Our expert analysts listed the leading penetration testing companies that help organizations keep malicious systems and network attacks at bay. Search and choose the most fitting partner firm for your business with our user-friendly filtering tool.
Best Penetration Testing Firms
508 Companies-Rankings updated: September 03, 2026
DesignRush evaluates all cybersecurity firms listed based on technical expertise, proven practical experience, and client reviews. Some listings may be paid.
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World's #1 Rated & Reviewed App, Website & Software Development Company
World's #1 Rated & Reviewed App, Website & Software Development Company
Worlds #1 Rated & Reviewed Tech Partner, Probey Services is a world-renowned IT and digital solutions company, headquartered in London, UK, with a state-of-the-art development center in India and 11 international branches across the USA, UK, Australia, Dubai, and beyond...
Zazz covers the full cybersecurity stack, from penetration testing and Zero Trust architecture to 24/7 SOC monitoring and incident response. Delivering 100+ security audits, the cybersecurity company offers technical depth and audit-ready compliance to its clients...
The Right Technology Partner Can Change Everything
The Right Technology Partner Can Change Everything
TechnoYuga is a leading AI-Native product engineering company established with the vision of helping startups, SMEs, and enterprises build powerful, scalable, and future-ready technology solutions that drive real business growth...
AI-Driven Software Development Company in Singapore
AI-Driven Software Development Company in Singapore
At TechTIQ Solutions, we are your most trusted software development company and digital transformation consultant partner and are focused on getting projects done accurately, effectively and efficiently. Contact us today and tell us which business challenge you are facing, and we will help you to find an...
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Enterprise Software & AI Engineering - Silicon Valley Rigor, Nearshore Speed
Enterprise Software & AI Engineering - Silicon Valley Rigor, Nearshore Speed
Cheesecake Labs is a Data, AI, and Blockchain modernization partner specializing in AI implementation, agentic software development, data engineering, and enterprise-grade digital products...
Next gen of QA, riding the wave of agentic pipelines.
Next gen of QA, riding the wave of agentic pipelines.
BetterQA provides independent security testing using 8 proprietary tools, combining AI-powered triage and human expert review. With 50+ engineers, the cybersecurity company helps businesses with fast-moving teams needing audit-ready compliance coverage...
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Your AI-tech partner
Your AI-tech partner
Kreante is an AI partner measured on business results, not on demos. Founded in 2020 and headquartered in Miami , we help services companies put AI where it moves a number: revenue, margin, hours recovered.Part of the Claude (Anthropic) partner network.Claude certified developers...
Digis integrates security throughout the SDLC, combining SAST, DAST, penetration testing, and AI-powered threat modeling under one team. With clients like HubSpot and BlaBlaCar, it offers expertise in fintech, healthcare, and eCommerce companies that want security built in, not bolted on...
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Building Products AI-Native Way
Building Products AI-Native Way
Talentica Software is a leading product engineering company that helps startups, growth-stage, and technology companies build end-to-end products and achieve business outcomes. The company has specialized in AI & Machine Learning, Generative AI, Data Engineering, Blockchain, and Big Data...
Passionate about crafting innovative digital solutions, TechGropse is a leading technology firm that specializes in mobile app development, web development, and emerging technologies. Our commitment to excellence, creativity, and client satisfaction sets us apart...
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ELEKS, a trusted partner for guaranteed software engineering excellence, quality, and transparency.
ELEKS, a trusted partner for guaranteed software engineering excellence, quality, and transparency.
ELEKS runs a six-stage security process from discovery to managed services, spanning penetration testing, threat hunting, and compliance. With its proprietary HITRUST-certified eCAP platform, the cybersecurity company offers expertise in complex regulatory environments...
Weboconnect is a top web and mobile app development company delivering innovative solutions globally. With 8+ years of expertise, we specialize in SaaS, AI, and custom app development...
Infograins Software Solutions Pvt. Ltd., established in 2013 by Ajay and Vipin Shukla, delivers innovative IT services, including blockchain solutions, mobile app development, custom software development, staff augmentation, and AI integration. Our dedicated team provides goal-oriented solutions...
Engineering Intelligent Solutions Through Design and Code - Web, Mobile AI, Blockchain
Engineering Intelligent Solutions Through Design and Code - Web, Mobile AI, Blockchain
SapientPro is a custom software, design, and AI development team. Since 2017, we've shipped 200+ projects in the US and EU, with offices in New York, Tallinn, and Lucerne. Most clients come back for a second project, the metric we actually care about...
Software development company that delivers measurable results.
Software development company that delivers measurable results.
Sparx IT delivers proactive cybersecurity across red teaming, VAPT, AI security, Web3 auditing, and managed SIEM. Backed by 25 years of experience, it has helped clients reduce exploitable vulnerabilities by 60% and critical risks by 40%...
Genetech Solutions offers cybersecurity across application security, network security, disaster recovery, and compliance consultation. With clients across fintech, healthcare, and logistics, it suits SMBs looking for a single partner to assess, build, and manage their full security program...
Simform is a premier digital engineering company specializing in Product Engineering, Cloud, Data, Agentic AI, and Enterprise Platform Innovation. We help enterprises and high-growth ISVs build digital experiences and scalable, enterprise-grade products what work at scale...
Working with nonprofits, government agencies, and SMEs since 1997, Rivell’s cybersecurity expertise spans threat detection, network security, and cloud protection. The leading cybersecurity company provides proactive 24/7 monitoring and support with a local focus...
TruAdvantage delivers managed cybersecurity to SMBs and healthcare organizations through a 24/7 staffed SOC, Zero Trust network access, MDR, and SIEM log monitoring. Providing comprehensive cybersecurity since 2001, it is best for businesses needing enterprise-grade security without an in-house team...
Computools covers the full cybersecurity stack from penetration testing and Zero Trust network security to industrial ICS/OT protection and DevSecOps integration. With multi-certified engineers, it serves fintech, healthcare, and manufacturing companies seeking compliant and hands-on threat defense...
Making functional and user friendly software's for humans
Making functional and user friendly software's for humans
Mobirevo is a Leading custom software development agency focused on web, mobile app development & saas application development, Enterprise resource planning, and management software (ERP software development). We are a team of incredible Design & Agile software development experts in all major technology...
At TechTose, we turn ideas into impactful products with a focus on innovation in Web3, blockchain, and AI. At TechTose, we believe in the transformative power of technology. With over 9 years of industry expertise founders, we've carved a niche in delivering cutting-edge software solutions that empower...
Delostyle Studio Private Limited is a creative design and branding agency specializing in innovative solutions for businesses. They offer a range of services, including graphic design, digital marketing, and web development, focusing on enhancing brand presence. Known for their artistic approach and attention...
Transforming Businesses Through Technology, Marketing & Innovation.
Transforming Businesses Through Technology, Marketing & Innovation.
Paperboat Tech Solutions is a custom software development and digital marketing agency with 19+ years of experience. We specialize in web development, mobile apps, healthcare marketing, SEO, UI/UX design, and business automation solutions that drive measurable growth...
Managed I.T. Services & Cybersecurity Solutions Since 1994
Managed I.T. Services & Cybersecurity Solutions Since 1994
LME Services has protected businesses since 1994, offering 24/7 SOC monitoring, MDR, SIEM, and compliance support across legal, accounting, and financial services. Trusted by clients including Spring Bank Wisconsin and HighRadius, the cybersecurity firm delivers enterprise-grade cybersecurity to businesses...
SDLC Corp is a software development company founded in 2015 and headquartered in Batavia, USA. With 400+ professionals, the company provides software, web and mobile, AI, ERP, blockchain, SaaS, cloud, and gaming development services for startups and enterprises across multiple industries...
Ezulix is a custom software development company specialising in bespoke software designs tailored to specific business requirements. Ezulix specialises in on-demand solutions in the following fields:...
a1qa, a global pure-play QA and test automation provider, brings over 20 years of expertise in delivering quality assurance and software testing services. The organization adjusts its workflows to comply with ISO 9001/27001 standards...
Innovating Success Through Technology & Blockchain.
Innovating Success Through Technology & Blockchain.
InvoZone applies AI-powered threat detection and human-led expertise across its cybersecurity services, including behavioral analytics, data encryption, and cloud security. With a team of 500+ developers across the USA, UK, Canada, and Australia, it has completed 300+ projects with a 97% success rate...
Turning Digital Ideas into Powerful & Lucrative Realities
Turning Digital Ideas into Powerful & Lucrative Realities
WEZOM brings 26 years of cybersecurity experience, covering penetration testing, vCISO, EDR, and compliance support. Having 250+ long-term clients, including Metinvest and Aptiv, the cybersecurity company is best for enterprises in logistics, healthcare, and fintech seeking a proven security partner...
At SPEC INDIA, we are Empowering businesses with AI in the digital world. With more the 36+ years of experience in the tech space we have been delivering bespoke software solution that power businesses worldwide. Our commitment and assurance of quality makes us stand out in the market....
Exoft is a software house with a significant background in web and mobile development.
Exoft is a software house with a significant background in web and mobile development.
Since 2013, Exoft protects software across its full lifecycle: from security and penetration testing to AI-powered threat detection and IT infrastructure hardening. Delivering 150+ projects in healthcare, logistics, and finance, it offers businesses a security partner accountable for long-term outcomes...
Datazo InfoTech is an Award-Winning & World-Class Software Development Company with Engineering Hubs in NYC. We are committed to providing end-to-end IT services with a mission to solve complex software engineering problems...
Solving complex problems with design and technology since 2005.
Solving complex problems with design and technology since 2005.
Accredited by NCSC and CREST, Infinum offers end-to-end security, including penetration testing, red teaming, and GRC. It is led by a team of 390+ consultants who hold CISSP, OSCP, and CHECK certifications and hands-on experience in banking, healthcare, and national defense...
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Precise Software Solutions
Precise Software Solutions
Exaud develops custom cybersecurity software for high-tech companies, covering real-time threat detection, data protection, and compliance with industry standards. With expertise spanning AI, IoT, and blockchain, the cybersecurity firm builds security directly into complex technology ecosystems...
ScienceSoft USA Corporation, doing business as ScienceSoft, is an AI transformation and software development company with more than 36 years of experience. We deliver secure solutions for healthcare and financial services, as well as retail, manufacturing, telecom, and more...
Dedicated Teams That Build Complex Software Systems
Dedicated Teams That Build Complex Software Systems
Founded in 2012, SiliconMint delivers cybersecurity through static and dynamic code analysis, secure product architecture, vulnerability testing, and data encryption. Trusted by Verizon and the Royal Bank of Scotland, the firm brings enterprise-grade security to fintech, banking, and telecom...
Transforming Business Through Scalable Software and Ethical AI
Transforming Business Through Scalable Software and Ethical AI
With 14+ years of experience, SumatoSoft secures IoT environments at the device, network, cloud, and application levels. It covers threat modeling, firmware security, penetration testing, and compliance support, delivering 350+ projects across 25+ countries...
Leading the AI Revolution in Healthcare & Enterprise Solutions
Leading the AI Revolution in Healthcare & Enterprise Solutions
Next-Generation AI Development Company - Transforming Ideas into Intelligent RealityDreamSoft4u is pioneering the future of AI-powered software development with cutting-edge Generative AI solutions that deliver measurable business impact...
Quest Global Technologies is a global leader in development & consultation of cutting-edge Blockchain, Metaverse, AR/VR, QA, Automation, Salesforce & Web3 advancements...
We create digital products and grow with our partners!
We create digital products and grow with our partners!
Rocketech is a software development company collaborating with 100+ Middle and Senior level IT and business professionals and specialising in analytics-driven web and mobile development. Our team has released 150+ products for 100+ startups and enterprises...
9Yards Technology helps enterprises scale engineering teams with pre-vetted IT professionals through flexible IT Staff Augmentation and dedicated development solutions...