Top 10 Cyber Security Testing Companies in USA in 2025

Explore the top 10 cyber security testing companies in USA, featuring industry leaders like QASource, leveraging AI to protect your business from cyber threats. With a focus on proactive threat detection, this blog helps you find the right partner to safeguard your digital assets.

Businesses are increasingly challenged to protect their networks, data, and systems from growing cyber threats. This rising concern goes beyond simple defense and involves integrating advanced technologies like artificial intelligence (AI) to proactively predict, detect, and mitigate vulnerabilities.

This blog covers the leading cyber and application security testing companies, offers answers to urgent cybersecurity challenges, and serves as a strategic partner in managing the complexities of today's digital world.

Data Breach Consequences

Data breach incidents have many repercussions, with financial losses and business interruptions among the most significant. As of 2023, the consequences of data breaches have been quantified to emphasize their impact:

• On average, a data breach costs businesses globally $4.45 million.
• The cost for each compromised data record stood at approximately $165.
• The United States experienced the highest average data breach cost worldwide, reaching $9.48 million.

These figures underline the critical importance of cybersecurity testing. This testing identifies and addresses vulnerabilities before they can be exploited, helping to mitigate the risk of costly data breaches and ensure business continuity.

How the Right Partner Can Help Secure Your Business

Choosing the right cybersecurity partner is critical for businesses aiming to secure their digital assets and protect themselves against cyber threats. Here's how the right partner can help ensure your business:

• Expertise and Experience: Brings knowledge and experience in dealing with various cyber threats, ensuring your business is protected against the latest vulnerabilities and attacks.
• Proactive Threat Detection: Utilizes advanced tools and techniques to proactively detect threats before they impact your business operations.
• Incident Response and Recovery: Provides rapid response services to minimize the impact of security breaches, helping your business recover quickly and effectively from cyber incidents.
• Cost Efficiency: Helps optimize your security investments by focusing on the most critical vulnerabilities and threats to your business.

10 Shortlisted Cyber and Application Security Testing Companies in 2024

• QASource: Known for its hybrid approach combining traditional and AI-augmented methods.
• QA Mentor: Offers customized testing solutions, focusing on regulatory compliance and application security for global enterprises.
• Indium Software: Specializes in end-to-end testing services, ensuring robust protection for web, mobile, and enterprise applications.
• PacketLabs: Provides security assessments tailored to help businesses uncover vulnerabilities before they can be exploited.
• Kualitatem: Delivers focus on identifying and mitigating potential risks in complex software systems and infrastructure.
• ScienceSoft: Offers a full suite of security testing services, including vulnerability assessment, penetration testing, and risk management.
• BreachLock: A provider utilizing AI and human expertise to help businesses stay ahead of emerging threats.
• Cigniti: A leading provider of cybersecurity testing services, offering customized solutions and in-depth security code reviews to safeguard applications.
• QualiTest Group: Known for providing scalable and cost-effective design to secure large-scale applications and IT infrastructures.
• TestingXperts: Offers a broad range of services, combining manual and automated testing to ensure robust security across all digital assets.

10 Best Cyber and Application Security Testing Companies

Now, you must be curious to know who the most prominent application security testing companies are.

1. QASource

   

   QASource is a leading cyber security company offering comprehensive testing services to protect businesses against emerging cyber threats. Its security testing approach combines advanced tools with expert analysis to identify vulnerabilities and effectively secure applications and networks.

   Core Services	API testing, artificial intelligence testing, blockchain testing, cloud-based application testing, load and performance testing, manual testing, mobile app testing, QA consulting and analysis, salesforce testing, security testing, and test automation.
   Security Testing Services	Continuous penetration testing Mobile app in-depth vulnerability assessments Application scan Smart contract audit Artificial intelligence testing Blockchain penetration testing API security testing Desktop app in-depth vulnerability assessments Manual cybersecurity methodology Software testing services DevOps infrastructure audit
   Onshore/Offshore Testing	Both
   Headquartered	California, United States
   Other Locations	United States Mexico India
   Industries Served	Healthcare, eCommerce, finance, cyber security, legal engineering, banking, retail, media, eLearning, trading, and more.
   Number of Employees	1400+
   Experience	23+

2. QA Mentor

   

   QA Mentor offers tailored cybersecurity solutions, positioning itself as a premier application security testing company. Their expertise in navigating complex security landscapes helps businesses safeguard sensitive data and systems effectively. Its services include penetration testing, vulnerability assessments, and security audits, which ensure robust defense mechanisms are in place.

   Core Services	Test design & execution on-demand, mobile/browser compatibility testing, QA audit & process improvement, automation testing - QA automation, load/stress/performance testing, security/penetration testing, regression testing factory, crowdsourcing testing, and QA eLearning & corporate training.
   Security Testing Services	Testing Consultancy Application Penetration Testing Network Security Testing API Security Testing Cloud Security Testing
   Onshore/Offshore Testing	Both
   Headquartered	New York, United States
   Other Locations	Tunisia Thailand Romania Israel Ukraine France India United Kingdom United States
   Industries Served	Finance & banking, healthcare, eLearning, eCommerce, gaming, healthcare, media & entertainment, mobile & wireless, social media web 2.0, travel & leisure.
   Number of Employees	400+
   Experience	13+

3. Indium Software

   

   Indium Software stands out among cyber security testing companies for its innovative strategies and tools. They specialize in preemptive detection and resolution of security threats, ensuring the highest level of application safety. Their expertise spans application security, network security, and data protection strategies.

   Core Services	Data assurance, cloud assurance, test automation, IoT assurance, API/microservices, resiliency & chaos engineering, smart assistance, low code platforms, functional testing, and TestOps.
   Security Testing Services	Web application security testing Mobile application security testing Source code review Game security testing Game security testing Threat modeling
   Onshore/Offshore Testing	Both
   Headquartered	California, United States
   Other Locations	United Kingdom Singapore India
   Service Area	Healthcare, finance, retail transformation & consulting, manufacturing, digital natives, tech, gaming, and BSFI
   Number of Employees	3400+
   Experience	25+

4. PacketLabs

   

   PacketLabs is a dedicated application security testing company that creates secure software ecosystems for its clients. Its rigorous testing methodologies address specific security challenges, enhancing overall digital protection. PacketLabs help organizations improve their defenses and protect sensitive information.

   Core Services	Managed services provider, app development, and security testing services
   Security Testing Services	Infrastructure Penetration Testing Ransomware Penetration Testing Objective-Based PenetrationTesting Application Penetration Testing DevSecOps Cyber Maturity Assessment Purple Teaming Red Teaming Cloud Penetration Testing ICS/OT Cyber Security Assessment
   Onshore/Offshore Testing	Both
   Headquartered	California, US
   Other Locations	Canada
   Service Area	Finance, banking, insurance, retail, and healthcare
   Number of Employees	25+
   Experience	25+

5. Kualitatem

   

   Kualitatem is a renowned security testing company known for its holistic cybersecurity testing services, which emphasize the early detection of threats and vulnerabilities. Their services cover everything from security audits to ethical hacking and are tailored to meet clients' needs.

   Core Services	Manual Testing, automation testing, performance testing, mobile app testing, TMMi consulting, security code reviews, penetration testing, security, and risk assessment.
   Security Testing Services	Security and risk assessment Cloud security assessments Cyber security testing services Penetration testing company
   Onshore/Offshore Testing	Both
   Headquartered	New York, United States
   Other Location	UAE United Kingdom KSA Canada Pakistan
   Service Area	Financial services, public services, digital media, infrastructure and agriculture banking, insurance, development and transportation, retail, service industries, hospitality and travel, entertainment and sports, telecom, IoT, and healthcare.
   Number of Employees	200+
   Experience	10+

6. ScienceSoft

   

   As a seasoned player among cyber security testing companies, ScienceSoft offers a broad spectrum of security services. Their expertise covers everything from vulnerability assessments to cybersecurity consulting, ensuring clients' applications are impenetrable.

   Core Services	Software development, web development, mobile app development, application testing and QA services, UI/UX design, infrastructure services, and managed IT services.
   Security Testing Services	Penetration testing Vulnerability assessment Social engineering testing Red teaming Compliance testing IT security audit Application security testing Cloud security assessment
   Onshore/Offshore Testing	Both
   Headquartered	Texas, United States
   Other Location	United States Europe UAE KSA
   Service Area	Finance, banking, insurance, lending, investment, fin-tech, payments, retail, healthcare, manufacturing, professional services, transportation and logistics, telecommunications, oil and gas, construction, travel, and hospitality.
   Number of Employees	750+
   Experience	35+

7. BreachLock

   

   BreachLock leverages a unique blend of automated technologies and expert analysis, making it a standout security testing company. Their forward-thinking approach to application helps businesses avoid potential threats. Their innovative approach helps companies to stay ahead of cyber threats.

   Core Services	Penetration testing services
   Security Testing Services	Attack surface management (ASM) Penetration testing as a service (PTaaS) Automated pen testing and red teaming Red team as a service (RTaaS) Continuous pentesting Penetration testing services Offensive security Application security testing CTEM
   Onshore/Offshore Testing	Both
   Headquartered	New York, United States
   Other Locations	United States Netherlands United Kingdom India
   Service Area	Computer software, health care, biotech, IT, non-government, manufacturing, travel, hospitality, telecommunication, and financial services
   Number of Employees	50+
   Experience	5+

8. Cigniti

   

   Cigniti’s security testing services deliver comprehensive solutions to help businesses mitigate potential threats and vulnerabilities. Their approach ensures that applications, systems, and networks are fortified against security risks, from common vulnerabilities to sophisticated attacks.

   Core Services	Digital assurance, quality engineering, enterprise application, test management, advisory and transformation, and engagement models.
   Security Testing Services	Application security testing Mobile application security testing Network penetration testing Cloud application security testing
   Onshore/Offshore Testing	Both
   Headquartered	Hyderabad, India
   Other Locations	United States United Kingdom Canada Australia UAE SouthAfrica Singapore
   Service Area	Various industries, including banking, healthcare & life sciences, communications, manufacturing, energy & utilities, insurance, retail, financial services, logistics, eCommerce, media & entertainment, travel & hospitality, airlines, consumer goods & distribution, automotive, government, education, and technology.
   Number of Employees	4000+
   Experience	15+

9. QualiTest Group

   

   QualiTest Group, a leading application security testing company, offers innovative solutions to combat cyber threats. Their expert team employs the latest techniques to ensure applications are secure from vulnerabilities.

   Core Services	Load and performance testing, test automation, accessibility testing, medical devices testing, mobile and web dev testing, game testing, SAP testing, cyber security testing, and BFSI application testing.
   Security Testing Services	Cyber consultancy DevSecOps Expert Pen Testing Cyber Assurance
   Onshore/Offshore Testing	Both
   Headquartered	London, United Kingdom
   Other Locations	United States Canada Europe India Middle East Africa
   Service Area	Banking and finance, capital markets, insurance, telecom, healthcare, pharma, retail & consumer goods, media & entertainment, technology, energy, utilities, medical devices, credit unions, eLearning, government, aerospace & defense, fashion, gaming, automotive, legal, UK public sector.
   Number of Employees	6500+
   Experience	25+

10. TestingXperts

    

    TestingXperts specializes in providing advanced cybersecurity testing solutions, including robust application security testing. Their services are designed to detect and mitigate risks, ensuring a secure digital environment for businesses.

    Core Services	End-to-end product testing, functional testing, test automation, web and mobile testing, performance testing, security testing, usability testing, accessibility testing, environment and data management, and data testing & analytics.
    Security Testing Services	Penetration testing Vulnerability Scanning Security Scanning Security Audit
    Onshore/Offshore Testing	Both
    Headquartered	Pennsylvania, United States
    Other Locations	United Kingdom Canada UAE Singapore Netherlands South Africa India
    Service Area	Banking and financial services, insurance, travel logistics and airlines, healthcare, ISV, retail, eLearning, media and publishing, digital media and advertising, manufacturing, energy and utilities, automotive, telecom, QSR, retail, public sector, and non-profits.
    Number of Employees	1500+
    Experience	10+

What are the Latest AI Trends in Cybersecurity Testing in 2024?

AI continues to drive innovation in cybersecurity testing in 2024, enhancing efficiency and accuracy in threat detection and response.

• AI-Driven Threat Detection: AI rapidly identifies unusual behavior patterns, adapting to new threats in real-time and minimizing false positives.
• Automated Penetration Testing: AI automates simulated attacks, identifying vulnerabilities faster and with more excellent coverage than manual methods.
• AI-Powered Vulnerability Management: AI scans networks for security gaps, prioritizes risk-based vulnerabilities, and ensures critical issues are addressed first.
• Behavioral Analytics: AI monitors user behavior to detect anomalies, helping prevent insider threats and compromised credentials.
• AI in Security: AI automates incident responses, streamlining workflows, and triggering immediate actions based on threat severity.
• Deep Learning for Malware Detection: AI-driven deep learning models detect new and unknown malware by learning from past attacks and identifying malicious patterns.

What Makes QASource the Best Among Other Testing Providers?

Among these application security testing companies, QASource stands out for several reasons:

• 23+ Years of Experience: QASource brings over two decades of expertise in cybersecurity, providing a profound understanding of the changing threat landscape and strategies to counteract these risks.
• Rating and Reviews: QASource’s testing team has been rated 4.7 on Clutch, G2, and Comparably.
• Automated and Manual Testing: This technique ensures thorough coverage and protection by combining automated and manual testing techniques for comprehensive security assessments.
• Global Presence with Flexible Testing Models: Its international reach and flexible onshore and offshore testing options offer a versatile partnership to businesses worldwide.

QASource’s Success Story

A leading corporate email hosting provider had to lock down the security of their application and turned to QASource for a helping hand. Our experts implemented top cyber security solutions like Fiddler, Apache JMeter, AppScan, NTOSpider, and others to thoroughly test the client’s application. During the initial testing phase, over 10,000 scans of the application were done, including cross-site scripting, SQL injection, and directory indexing. As a result, our team discovered and resolved over 70 high-priority security and 115 regulatory compliance issues.

Conclusion

Selecting a cybersecurity testing company is pivotal for safeguarding your organization's digital assets in 2024. This list of top providers helps you find the best cybersecurity firms that match your specific needs and business objectives. Choosing the right partner is not just about enhancing security but investing in your company's future resilience and reliability!