Top 100 Penetration Testing Services
The Best of December 2025Looking for a top penetration testing company?
Also known as ethical hacking, penetration testing deals with testing computer systems, networks, and web applications to identify security vulnerabilities. Pen testing simulates real-life security attacks to determine areas that attackers could exploit. Ultimately, it highlights the weaknesses of your company’s IT infrastructure and makes it easier to identify the necessary steps to prevent security breaches.
Hiring a penetration testing company will give you a strategic advantage in bolstering organizational security. Since there are many tools and resources involved in executing penetration tests, working with a penetration testing agency can save you both money and time.
That's why we've created this list of the best penetration testing services for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
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List of the Best Penetration Testing Companies
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3421Undisclosed2 - 9 employeesStafford, VAStrategic Resilience Group LLC is a Stafford, Virginia-based Corporate Training & Coaching company. The team provides Corporate Training & Coaching and IT managed services.Read More
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3422Undisclosed2 - 9 employeesHyattsville, MDSmall Business Consulting company Awesome Technology People, is located in Hyattsville, Maryland. The team specializes in Business Consulting and IT managed services.Read More
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3423Undisclosed2 - 9 employeesWashington, DCCogitari Inc. Is a Business Consulting company launched in 2017. Their services include Business Consulting and Corporate Training & Coaching.Read More
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3424Undisclosed2 - 9 employeesFort Washington, MDCloud consulting & SI company The First Choice is in Fort Washington, Maryland. They offer cloud consulting & SI and IT managed services and were launched in 2000.Read More
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3425Undisclosed2 - 9 employeesWashington, DCTek Terrain is a small Cybersecurity company founded in 2000. Their team specializes in Cybersecurity and Custom Software Development.Read More
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3426Undisclosed2 - 9 employeesMiami, FLSmall IT managed services company Project Services International Corporation, is based in Miami, Florida. Their services include IT managed services and Cybersecurity.Read More
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3427Undisclosed2 - 9 employeesDumfries, VAMTS Advantage is a small custom software development firm based in Dumfries, Virginia. Their services include Custom Software Development and Cybersecurity.Read More
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3428Undisclosed2 - 9 employeesMcLean, VACybersecurity company Endyna, Inc. Was launched in 1999. In McLean, Virginia, the team provides Cybersecurity and Business Consulting.Read More
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3429Undisclosed2 - 9 employeesVersustyle is a SEO agency. They are located in Madrid, Spain and have small team. Their team offers Search Engine Optimization and Web Design.Read More
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3430Undisclosed2 - 9 employeesChicago, ILSmall IT strategy consulting company Fairway IT Solutions, is in Chicago, Illinois. Their services include IT strategy consulting and cloud consulting & SI.Read More
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3431Undisclosed2 - 9 employeesSterling Heights, MITechie Gurus is a small big data analytics company based in Sterling Heights, Michigan. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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3432Undisclosed2 - 9 employeesKing of Prussia, PABluewater Consulting Group is a Cybersecurity company. Their small team is located in King of Prussia, Pennsylvania. Their services include Cybersecurity and IT managed services.Read More
Industries
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3433Undisclosed2 - 9 employeesBengaluru, IndiaMrPentester, a small cloud consulting & SI company, is headquartered in Bengaluru, India. Their services include cloud consulting & SI and Cybersecurity.Read More
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3434Undisclosed2 - 9 employeesDocklands, AustraliaSecureStack is a Compliance Consulting company launched in 2017. The agency focuses on Compliance Consulting and cloud consulting & SI.Read More
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3435Undisclosed2 - 9 employeesHouston Financial Forensics, LLC is a Cybersecurity company. Their small team is in Houston, Texas. Their services include Cybersecurity and Accounting.Read More
Industries
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3436Undisclosed2 - 9 employeesNokomis, FLEstablished in 2019, Hyper Vigilance is a small Nokomis, Florida-based Cybersecurity company. Their services include Cybersecurity and Compliance Consulting.Read More
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3437Undisclosed2 - 9 employeesNsite Solutions, LLC is a Cybersecurity company located in Austin, Texas. Their services include Cybersecurity and IT managed services.Read More
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3438Undisclosed2 - 9 employeesAustin, TXLaunched in 2019, Arise Security is a Cybersecurity company. The team specializes in Cybersecurity and IT strategy consulting.Read More
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3439Undisclosed2 - 9 employeesHudsonville, MIBased in Hudsonville, Michigan, ZATIS IT & Cybersecurity is a cloud consulting & SI company. The team offers cloud consulting & SI and Cybersecurity.Read More
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3440Undisclosed2 - 9 employeesMurphy, TXLaunched in 2012, 12Feet, Inc. Is a small IT strategy consulting company in Murphy, Texas. Their team offers IT strategy consulting and cloud consulting & SI.Read More
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3441Undisclosed2 - 9 employeesBoulder, COCyber Tech Connection is a Cybersecurity company. The team focuses on Cybersecurity and IT managed services and is based in Boulder, Colorado and New York, New York.Read More
Industries
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3442Undisclosed2 - 9 employeesSouth Yarra, AustraliaHeadquartered in South Yarra, Australia, Unified IT is a Cybersecurity company. The team provides Cybersecurity and IT managed services.Read More
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3443Undisclosed2 - 9 employeesThornleigh, AustraliaCyberPro Pty Ltd is a Cybersecurity company. Headquartered in Thornleigh, Australia, the team specializes in Cybersecurity and IT managed services.Read More
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3444Undisclosed2 - 9 employeesCharlotte, NCProtech Systems an NBS Technology is an IT strategy consulting company. The team offers IT strategy consulting and cloud consulting & SI, and the company is based in Charlotte, North Carolina.Read More
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3445Undisclosed2 - 9 employeesSeattle, WAZen Techworks, Inc is a Cybersecurity company. They are located in Seattle, Washington and have small team of experts. Their services include Cybersecurity and IT strategy consulting.Read More
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3446Undisclosed2 - 9 employeesMünchen, GermanyEstablished in 2025, Cynet is a small München, Germany-based Cybersecurity company. Their team offers Cybersecurity and IT strategy consulting.Read More
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3447Undisclosed2 - 9 employeesLignum, VAMTS Moose Tech Solutions is a Cybersecurity company. They are in Lignum, Virginia and have small team of experts. Their services include Cybersecurity and IT strategy consulting.Read More
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3448Undisclosed2 - 9 employeesIrvine, CASmall Cybersecurity company Promenade Software, is based in Irvine, California. The team offers Cybersecurity and cloud consulting & SI.Read More
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3449UndisclosedFreelancer employeesShamong, NJCompass Federal Consulting, a Cybersecurity company, is located in Shamong, New Jersey. They focus on Cybersecurity and Compliance Consulting.Read More
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3450UndisclosedFreelancer employeesChantilly, VACybersecurity company Cyber Vet Solutions, LLC was established in 2016. The small team offers Cybersecurity and Business Consulting.Read More
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