Top 100 Penetration Testing Services
The Best of February 2026Looking 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.
List of the Best Penetration Testing Companies
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1$5,000+10 - 49 employeesAmsterdam, NetherlandsSekurno is a Cybersecurity company. The Tallinn, Estonia-based agency was founded in 2019. The small team offers Cybersecurity.Read More
Clients
RAKwirelessIndustries
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2$10,000+50 - 249 employeesToronto, CanadaRead More
Located in Toronto, Canada; San Francisco, California and Calgary, Canada, Packetlabs Ltd. Is a Cybersecurity and Application Testing company. The company provides Cybersecurity and Application Testing and is midsize.The company was launched in 2011.
Clients
ECEBCIndustries
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3$5,000+50 - 249 employeesWrocław, PolandFounded in 2014, TestArmy is a Cybersecurity company. The midsize Wrocław, Poland-based team focuses on Cybersecurity, Application Testing, IT strategy consulting, and IT staff augmentation.Read More
Clients
SamsungIndustries
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4$1,000+250 - 999 employeesAustin, TXTPx Communications is an IT managed services company. They are headquartered in Austin, Texas; Los Angeles, California; Manchester, New Hampshire and Las Vegas, Nevada and have a midsize team that provides IT managed services, Cybersecurity, and unified communications consulting & SI. The firm was founded in 1998.Read More
Clients
The Kraft GroupIndustries
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5$5,000+10 - 49 employeesKraków, PolandRead More
Established in 2003, SecuRing is a small cybersecurity company based in Kraków, Poland and Warszawa, Poland. Their services include cybersecurity.
Clients
DB SchenkerIndustries
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6$5,000+10 - 49 employeesToronto, CanadaVumetric is a Cybersecurity company. Their small team is headquartered in Toronto, Canada and New York, New York. Their services include Cybersecurity and Application Testing. The agency was launched in 2007.Read More
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7$5,000+50 - 249 employeesNew York, NYBit by Bit Computer Consultants is a midsize IT managed services company. The New York, New York-based company was established in 1987. Their team offers IT managed services, Cybersecurity, and Custom Software Development.Read More
Industries
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8$5,000+10 - 49 employeesLocated in London, England and Kyiv, Ukraine, XRAY CyberSecurity is a Cybersecurity company. The small team offers Cybersecurity and was founded in 2013.Read More
Clients
Danone Carlsberg VEON SoftwareOneIndustries
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9Undisclosed50 - 249 employeesOverland Park, KSForesite Cybersecurity is a Cybersecurity company. Their midsize team is based in Overland Park, Kansas and Farnborough, England and specializes in Cybersecurity, Compliance Consulting, cloud consulting & SI, and IT managed services. The agency was launched in 2013.Read More
Industries
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10Undisclosed250 - 999 employeesMcKinney, TXRead More
Netrio (formerly PCA Technology Group) is an IT managed services company. Established in 1989, the firm is in McKinney, Texas; Buffalo, New York and Golden Valley, Minnesota. The midsize team focuses on IT managed services, Cybersecurity, and Custom Software Development.
Industries
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11$5,000+50 - 249 employeesEdina, MNRead More
FRSecure is a full-service information security management company based in Minnetonka, Minnesota. Founded in 2008, their team of around 50 employees provides cybersecurity, IT strategy consulting, and IT managed services.
Clients
Mackoff Kellogg Law FirmIndustries
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12$5,000+10 - 49 employeesRzeszów, PolandIterasec is a Cybersecurity company. They are in Rzeszów, Poland and L'viv, Ukraine and have a small team. Their services include Cybersecurity. The agency was launched in 2020.Read More
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13$5,000+250 - 999 employeesGlendale, CACyberDuo is an IT managed services company headquartered in Glendale, California; New York, New York; San Francisco, California and San Diego, California. The midsize firm was launched in 2008. Their team provides IT managed services, Cybersecurity, IT strategy consulting, and cloud consulting & SI.Read More
Clients
DisneyIndustries
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14$1,000+50 - 249 employeesEden Prairie, MNEstablished in 1981, Corporate Technologies is an IT managed services company. Based in Eden Prairie, Minnesota; Fargo, North Dakota; San Diego, California and Ada, Michigan, their midsize team specializes in IT managed services, cloud consulting & SI, and Cybersecurity.Read More
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15$25,000+250 - 999 employeesPoznań, PolandApriorit, a custom software development company, is headquartered in Lynn, Massachusetts; Poznań, Poland; Dnipro, Ukraine and Nicosia, Cyprus. The midsize team specializes in Custom Software Development, Cybersecurity, IoT development, Artificial Intelligence, and more and was established in 2002.Read More
Clients
Fortune 500 security solution vendorsIndustries
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16$5,000+10 - 49 employeesAtlanta, GARead More
Raxis is a cybersecurity company established in 2011. Their small team is based in Atlanta, Georgia and focuses on cybersecurity.
Industries
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17$1,000+50 - 249 employeesNaperville, ILRead More
BetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.
Clients
Mother McAuley Liberal Arts High SchoolIndustries
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18$1,000+50 - 249 employeesMadison, WIApplied Tech is an IT managed services company launched in 1999. They are located in Madison, Wisconsin; Lafayette, Colorado; Brookfield, Wisconsin and Wausau, Wisconsin and have a midsize team. Their services include IT managed services and Cybersecurity.Read More
Industries
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19$5,000+10 - 49 employeesOttawa, CanadaRead More
Cybersecurity company Software Secured is in Ottawa, Canada. The small team focuses on Cybersecurity, Application Testing, and AI Consulting and was launched in 2009.
Clients
testIndustries
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20$5,000+50 - 249 employeesDeepStrike, a Cybersecurity and Application Testing company, is located in San Francisco, California and San Francisco, California. The midsize team provides Cybersecurity and Application Testing and was established in 2016.Read More
Industries
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21$10,000+10 - 49 employeesMontevideo, UruguayCybersecurity company Nexa was launched in 2015. The small team provides Cybersecurity, cloud consulting & SI, and IT managed services. The firm is located in Montevideo, Uruguay; Buenos Aires, Argentina and La Reina, Chile.Read More
Industries
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22$1,000+250 - 999 employeesDallas, TXBased in Dallas, Texas; Louisville, Kentucky; Shreveport, Louisiana and Fort Worth, Texas, IT GOAT is an IT managed services company. The midsize company was founded in 2018. Their team specializes in IT managed services, IT strategy consulting, cloud consulting & SI, and Cybersecurity.Read More
Clients
Quadratic InsightsIndustries
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23$1,000+10 - 49 employeesHildenborough, EnglandRSK Cyber Security is a Cybersecurity company launched in 2021. The small Hildenborough, England-based team specializes in Cybersecurity, Application Testing, and cloud consulting & SI.Read More
Industries
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24$5,000+2 - 9 employeesAustin, TXRead More
Cybersecurity company Framework Security was established in 2019. The small Austin, Texas-based team focuses on Cybersecurity.
Clients
Volo SolutionsIndustries
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25$1,000+10 - 49 employeesVancouver, WARead More
Edge Networks is a cybersecurity firm in the pacific northwest. Founded in 2006, Edge Networks has served clients across all industries by managing cybersecurity compliance, planning, and testing.
Clients
PacificaIndustries
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26$5,000+2 - 9 employeesRead More
Cyberlands is an API penetration testing company based in Nieuwegein, Netherlands, with an office in Vancouver, Wash. The company, founded in 2019, has a team of more than ten that provides cybersecurity services to small and mid-market companies in the financial services and IT industries.
Clients
Amaiz (UK FinTech FCA-regulated)Industries
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27Undisclosed50 - 249 employeesSan Ramon, CALocated in San Ramon, California; San Francisco, California; Sacramento, California and San Jose, California, Parachute Technology is an IT managed services company. The midsize team focuses on IT managed services, Cybersecurity, and cloud consulting & SI. The agency was established in 2003.Read More
Clients
San Francisco Travel AssociationIndustries
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28$5,000+50 - 249 employeesAmsterdam, NetherlandsRead More
Tsaaro Solutions is a cybersecurity and internet & technology law company. Their midsize team is in Schiphol-Rijk, Netherlands and Bengaluru, India. The company specializes in cybersecurity and internet & technology law.
Clients
Vodafone, Vistara Airlines, Titan, Flipkart, UST, IBS Software, Amaze Mobility, Moove Connected, 2Solar, Bluvium Technologies, Supari Studios, Buzzoka, Synapsica, Anakage, Mindvalley, Capgrid Solutions, Borderless Access, Ambiya, Kellton Tech.Industries
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29Undisclosed10 - 49 employeesLongwood, FLRead More
Small IT strategy consulting company SemTech IT Solutions, is headquartered in Longwood, Florida. They offer IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services and were founded in 2011.
Industries
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30$5,000+2 - 9 employeesWarszawa, PolandRead More
REDTEAM.PL is a software company based in Warsaw, Poland, and founded in 2017. With no more than 10 members, they specialize in cybersecurity, forensic services, and application testing solutions for clients in the fields of healthcare, financial services, and IT solutions.
Clients
The list contains only some of the clients that provided us with official references: Orbis (Accor)Industries
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