Cybersecurity is receiving more and more importance every day. According to the most recent statistics, hackers managed to execute 2,365 cyberattacks last year, and 343,338,964 people fell victim to them. Thus, data breaches have grown by as much as 72% since 2021. The amount of data that is expected to be breached in 2024 has reached an estimated cost of $4.88 million.
There are many reasons why choosing the proper cybersecurity testing company as your partner is crucial for your organization. The priority is to secure digital assets and provide defenses against cyber threats. So, what are the main ones to hire the right partner?
- Cost Effectiveness
- Incident recovery and response
- Proactive threat detection
- Experience and expertise
Taking this situation into account, we are showcasing the list of the top cybersecurity testing firms in the USA for the year 2026.
Here is a list of the Top Cybersecurity Testing Companies for 2026
1. Diginatives
Diginatives is a provider of top-notch cybersecurity solutions for both large enterprises and smaller businesses, serving a diverse range of industries. They assist their clients in successfully safeguarding their systems against various data breaches and security vulnerabilities. They also make sure that different solutions comply with established security standards, which is crucial for reducing risks from external attacks. Some of the key services Diginatives offers include security for IoT devices, Virtual Chief Information Security Officer (vCISO) support, protection against DDoS attacks, security for mobile and web applications, enterprise-level security monitoring and defense, data security advice, penetration testing, and comprehensive cybersecurity assessments.
| Headquarters | New Jersey, United States |
| Employees | 50–200 |
| Core services | IoT security, vCISO, DDoS protection, mobile/web app security, pen tests, enterprise monitoring. |
2. Fortinet
Founded in 2001, the cybersecurity company that has become very successful is located in Sunnyvale, California. Security solutions like intrusion detection, endpoint security, and firewall systems are the products sold by the company. The company operates globally through its various branches. Its offerings extend to diverse industries, service providers, small and medium-sized companies, and operational technology sectors. The company has also launched various tools and services that are powered by AI.
| Headquarters | Sunnyvale, California, USA |
| Employees | 14,000 |
| Core services | Next-gen firewalls, IDS/IPS, endpoint security, secure SD-WAN, network, and cloud security. |
3. Zscaler
The American cloud security company, whose main office is located in San Jose, California, is the one that has communicated the latest developments in the field of cloud security. The whole package of solutions includes: cybersecurity threat detection, data security, zero trust networking, business analytics, VPN alternative, zero trust SASE, M&A integration acceleration, and digital experience optimization etc.
| Headquarters | San Jose, California, USA |
| Employees | 8,000 |
| Core services | Cloud-native Zero-Trust, SWG, ZTNA (ZPA), CASB, DLP, threat intel, cloud workload protection. |
4. CyberArc
CyberArc is an Israeli enterprise that has utilized technology in a variety of sectors such as the government, healthcare, retail, energy, and financial services. Its offerings include: customer and workforce access, endpoint privilege security, privileged access management, secrets management, cloud security, and identity management. The organization receives clients due to its ability to provide secure and seamless access for different identities, smart privilege controls, and versatile orchestration and identity automation solutions.
| Headquarters | Newton, Massachusetts, USA (orig. Israel roots) |
| Employees | 1,900–2,500 |
| Core services | Privileged access management, secrets management, identity security, PAM for cloud and endpoints. |
5. QASource
This, which is the best cybersecurity company, provides deep testing services to protect any company against future cyber threats. The security testing method used by this combines professional evaluation to locate weaknesses. This is a crucial factor in the protection of networks and applications. The key services. The key services by QA Source are: DevOps infrastructure audit, software testing consulting services, manual cybersecurity methodology, desktop app comprehensive vulnerability testing, API security testing, blockchain pen testing, AI testing, smart contract audit, app scan, mobile comprehensive vulnerability assessment, and continuous pen testing.
| Headquarters | India (delivery) / remote US presence |
| Employees | 50–200 |
| Core services | App security testing, vulnerability assessments, penetration testing, security audits, and remediation guidance. |
6. QAMentor
This firm offers personalized cybersecurity solutions and positions itself as the top mobile application security testing firm. They have expertise in tackling tough security situations. Thus, organizations are able to secure their critical systems and information easily. Security audits, vulnerability assessments, and penetration testing are their core services. This ensures that the protection mechanisms are excellent.
| Headquarters | India (delivery) / remote US presence |
| Employees | 50–200 |
| Core services | App security testing, vulnerability assessments, penetration testing, security audits, and remediation guidance. |
7. Indium Software
The best cybersecurity testing company is in the self-proclaimed position of this company, due to its best tools and strategies. Their expertise is in the area of resolution of security threats and preemptive detection. Therefore, the security levels of the apps are very high. The company offers main services like threat modeling, game security testing, source code review, and mobile & web app security testing.
| Headquarters | New Jersey, USA; delivery in India |
| Employees | 1,000–2,000 |
| Core services | App security testing, source code review, threat modeling, mobile and web security services. |
8. Qualified
The best app security testing company is the one that creates secure software ecosystems for its clients. A complex testing framework such as theirs goes the extra mile, especially in the case of particular security challenges. This whole digital security gets better and stronger. Professionals with the right qualifications help companies strengthen their defenses and protect their sensitive data. Among their offerings are source code review and penetration testing.
| Headquarters | USA (varies by product/division) |
| Employees | 50–300 |
| Core services | Application security testing, source code review, penetration testing, and secure development practices. |
9. ScienceSoft
ScienceSoft, a leading and long-established company, has provided a wide range of security services. Their skills include vulnerability assessment and cybersecurity consulting as part of their offerings. This ensures that the customer’s applications are safe from intruders. The main services offered are: cloud security assessment, app security testing, IT security audit, compliance testing, red teaming, social engineering testing, vulnerability testing, and pen testing. Goodfirms has also included ScienceSoft in its listing.
| Headquarters | McKinney, Texas, USA |
| Employees | 1,500–2,000 |
| Core services | Vulnerability assessments, pen tests, cloud security assessments, compliance testing, red-teaming. |
10. BreachLock
It is heavily dependent on a unique mix of specialist evaluation and automated technologies. This, in turn, allows the company to capture a significant portion of the market. The use of a progressive attitude towards cybersecurity testing and apps. This enables companies to avoid possible perils. Their unique strategy keeps them always one step ahead of the competition. Among its outputs are machine-driven pen testing and red teaming, pen testing as a service, and attack surface management.
| Headquarters | Plano, Texas, USA |
| Employees | 50–200 |
| Core services | Automated pen testing, PTaaS, red teaming, attack surface management, and continuous testing. |
11. Trustwave
The provider of one of the best cybersecurity solutions on a global scale gives various services such as compliance management, threat response, and detection. The services offered by the company are mainly intended to support firms in identifying and fixing security weaknesses in their infrastructures, applications, and networks.
| Headquarters | Chicago, Illinois, USA |
| Employees | 2,500–3,000 |
| Core services | Managed security services, threat detection, incident response, compliance, MSSP/SOC services. |
12. Rapid7
This is indeed the leading cybersecurity firm that provides a broad range of options concerning the same. Among these solutions are incident detection, response, and the management of weaknesses within the network devices. To this extent, the primary purpose of the firm’s security offerings is to assist corporations in locating and fixing weaknesses.
| Headquarters | Boston, Massachusetts, USA |
| Employees | 2,400 |
| Core services | Vulnerability management, incident detection & response, MDR, threat intel, cloud security tools. |
13. Acunetix
This company is offering a robust security scanner for web applications that not only identifies the issues but also resolves them. XSS and SQL injection are some of the threats that the scanner can detect in both APIs and websites. It automates the scanning process and assesses the server-side code, integrating with the developers’ tools for faster patching.
This company will help you get a full picture of web security for virtual patching of the web application firewalls. It ensures seamless integration with developers’ tools, CI/CD systems, and issue trackers to sort out the remediation process.
| Headquarters | US and UK |
| Employees | 100–300 |
| Core services | Web application scanner, automated XSS/SQLi detection, API scanning, CI/CD integration for devs. |
14. AlertLogic
Vulnerability management for threat detection and response (MDR), web app firewalls (WAF), compliance services, and SOC-as-a-service are what it offers. The platform carries out the assessment of over 140 billion log messages on a regular basis. This provides threat intelligence along with an AWS partner. Its services include 24/7 log management, remediation, incident validation, and threat monitoring. The main advantages involve tailored and scalable pricing plans and cloud management vulnerability leadership.
| Headquarters | Houston, Texas, USA |
| Employees | 700–1,000 |
| Core services | MDR, cloud security, WAF, log management, vulnerability scanning, 24/7 threat monitoring. |
15. ArcticWolf
The firm ponders upon the information of different angles. the angles are cloud, networks, and endpoints. This will enable them to keep an eye on employee security awareness and risk management continuously, 24/7, and at the same time, each will be in the loop and work together to shield the organization from risks. In case of a breach, the company will stand behind the customer with its incident response services that promise a swift recovery through the establishment of a strong security stance. The firm supplies weekly reports and an easy-to-use and friendly dashboard.
| Headquarters | USA |
| Employees | 2,000+ |
| Core services | MDR, SOC-as-a-service, threat detection, continuous risk management, security operations. |
16. Astra Security
Astra stands as the top SaaS cybersecurity firm that has gained recognition for its expertise in supplying novel solutions. They conduct over 9300 compliance checks and tests that ensure total security by combining automation with human expertise.
The company provides real-time support from experts, seamless integration with the tech stack, and the elimination of false positives. Thus, it strives to make cybersecurity a non-burdensome, efficient, and straightforward process for companies all over the world.
| Headquarters | India (Bengaluru) / global remote |
| Employees | 100–300 |
| Core services | SaaS security scanning, automated and manual testing, compliance checks, WAF, and remediation help. |
17. Avast
It forms a crucial part of the whole digital ecosystem shielding. It does network filtering protection using the actual endpoint protection with anti-malware and powerful antivirus. There’s cloud security that secures applications and data, and managed services that are giving threat response and monitoring services around the clock. As an excellent security provider, it provides IT staff with the ability to automate remote control and patch management, which is backed by a vast global threat detection network.
| Headquarters | Prague, Czech Republic |
| Employees | 1,700–2,000 |
| Core services | Endpoint antivirus, anti-malware, cloud security, managed detection, consumer & SMB protection. |
18. Bitdefender
This company provides services to large corporations, small companies, and individuals. It considers itself one of the top players in native cloud and endpoint security. It provides solutions for incident response, detection, and top-notch threat prevention.
Their products consist of: security solutions for the network, protection for endpoints, and antivirus software for personal use. The antivirus program of this firm has been consistently rated as the best by independent testing conducted by security firms.
| Headquarters | Bucharest, Romania |
| Employees | 1,600–2,000 |
| Core services | Endpoint protection, cloud-native security, threat prevention, detection, and antivirus for enterprises/consumers. |
19. Check Point
Checkpoint Software Technologies is the premier provider of cybersecurity solutions. They offer the largest range of products for cloud, endpoint, and network security. Their best product is the Check Point firewall, which is the leading product in the network security market. The company provides AI-based solutions delivered through the cloud that secure your workstation from start to finish.
| Headquarters | Tel Aviv, Israel; global HQs |
| Employees | 5,500–6,500 |
| Core services | Firewalls, cloud security, endpoint security, VPN, network and gateway protection, threat prevention. |
20. BurpSuite
This organization utilizes the PTaaS platform to equip your company with a superior alternative for overall traffic evaluation. The scanning of vulnerabilities such as XSS and SQL injection is carried out for the purpose of automating attacks to uncover CVEs, and it also reveals hidden pages and generates detailed reports.
By combining extensive manual penetration testing with remediation assistance, the flexibility of this company with BApps allows for the customization of testing needs and the preventive locating of vulnerabilities to be a part of the process.
| Headquarters | PortSwigger Ltd — UK |
| Employees | 50–200 |
| Core services | Web security testing platform (Burp Suite): proxy, scanner, intruder, extension ecosystem, PTaaS support. |
21. Cisco
Cisco offers a broad range of solutions. The SASE platform, which allows access for users and devices at any location, is among these solutions. What is more, an AI-powered XDR solution is there to spot and eliminate threats throughout your apps, cloud, and endpoints. Similarly, it applies multi-cloud security through endpoint protection for devices, IAM, and security measures for the network perimeter to keep apps and data safe. Thus, it prevents unauthorized users from accessing sensitive information while securing access for the rightful ones.
| Headquarters | San Jose, California, USA |
| Employees | 80,000–90,000 |
| Core services | Networking + security: SASE, XDR, firewalls, IAM, endpoint, cloud security, secure access solutions. |
22. Cobalt Iron’s
This organization not only offers support but also provides essential cybersecurity that protects your company’s information from illegal intrusion and misuse through stringent data control and authentication. It relies on analytics and, therefore, dangers are continuously monitored and mitigated automatically. Moreover, it does away with the insecurities connected to the old backups. A protective barrier is thus set up against ransomware attacks, which consist of quick recovery, impact assessment, detection, and preparedness as part of the safety measures.
| Headquarters | Alpharetta, Georgia, USA |
| Employees | 100–300 |
| Core services | Data protection, secure backup, ransomware-resilient backup, analytics for backup security and recovery. |
23. Crowdstrike
This firm has relearned its hard times with the new skills acquired in XDR, endpoint security, and threat hunting. Their Falcon platform, which is the same as the one used by the giants in the field, works through cloud-native architecture to provide not only the best but the fastest threat detection and complete endpoint protection as well.
GenAI is their other offering, and it is named Charlotte AI. The clients are now enabled to create AI workflows that are both faster and smarter. A cloud-based approach is taken that allows for quicker scalability and deployment. This is what makes it very popular among big enterprises.
| Headquarters | Austin, Texas, USA |
| Employees | 10,000+ |
| Core services | Falcon platform: endpoint protection, EDR/XDR, threat hunting, cloud workload protection, threat intel. |
Conclusion
The above-referenced firms are the top ones in cybersecurity testing. All these companies will make sure that you are able to deal with any type of cyber threat that would have been able to ruin your good name.
In simpler terms, a cybersecurity firm from the enumerated companies can be chosen by you in the case of a requirement for a full security suite, vulnerability management solutions, and AI-powered threat hunting. You need to understand that proactive defense is a crucial aspect. If you do not take any steps today, you will not be able to secure your system and important data.
The table below gives you an overview of the discussion above:
| Company | Core Services |
| Diginatives | IoT security, vCISO, DDoS protection, mobile/web app security, pen tests, and enterprise monitoring. |
| Fortinet | Next-gen firewalls, IDS/IPS, endpoint security, secure SD-WAN, network, and cloud security. |
| Zscaler | Cloud-native Zero-Trust, SWG, ZTNA (ZPA), CASB, DLP, threat intel, cloud workload protection. |
| CyberArc | Privileged access management, secrets management, identity security, PAM for cloud and endpoints. |
| QASource | App security testing, vulnerability assessments, penetration testing, security audits, and remediation guidance. |
| QAMentor | App security testing, vulnerability assessments, penetration testing, security audits, and remediation guidance. |
| Indium Software | App security testing, source code review, threat modeling, mobile and web security services. |
| Qualified | Application security testing, source code review, penetration testing, and secure development practices. |
| ScienceSoft | Vulnerability assessments, pen tests, cloud security assessments, compliance testing, red-teaming. |
| BreachLock | Automated pen testing, PTaaS, red teaming, attack surface management, and continuous testing. |
| TrustWave | Managed security services, threat detection, incident response, compliance, MSSP/SOC services. |
| Rapid7 | Vulnerability management, incident detection & response, MDR, threat intel, cloud security tools. |
| Acunitix | Web application scanner, automated XSS/SQLi detection, API scanning, CI/CD integration for devs. |
| AlertLogic | MDR, cloud security, WAF, log management, vulnerability scanning, 24/7 threat monitoring. |
| ArcticWolf | MDR, SOC-as-a-service, threat detection, continuous risk management, security operations. |
| Astra Security | SaaS security scanning, automated and manual testing, compliance checks, WAF, and remediation help. |
| Avast | Endpoint antivirus, anti-malware, cloud security, managed detection, consumer & SMB protection. |
| Bitdefender | Endpoint protection, cloud-native security, threat prevention, detection, and antivirus for enterprises/consumers. |
| Checkpoint | Firewalls, cloud security, endpoint security, VPN, network and gateway protection, threat prevention. |
| BurpSuite | Web security testing platform (Burp Suite): proxy, scanner, intruder, extension ecosystem, PTaaS support. |
| Cisco | Networking + security: SASE, XDR, firewalls, IAM, endpoint, cloud security, secure access solutions. |
| CoBalt Iron | Data protection, secure backup, ransomware-resilient backup, analytics for backup security and recovery. |
| Crowdstrike | Falcon platform: endpoint protection, EDR/XDR, threat hunting, cloud workload protection, threat intel. |
