications and managed IT services, we guide our customers toward agile, effective, and affordable business solutions that can keep pace with the speed of modern business...
Since 1999, VTC Tech has been a leading provider of IT support and consulting. We have helped hundreds of businesses nationwide increase productivity and profitability by making IT a streamlined part of operations...
Zazmic has been at the forefront of AI/ML and software development innovation for over a decade. Today, we continue to lead the charge as the Google Cloud Premier partner and a top provider of Gen AI, cybersecurity, and cloud services. Design, architecture, top-tier engineering we have it all...
NextGi is a leading provider of Security First Managed IT and Security services. We specialize in developing state-of-the-art cyber security technology tailored specifically for small and medium-sized businesses (SMBs)...
Let's talk tech. We partner many organizations to implement effective technology solutions.
Let's talk tech. We partner many organizations to implement effective technology solutions.
We believe that having a physical presence in the local community is important for providing excellent customer service. Our team is comprised of highly trained professionals with extensive experience in a variety of complete technology solutions, including managed IT services, cybersecurity, phone systems...
Computer Camaraderie offers expert onsite & remote IT support, managed services, & web design in the NYC area and beyond. For over 15 years, our patient problem solvers have been helping home users and small businesses use their technology more efficiently. Services are offered hourly on an as-needed basis or...
Founded in early 2016, CodeBlend labs is an esteemed Web Development and Digital Marketing company which provide digital solutions on every platform focus on user experience and data analytics to optimize usage and conversions...
Real Problems, Real Solutions: Gray Analytics Is Meeting The Need
Real Problems, Real Solutions: Gray Analytics Is Meeting The Need
In a world filled with complex threats, Gray Analytics brings clarity to the critical mission of cybersecurity. As a cybersecurity risk management company, we provide best-practice services across a broad spectrum of cyber scenarios, from Supply Chain Intelligence to Enterprise Cybersecurity, for both...
Whether you're currently facing IT challenges or seeking proactive solutions to prevent future issues, finding the right IT partner is crucial. With our flat monthly fee structure, you can bid farewell to hourly rates, labor billing, drive time fees, hidden charges and unpredictable monthly bills. We've got...
FIT Technologies is a full-service Managed IT and Cybersecurity Provider that develops long-term technology partnerships with our clients to increase efficiency, productivity, and security. We provide services to tens of thousands of users throughout Ohio and across the country...
Security that sees threats coming powered by AI-driven intelligence and expert-led operations designed to detect, understand, and stop risks before they impact your business. Always ahead of emerging threats, built on advanced AI capabilities, and fully prepared to meet compliance requirements, we help you...
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...
Global Company Specializing in Tech-Enabled Professional Services
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...
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...
Elliott Davis provides accounting, tax and consulting services to diverse companies in a wide-range of industries.
Elliott Davis is a leading business solutions provider offering a full spectrum of services in the areas of tax, comprehensive assurance, and consulting services to diverse businesses...
Intuitive IT places the utmost emphasis on the success of its clients. Recognizing the incredible power of technology, they are dedicated to ensuring that it fully realizes its potential to enable clients to excel...
MaineTech Consulting helps growing businesses identify and take the next steps in their technology and business journey. MTC is a Maine-based company servicing organizations across the US.
At MTC, our consultants work with you to streamline business process, technology needs, implement new technologies...
Unissant provides advanced data analytics that empower our clients to meet their business goals. With deep expertise in finance, health IT, national security, and energy, Unissant provides state-of-the-art enterprise computing solutions to both commercial and government clients...
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...
Network Synergy has been providing networking services and support since 1988. We pride ourselves in the quality of our service, which has led to the long-term relationships we enjoy with our customers, most of whom have been with us for more than ten years...
Charles IT is a Connecticut-based managed IT services provider specialising in cybersecurity, compliance frameworks (SOC 2, HIPAA, CMMC, DFARS) and proactive IT support for regulated industries and growth-focused businesses...
CST is Connecticut's premiere MSP (Managed Services Provider) that contracts small-to-medium-sized businesses one encompassing information systems solution...
WordSphere, one of the premier WordPress Design, Development & Management Comapanies. Specializes in building custom websites on WordPress - one of the world's trendy web platforms - at very reasonable market price...
Lieberman Technologies, we help businesses through the efficient use of technology. We provide software and web development, IT consulting services, web design, and hosting, and App development...
Focus on Your Growing Business While We Manage Your Technology
Focus on Your Growing Business While We Manage Your Technology
Techspert Data Services grew out of a long-time passion for computers and networking by its founder Adam Siemienski since he was in grade-school and the start of the personal computer craze...
LegalByte, based in the United States, specializes in forensic and legal services for cyber and crypto incidents, setting the standard for handling complex cases. Trusted by individuals and businesses, we navigate cybersecurity breaches and provide expert forensic solutions. Our team investigates phishing...
Our mission is to connect people with technology that enhances growth, elevates productivity, and empowers innovation.
In recent years, we have grown into a Fortune 1000 company. Today, our more than 2,500 employees work in three offices throughout the country, and in our full service, ISO...
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...
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:
Proposals