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
1,014 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.
Software development | HealthTech & Security experts
Software development | HealthTech & Security experts
TechMagic - a full-cycle development company with strong Healthtech expertise that provides end-to-end software development services to businesses.With a proven track record of 200+ successful projects, 10+ years on the market, and 300+ experts onboard, TechMagic is your trusted partner...
Marathon Consulting is a Virginia Beach based, locally-owned Information Technology services company serving businesses of all sizes across the country. Marathon offers a wide range of IT services, including custom application development, data solutions, CMS design and development, and many more...
Regula is a global developer of forensic devices and identity verification solutions with 30+ years of experience in forensic research and the largest library of document templates in the world. We create breakthrough technologies in document and biometric verification...
Technologent is a Global Provider of Edge-to-EdgeTM Information Technology solutions and services for Fortune 1000 companies. We help our clients outpace the new digital economy by creating IT environments that are agile, flexible, efficient, transparent and secure. Without these characteristics, companies...
Over twenty years ago, Nuspire was born out of the devotion to provide a new, fresh and inspiring approach in solving the security gaps that many clients faced. At that time, the idea of a managed security services provider (MSSP) was just an idea, but we believed in a higher purpose – to inspire our...
Integris is your technology partner: giving you peace of mind and the tools your business needs to thrive. We provide premium technology solutions for small-to-medium-sized businesses across the country. Get started with Integris today...
Empist offers managed IT and cloud solutions with nearly two decades of expertise. Our full-service approach includes robust IT services, comprehensive cloud services, and exceptional web and app development...
Logically is an IT consulting and outsourcing firm with offices across the United States. We have locations in ME, MA, CT, OH, NY, NC, TN, MN, NV, and CA...
For over 25 years, Acorn IT Services has helped businesses eliminate IT instability, reduce cybersecurity exposure, and scale with confidence through fully managed IT, cloud, and security solutions, serving mid-sized organizations that cannot afford downtime, compliance gaps, or reactive IT...
Digis provides penetration testing, IT security audits, digital forensics, and industrial cybersecurity for ICS/SCADA systems, using SAST and DAST. The USA cybersecurity firm has completed 30+ projects. Best fit for fintech, healthcare, and eCommerce companies needing compliance-focused security...
Mindrops delivers cloud security services covering threat detection, IAM, data encryption, and compliance alignment. The US cybersecurity firm serves clients across fintech, healthcare, and eCommerce. Best fit for SMBs needing cloud security alongside software and mobile app development...
Software development company that delivers measurable results.
Software development company that delivers measurable results.
SparxIT delivers cybersecurity covering VAPT, red teaming, infrastructure monitoring, GRC, and data leakage prevention. The US cybersecurity company has served Suzuki and Walmart in the past 25 years. Best fit for mid-market and enterprise teams in manufacturing, healthcare, and BFSI...
Genetech Solutions offers cybersecurity covering application security, network security, data encryption, and compliance consultation for GDPR, CCPA, and HIPAA. Best fit for SMBs in fintech, healthcare, or logistics needing security alongside software development...
Unified Infotech offers risk assessment, penetration testing, IAM, SIEM, endpoint protection, and compliance with GDPR and HIPAA. The cybersecurity firm in the US serves 300+ clients across fintech, healthcare, and eLearning. Best fit for SMBs and enterprises...
Motomtech delivers enterprise-grade cybersecurity at mid-market pricing, covering 24/7 threat monitoring, zero-trust architecture, and SOC 2, HIPAA, and compliance support. Best suited for SMBs in healthcare, finance, and SaaS that want security built into their application...
Simublade provides vulnerability management, compliance assessment, endpoint detection, MFA, and disaster recovery planning on AWS and Azure. The US cybersecurity company serves fintech, healthcare, and SaaS clients. Best fit for startups and SMBs needing security alongside product development...
AI-Native App & Enterprise Software Development Company
AI-Native App & Enterprise Software Development Company
TechAhead delivers cybersecurity, covering penetration testing, AI/ML security testing, cloud security, MDR, and IoT security assessment. The American cybersecurity firm is SOC 2 Type II, ISO 27001, and AWS Security certified. It’s served clients like AXA and the ICC...
Aldridge provides managed cybersecurity, including 24/7 SOC, MDR, SIEM, dark web monitoring, MFA, and security awareness training. The cybersecurity firm in the USA is SOC 2 certified and a Microsoft Gold Partner. Best fit for SMBs in construction, manufacturing, healthcare, and legal services...
Mainstream Technologies delivers risk assessment, threat monitoring, compliance, incident response, and workforce training. The US cybersecurity agency is SOC 2 Type II certified and a CMMC-AB registered provider since 2010. Best fit for SMBs and government contractors needing a local MSSP...
eMazzanti Technologies delivers cybersecurity covering SOC, network security, penetration testing, MFA, dark web monitoring, and email defense. The American cybersecurity agency is a Microsoft Gold Partner ranked #1 MSP in New York City. Best fit for SMBs in legal, retail, and government...
Koltiv provides risk assessments, MDR, firewall and endpoint protection, security awareness training, compliance support for HIPAA, CMMC, and NIST, and disaster recovery planning. The USA cybersecurity firm serves agriculture and manufacturing clients. Best fit for SMBs needing security and managed IT...
Vofox Solutions, a leading Offshore Development Company with CMMI Level 3 Certification, is renowned for delivering reliable and world-class software development solutions. Our exceptional development team and utilization of cutting-edge technologies enable us to meet and surpass client expectations...
Softwarium was founded almost twenty years ago with a vision of providing companies of all sizes with innovative technological solutions to meet their business needs and give them a competitive advantage. We pride ourselves on being both results-driven and culture-centric. All our team members play an...
Accedia offers web app penetration testing, source code vulnerability assessment, and cloud penetration testing on AWS, Azure, and Google Cloud. The firm holds ISO 27001 and TISAX certifications, with CEH-certified staff. Best for technology companies needing security testing and software development...
Cabot Solutions Inc. is a well-established company with a decade-long track record of successful projects in the United States and Canada across various industry domains, technologies, and areas of expertise...
Designed To Simplify, Secure, And Scale Your Business
Designed To Simplify, Secure, And Scale Your Business
The 20 MSP delivers Managed IT Services that help businesses operate smarter, safer, and more efficiently across single and multi-location environments. We act as a true extension of your organization, providing proactive IT support, cybersecurity, cloud and Microsoft and Apple management, and strategic IT...
MILL5 is a global AI and technology consulting company offering Software Consulting, Performance Engineering, and Managed Service offerings to businesses across various industries...
A foundation that dates back to 1989, nearly 30 years later, and with over 6,000 employees, RSK is still evolving and growing to provide exceptional services to its clients. RSK aims to be a global leader in environmental science, research, engineering, and technical services...
Where Vision Meets Execution and Innovation Has Purpose. We believe technology should do more than just function it should fuel transformation, unlock hidden potential, and create a meaningful impact. With over a decade of experience, we specialize in delivering custom-built, high-performance solutions across...
Delap is a large Oregon public accounting firm committed to helping clients manage, grow, and protect their businesses and wealth through financial complexities...
SharkStriker is a cybersecurity agency empowering organizations with comprehensive protection and proactive defense strategies. Leveraging human expertise alongside machine intelligence, SharkStriker enhances existing security investments to deliver robust, integrated solutions. Its compliance and security...
Layer 3 Communications is a distinguished engineering firm that excels in delivering comprehensive network services and cutting-edge products. Our expertise lies in handling intricate network requirements...
IT Infrastructure & Cybersecurity Solutions Provider.
IT Infrastructure & Cybersecurity Solutions Provider.
At vCloud Tech, we revolutionize how businesses adopt and innovate with cloud technology. Born in the cloud-first, mobile-first era, we specialize in modernizing applications, digitizing data, and securing modern datacenters. Our top talent and expertise fuel global innovation, creating strong partnerships...
Envista Forensics is a global leader in forensic engineering & recovery solutions.
Envista Forensics is a global leader in forensic engineering & recovery solutions.
Envista Forensics is the global leader in providing comprehensive forensic consulting and engineering services. Our multi-disciplinary teams of highly skilled experts lend their expertise to insurance and legal professionals...
Tech.us is an AI software solutions company that provides AI development, mobile applications, cloud consulting, and IT services. We focus on creating secure, scalable, and innovative technologies that support businesses in their digital journey...
Sparity is a leading software development company, coding the future of innovation. Our mastery includes digital transformation solutions, data engineering, cloud services, DevOps, and cybersecurity, executed with exceptional expertise...
Founded in 2000 by four experienced leaders in technical support of the U.S. military, today SimVentions is headquartered just south of Washington D.C. in Fredericksburg, VA...
A cybersecurity and compliance agency dedicated to safeguarding businesses against cyber threats and ensuring adherence to complex privacy regulations. Through expert audits, training, and tailored solutions, the agency mitigates risks and protects sensitive data...
Katalyst helps businesses achieve their tech goals, ensuring they reach new heights swiftly. We assure 100% satisfaction with our services. If not, we'll make it right or refund you for the last 30 days...
PoloSoft Technologies is an innovative service provider for enterprise software, CRM, ERP, mobile applications, IoT, Digital Transformation, Cloud technologies, Web Services, e-Commerce, GIS, LiDAR & CAD. Our IT solutions make some glorious promises to our clients that give business empowerment, greater...
Since its founding in 1990, MBI Companies Inc. (MBI) has been committed to being the top architectural, engineering, and interiors firm in the markets we serve. We do this by hiring the most talented and highest integrity people, by being the leader in technological innovations and expertise, by being...
4SquareSolutions is a software development partner committed to transforming innovative ideas into robust business solutions. With expertise in custom development and cybersecurity, cloud consulting, and mobile app design, the agency leverages cutting-edge technologies to propel digital products to success...
Keller Schroeder is an employee-owned, information technology consulting services firm, and a value-added reseller and systems integrator of hardware and software products...
SBS Cyber Security is a dedicated partner that provides tailored cybersecurity solutions, empowering organizations to navigate today’s complex cyber threat landscape. By offering custom approaches to protect and elevate security strategies, SBS ensures businesses can make informed decisions and stay ahead...
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