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Find a pentest company offering Vulnerability Assessment

1172 companies offer this service

uSAFE InfoSec Solutions

uSAFE InfoSec Solutions

Penetration Testing and Vulner...
Calgary, Canada 2 employees

Cybersecurity company based in Calgary, Canada; founded in 2012 with 2 employees, experiencing a 33.3% YoY workforce decline. Specializes in penetration testing, security assessments, vulnerability scanning, and digital forensics, serving government and private clients in Canada.

Penetration Testing
Digital Forensics
CIS Control Assessment
+2 more
J & M Group Inc.

J & M Group Inc.

Penetration Testing and Vulner...
Canada 74 employees

Cybersecurity firm headquartered in Mississauga, Ontario, Canada; provides penetration testing and vulnerability assessments to identify and address security weaknesses, supporting organizations' cybersecurity posture.

Penetration Testing
Vulnerability Assessment
Data Centre Migration
+5 more
PB

Polar Bear Cyber Security Group

Penetration Testing and Offens...
Canada 2 employees

Cybersecurity company headquartered in Markham, Ontario, Canada; specializes in penetration testing and offensive security services; provides business-driven cybersecurity solutions; confirmed presence in Canada via company profile and LinkedIn; active in the cybersecurity industry.

Penetration Testing
Red Teaming
Vulnerability Assessment
+3 more
Compunet Infotech

Compunet Infotech

Penetration Testing and Vulner...
Canada 3 employees

Canada-based cybersecurity and managed IT services provider headquartered in North Vancouver; offers penetration testing, vulnerability assessments, and tailored cyber risk management solutions to organizations in Vancouver and the Lower Mainland.

Penetration Testing
Vulnerability Assessment
Managed Security Services
+4 more
KBE Information Security

KBE Information Security

Penetration Testing and Vulner...
Canada 10 employees

Canadian cybersecurity company based in Toronto, Ontario; provides cyber security services including penetration testing and vulnerability assessments; emphasizes proactive security and protecting information infrastructure.

Penetration Testing
Vulnerability Assessment
Security Design
+3 more
Precicom Technologies

Precicom Technologies

Penetration Testing and Red Te...
Canada 105 employees

IT services and consulting company based in Canada; 74 employees with 16.7% YoY growth; specializes in IT management, cybersecurity, and innovation, with explicit penetration testing and red team services; founded in 2000; adheres to ISO 27001 standards.

Managed IT Services
Cybersecurity
Penetration Testing
+5 more
Pure Information Technology

Pure Information Technology

Penetration Testing and Vulner...
Canada 11 employees

Calgary-based IT support and cybersecurity company; offers penetration testing, vulnerability assessments, and cybersecurity consulting; headquartered in Calgary, Alberta, Canada; active in regional IT support and security services.

IT Support
Managed IT Services
Cybersecurity
+5 more
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Ammolite Security

Ammolite Security

Vulnerability and Penetration ...
Canada 3 employees

Cybersecurity company based in Canada; provides penetration testing and vulnerability assessment services; headquartered in Canada, supporting sources include official website and LinkedIn profile.

Penetration Testing
Vulnerability Assessment
Cybersecurity Training
+5 more
Pathway Communications

Pathway Communications

Penetration Testing and Vulner...
Canada 55 employees

Canada-based IT support and cybersecurity provider; headquartered in Markham, Ontario, specializing in outsourced IT services, penetration testing, vulnerability assessments, and VAPT testing; emphasizes cost-effective, reliable, and scalable solutions.

Managed IT Services
Data Center Services
Managed Cloud Services
+5 more
SecurityX

SecurityX

Advanced Penetration Testing a...
Canada 201 employees

SecurityX is a Toronto-based cybersecurity firm providing advanced cyber security services, including penetration testing and vulnerability assessments; headquartered in Toronto, Canada, serving clients across Canada.

Penetration Testing
Vulnerability Assessment
Cyber Security Solutions
+3 more
In-sec-m, The Canadian Cybersecurity Cluster

In-sec-m, The Canadian Cybersecurity Cluster

Penetration Testing and Attack...
Canada 7 employees

Canadian cybersecurity organization based in Gatineau, Quebec; specializes in penetration testing, attack simulation, and vulnerability assessment with documented service offerings including continuous security testing and international cybersecurity missions.

Penetration Testing
Attack Simulation
Vulnerability Assessment
+3 more
Protexxa

Protexxa

AI-Powered Vulnerability Asses...
Canada 223 employees

Protexxa is a Canada-based cybersecurity SaaS platform leveraging AI to rapidly identify, evaluate, predict, and resolve cyber threats; it offers penetration testing services, including vulnerability assessments through simulated attacks, and emphasizes proactive threat mitigation with metrics like 93% network penetration in simulations.

Penetration Testing
Vulnerability Assessment
Cybersecurity Consulting
+2 more
The Driz Group

The Driz Group

Penetration Testing and Vulner...
Canada 4 employees

Cybersecurity firm headquartered in Thornhill, Ontario, Canada; specializes in penetration testing, vulnerability assessments, and ethical hacking; provides regular pentest services using industry-standard tools to identify security vulnerabilities.

Penetration Testing
Vulnerability Assessment
Ethical Hacking
Nex Labs | NixGuard | AI Cybersecurity

Nex Labs | NixGuard | AI Cybersecurity

AI-Driven Vulnerability Assess...
Canada 2 employees

Canadian-based AI cybersecurity company Nex Labs (NixGuard), headquartered in Toronto, offers integrated vulnerability assessment and penetration testing (VAPT) services through its NixGuard platform, combining AI-driven security solutions with Web4 metaverse gaming.

Penetration Testing
Vulnerability Assessment
AI Cybersecurity
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GetHacked

GetHacked

Manual Penetration Testing and...
Canada 1 employees

Cybersecurity company based in Mississauga, Ontario, Canada, specializing in penetration testing and ethical hacking; offers certified ethical hacking, web app security testing, and vulnerability assessments; holds industry certifications including OSCP, OSWE, GWAPT, GPEN, OSEP, CISA, CCSE, CCSA, CISSP.

Penetration Testing
Certified Ethical Hacking
Web Application Security Testing
+5 more
Irongate Protection Inc.

Irongate Protection Inc.

Vulnerability Management and P...
Canada 3 employees

Canada-based security firm headquartered in Toronto, Ontario; specializes in security and risk management solutions with explicit penetration testing and vulnerability assessment services.

Close Protection
Executive Protection
Threat Assessment
+5 more
Privateer Cybersecurity

Privateer Cybersecurity

Comprehensive Penetration Test...
Montreal, Canada 2 employees

Privateer Cybersecurity is a Canada-based private cybersecurity firm founded in 2024 and headquartered in Montreal, Quebec. It employs 1 person, with a 50% decrease in workforce YoY, and provides comprehensive penetration testing services to help organizations identify vulnerabilities and strengthen their security posture.

Penetration Testing
Vulnerability Assessment
Personalized Cyber Defence
+5 more
ITConnect

ITConnect

Vulnerability and Penetration ...
Canada 11 employees

Canadian IT service provider based in Delta, BC, specializing in managed IT solutions and cybersecurity; offers penetration testing services to identify vulnerabilities before attackers do.

Managed IT Services
Cloud Services
IT Consulting
+5 more
ByteLok IT Solutions Inc.

ByteLok IT Solutions Inc.

Penetration Testing and Vulner...
Canada 2 employees

Canadian-based IT services provider specializing in managed IT, cybersecurity, and network support; offers penetration testing, vulnerability assessments, and security audits with quarterly testing commitments; headquartered in Abbotsford, BC, Canada.

Managed IT Services
IT Consulting
Network Support
+5 more
Infedo Network Solutions

Infedo Network Solutions

Penetration Testing and Vulner...
Canada 10 employees

Cybersecurity and managed IT services provider based in Abbotsford, BC, Canada; offers penetration testing and vulnerability assessments; serves small businesses across Canada and the US with 10-500 computers.

Managed IT Services
Penetration Testing
Vulnerability Assessment
+5 more
Synditech Solutions

Synditech Solutions

Vulnerability Assessments and ...
Canada 5 employees

Canada-based IT consulting firm specializing in managed IT, cloud solutions, and cybersecurity; offers vulnerability assessments, penetration testing, and social engineering assessments; headquartered in Vancouver, BC.

Managed IT Services
Cloud Solutions
IT Strategy
+4 more
CyberOps-Global

CyberOps-Global

Application Penetration Testin...
Israel 6 employees

CyberOps-Global is a private cybersecurity firm based in Petach Tikva, Israel, founded in 2023 with 6 employees; specializes in penetration testing, cybersecurity consulting, and digital asset protection, emphasizing tailored, proactive security solutions.

Penetration Testing
Cybersecurity Consulting
Vulnerability Assessment
+2 more
Novee Security

Novee Security

AI Penetration Testing
Tel Aviv, Israel 40 employees

Cybersecurity company specializing in AI penetration testing; 25 employees; Founded 2025; Tel Aviv, Israel; Series A funding; Focuses on continuous, black-box testing to uncover vulnerabilities, business logic flaws, and attack chains.

Penetration Testing
Vulnerability Assessment
Remediation Guidance
CYTRIX

CYTRIX

Web and API Penetration Testin...
Israel 18 employees

CYTRIX is a private cybersecurity firm specializing in web security posture management and automated penetration testing; it helps organizations identify over 9000 vulnerabilities in their digital assets. The company has grown 1700% YoY and is based in Israel, with locations in Nitzanei Oz, Nahariya, and Ra'anana.

Penetration Testing
Vulnerability Assessment
Security Posture Management
+1 more
IPV Security

IPV Security

Internal and External Penetrat...
Israel 16 employees

Cybersecurity company specializing in computer and network security services; offers penetration testing, risk assessment, web and cloud security testing, with 13 employees, founded in 2005 in Israel. Provides security audits and proactive monitoring to enterprises, with 1,114 monthly web visits and a global rank of #13,060,979.

Penetration Testing
Risk Assessment
Security Audit
+5 more
CyberForce R&D

CyberForce R&D

Red Team Assessment
Nahariya, Israel 3 employees

CyberForce R&D is a cybersecurity firm based in Nahariya, Israel, specializing in penetration testing, red team operations, incident response, and vulnerability assessment; founded in 2022 with 3 employees, it focuses on delivering premium cybersecurity solutions to help businesses prevent threats and secure their digital assets.

Offensive Security
Protection Security
Response Security
+5 more
XM Cyber

XM Cyber

Automated Breach and Attack Si...
Israel 446 employees

Israeli cybersecurity firm specializing in breach and attack simulation (BAS) platforms that automate security testing and emulate penetration testing activities; headquartered in Tel Aviv, Israel, with a focus on validating security controls through simulated attacks.

Breach And Attack Simulation
Continuous Exposure Management
External Attack Surface Management
+5 more
Hucheck Security

Hucheck Security

Red-Team Assessment
Israel 2 employees

Israeli cybersecurity company specializing in penetration testing and intelligence operations; provides cyber attack simulations and security assessments to identify vulnerabilities and strengthen defenses.

Cybersecurity Consulting
Regulation Support
Cybersecurity Training
+5 more
Clearpath Ltd.

Clearpath Ltd.

Vulnerability and Penetration ...
Israel

Israeli cybersecurity firm founded in 2024; provides penetration testing, vulnerability assessments, and cybersecurity services; registered in Rehovot with registration number 517089348.

Penetration Testing
Vulnerability Assessment
Cybersecurity Services
+5 more
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Pelican-Tech

Pelican-Tech

Internal Penetration Testing
Israel 12 employees

Israeli cybersecurity company specializing in penetration testing and vulnerability assessments; offers internal tests, SDLC consulting with penetration testing, and scalable security solutions • Based in Israel; Focused on cybersecurity services and consulting.

Penetration Testing
Vulnerability Assessment
Sdlc Consulting
+5 more
Cronus Cyber Technologies

Cronus Cyber Technologies

Automated Penetration Testing
Haifa, Israel 4 employees

Cybersecurity software company specializing in automated penetration testing with CyBot, a next-generation vulnerability management and attack simulation platform; 4 employees, $1.5M revenue, founded 2014 in Haifa, Israel; $5.7M funding; focuses on attack path analysis, real-time cyber risk mitigation, and vulnerability assessment.

Penetration Testing
Vulnerability Assessment
Cyber-hive

Cyber-hive

Comprehensive Systems and Netw...
Israel 8 employees

Israeli cybersecurity company based in Petah Tikva; specializes in penetration testing and IT security solutions, providing proactive vulnerability assessments and tailored cybersecurity services.

Penetration Testing
IT Security Solutions
Vulnerability Assessment
+2 more
Element Security

Element Security

External Attack Surface Testin...
Tel Aviv, Israel 22 employees

Cybersecurity company specializing in penetration testing and external attack surface management; 15 employees with 37.5% YoY growth; secured $5M in seed funding in 2024; based in Tel Aviv, Israel; founded in 2021; offers active security testing, vulnerability assessments, and proactive security measures.

External Attack Surface Security
Active Exploitation
Continuous Threat Exposure Management
+5 more
Cyvers Ai

Cyvers Ai

Web3 and Blockchain Penetratio...
Israel 35 employees

Cyvers Ai is an Israeli cybersecurity firm specializing in proactive Web3 security solutions; provides penetration testing, red teaming, and fraud prevention services. The company has secured $500B in client funds, detected $30B in losses since 2023, and prevented $800M in losses in 2025 YTD, with detection accuracy over 99%. Based in Yokne’am Illit, Israel.

Penetration Testing
Red Teaming
Fraud Prevention
+5 more
Cybia

Cybia

Web, Mobile, and Network Penet...
Israel 13 employees

Cybia Ltd., headquartered in Israel, offers advanced cybersecurity services with a focus on penetration testing for web, mobile, and network systems; explicitly lists penetration testing as a core service, emphasizing real-world attack simulations and remediation support.

Penetration Testing
Proactive Security
Threat Response
+2 more
Astoria Cyber

Astoria Cyber

Operational Technology Penetra...
Israel 7 employees

Cybersecurity company headquartered in Herzliya, Israel, providing energy-focused cybersecurity solutions and proprietary AI-driven energy optimization platforms; offers penetration testing, vulnerability assessment, and security compliance services, with a focus on renewable energy and power plant security.

Penetration Testing
Vulnerability Assessment
Security Compliance Audit
+5 more
Fortinet

Fortinet

Comprehensive Security Penetra...
Israel 10272 employees

Cybersecurity company based in Israel; offers penetration testing services through FortiGuard Penetration Testing Service, with detailed datasheets and official documentation; headquartered in Ramat Gan, Israel.

Penetration Testing
Network Security
Unified SASE
+5 more
CloudWize

CloudWize

Web Application Penetration Te...
Israel 11 employees

Israeli cybersecurity company based in Netanya; provides cloud security and compliance solutions with a focus on web application penetration testing, including automated vulnerability scanning and security assessments.

Penetration Testing
Vulnerability Assessment
Cloud Security Posture Management
+4 more
You Gotta Hack That

You Gotta Hack That

Internet of Things Pentesting
Manchester, United Kingdom 3 employees

Cybersecurity consultancy specializing in penetration testing and IoT security; founded in 2017, based in Manchester, UK, with 2 employees and 200% YoY growth; provides services including web, mobile, internal, external, and wireless network penetration testing, with 1,571 monthly visits and ranked #10,597,252 globally.

Penetration Testing
Vulnerability Assessment
Cybersecurity Consulting Specializing In Internet Of Things (iot) And Embedded Systems.
Securebytes® Solutions Ltd

Securebytes® Solutions Ltd

Infrastructure Penetration Tes...
United Kingdom 3 employees

UK-based cybersecurity firm with 2 employees; specializes in penetration testing, ethical hacking, and cybersecurity consulting; CREST registered penetration testers with extensive industry experience; actively engaged in cybersecurity services and social media presence.

Penetration Testing
Vulnerability Assessment
Cybersecurity Consulting
Fortifi Cyber

Fortifi Cyber

Network Penetration Testing
Harpenden, United Kingdom 6 employees

Cybersecurity company specializing in CREST-accredited penetration testing; offers network, web, mobile, and red & purple teaming services; founded in 2022, 5 employees, based in Harpenden, UK; 50% YoY growth, global rank #10,785,117, with 1,118 monthly website visits.

Penetration Testing Including Network
Web Application
Large Language Model (llm) Testing
+4 more
SecureTeam Ltd

SecureTeam Ltd

Web Application Pentesting
Other 11 employees

UK-based cybersecurity consultancy founded in 2016; 6 employees with -8.3% YoY growth; specializes in penetration testing, security hardening, Red Team assessments, incident response, and forensics; headquartered in London, UK; provides network & application penetration testing, secure configuration review, and cybersecurity advisory services.

Penetration Testing
Vulnerability Assessment
Secure Configuration Review
+3 more
Redscan, A Kroll Business

Redscan, A Kroll Business

Web Application Pentesting
London, United Kingdom 58 employees

Cybersecurity company specializing in managed detection, penetration testing, and incident response; 42 employees, $11.5M revenue, founded 2002 in London, UK; provides explicit penetration testing services including web app testing and ethical hacking.

Managed Detection And Response
Penetration Testing
Red Teaming
+2 more
Sentrium Security

Sentrium Security

Advanced Penetration Testing
Cheltenham, United Kingdom 7 employees

UK-based cybersecurity consultancy founded in 2018; 4 employees with 16.7% YoY growth; CREST-approved provider specializing in application, cloud, and penetration testing services, offering comprehensive vulnerability assessments and risk reduction.

Penetration Testing
Vulnerability Assessment
Cyber Security Advisory Services
Forfend Information Security

Forfend Information Security

Infrastructure and Application...
Birmingham, United Kingdom 8 employees

Cybersecurity consultancy based in Birmingham, UK; 4 employees with 33.3% YoY growth since 2022; specializes in penetration testing, application security, and wireless network testing, emphasizing comprehensive support and client engagement.

Penetration Testing
Vulnerability Assessment
IT Health Checks
+5 more
Tradecraft

Tradecraft

Adversary Simulation
Other 4 employees

Tradecraft is a UK-based IT services and cybersecurity consultancy founded in 2017 with 4 employees; it specializes in adversary simulation and vulnerability exploitation, providing penetration testing-like security assessments. The company is registered in England & Wales (Company No. 10984430) and operates from London, with a focus on security testing and cyber defense services.

Adversary Simulation
Red-team Style Testing
Vulnerability Assessment
+1 more
Securityium

Securityium

Manual and Custom Penetration ...
London, United Kingdom 3 employees

Securityium Ltd is a UK-based cybersecurity firm specializing in penetration testing and vulnerability assessments; with 2 employees and a 57.1% YoY workforce decline, it focuses on high-security testing services for enterprise clients. Founded in 2020 and headquartered in London, it maintains a modest online presence with 2,219 monthly visits and a global rank of #6,583,875.

Penetration Testing
Vulnerability Assessment
IT Security Review And Assurance
+3 more
Heretek

Heretek

Comprehensive Infrastructure a...
United Kingdom 4 employees

Cybersecurity company based in the United Kingdom; specializes in penetration testing for infrastructure, web applications, and APIs, with 3 employees and 33.3% YoY growth; founded in 2023, with a focus on digital transformation, cloud engineering, and IT consultancy.

Penetration Testing
Vulnerability Assessment
Adversary Simulation
+3 more
Mobius Binary

Mobius Binary

Internal and External Penetrat...
Bath, United Kingdom 12 employees

IT services company specializing in cybersecurity penetration testing; provides internal and external penetration testing, web app testing, vulnerability assessments, and OSINT; 8 employees; Founded 2021; Bath, UK.

Penetration Testing
Vulnerability Assessment
Red Teaming
+1 more
Sencode Cyber Security

Sencode Cyber Security

Web Application Pentesting
Middlesbrough, United Kingdom 2 employees

UK-based private cybersecurity company specializing in penetration testing and security consultancy; offers web, mobile, and infrastructure pentest services, CREST-accredited, with 2 employees, founded in 2019, headquartered in Middlesbrough, UK. Provides comprehensive cybersecurity solutions with a pioneering approach to modern security and OSINT challenges.

Penetration Testing (web
Network
Mobile
+5 more
Bruce & Butler

Bruce & Butler

External and Internal Penetrat...
Sheffield, United Kingdom 15 employees

Cybersecurity company specializing in penetration testing, vulnerability assessments, and audits; 8 employees with 15.4% YoY growth; founded 2015; Sheffield, UK; provides CREST-accredited penetration testing services and data protection solutions for UK and international clients.

Data Protection
Cyber Security
Penetration Testing
+2 more
One Compliance Cyber Limited

One Compliance Cyber Limited

Enterprise Penetration Testing
United Kingdom 17 employees

Cybersecurity company based in the United Kingdom; specializes in penetration testing, red team testing, vulnerability assessments, incident response, and data privacy consulting; 15 employees with 6.3% YoY growth; founded 2018; focuses on data privacy and cyber security services for businesses.

Penetration Testing
PCI DSS Compliance
Data Protection Consultancy
+4 more
CODA Security

CODA Security

Application and Systems Pentes...
Leamington Spa, United Kingdom 8 employees

Cybersecurity consultancy specializing in computer and network security; founded 2017, 4 employees, based in Leamington Spa, UK. Offers penetration testing, risk management, vulnerability assessment, and bespoke cybersecurity services; emphasizes high-quality, client-focused solutions and invests heavily in personnel.

Penetration Testing
Vulnerability Assessment
Risk Management
R & I Consulting

R & I Consulting

Network and Application Penetr...
Other 5 employees

UK-based IT services and cybersecurity consulting firm founded in 2017; specializes in penetration testing and vulnerability assessments with 3 employees and headquartered at 5 Freeman Close, Castle Hill, Ebbsfleet Valley, DA10 1BY, UK.

Penetration Testing
Vulnerability Assessment
Threat Intelligence
+5 more
CODA Security Limited

CODA Security Limited

Application and Systems Pentes...
United Kingdom 4 employees

UK-based cybersecurity consultancy specializing in bespoke services; offers penetration testing, vulnerability assessments, and risk management with experienced principal-led teams. Headquartered in Leamington Spa, Warwickshire.

Penetration Testing
Vulnerability Assessment
Risk Management
Cyphere Ltd

Cyphere Ltd

Comprehensive CREST-Accredited...
United Kingdom 2 employees

UK-based cybersecurity firm specializing in penetration testing; headquartered in Greater Manchester with a registered office in Altrincham, UK; offers CREST-accredited security testing services.

Penetration Testing
Vulnerability Assessment
Red Teaming
+3 more
Cyberlab

Cyberlab

Comprehensive Penetration Test...
United Kingdom 71 employees

CyberLab is a UK-based cybersecurity firm specializing in penetration testing services; it explicitly offers penetration testing as a core service and is headquartered at Bridgford House, Heyes Lane, Alderley Edge, SK9 7JP.

Penetration Testing
Red Teaming
Vulnerability Assessment
+4 more
Hackyde Limited

Hackyde Limited

Network and Application Pentes...
United Kingdom 3 employees

UK-based cybersecurity company specializing in penetration testing; led by professionals with 23+ years of experience; holds CREST and OSCP certifications; based in Birmingham, UK.

Penetration Testing
Red Teaming
Incident Response
+5 more
Red Team Partners

Red Team Partners

Infrastructure Penetration Tes...
Other 35 employees

UK-based private cybersecurity company founded in 2015; 23 employees with 20.7% YoY growth; specializes in penetration testing, cloud security, and cybersecurity consulting; headquartered in London, England.

Penetration Testing
Red Team Services
Vulnerability Assessment
+2 more
Azacus.io

Azacus.io

Network and Web Application Pe...
United Kingdom 2 employees

Cybersecurity company specializing in penetration testing, vulnerability assessments, and offensive security services; based in the United Kingdom with 2 employees, founded in 2018. Provides web application testing, infrastructure testing, and pentesting program management to assess and improve security posture.

Penetration Testing
Vulnerability Assessment
Security Consulting
+1 more
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GoAllSecure

GoAllSecure

Network Penetration Testing
London, United Kingdom 12 employees

GoAllSecure is a UK-based private cybersecurity services provider specializing in penetration testing, red team exercises, and comprehensive security solutions. Founded in 2021, it has 9 employees with 50% YoY growth, offering services across website, API, cloud, server, and mobile security to global clients. The company emphasizes offensive security with active penetration testing and assurance offerings, serving both government and private sectors worldwide.

Penetration Testing
Red Team Exercises
Vulnerability Assessment
+4 more
Aardwolf Security

Aardwolf Security

Web Application Pentesting
United Kingdom 2 employees

Cybersecurity company specializing in penetration testing; UK-based with a focus on web, network, and cloud security assessments, adhering to OWASP standards; 1 employee; Monthly visits: 30,811; Global rank: #895,021.

Penetration Testing
Vulnerability Assessment
Code Review
+3 more
DigitalXRAID

DigitalXRAID

CREST Certified Penetration Te...
United Kingdom 53 employees

Cybersecurity company specializing in penetration testing and security services; provides CREST-accredited web and internal penetration testing with active attack simulation capabilities; based in the United Kingdom with 39 employees and $8.6M annual revenue.

Penetration Testing
Vulnerability Assessment
Security Operations Center (soc) Services
+5 more
Fidus Information Security

Fidus Information Security

Advanced Penetration Testing
Cambridge, United Kingdom 5 employees

Fidus Information Security is a UK-based private cybersecurity company specializing in penetration testing and network security solutions; 4 employees, $5M revenue, founded 2017 in Cambridge, UK. They offer advanced pentest services, network and IoT security, and serve diverse sectors including public, legal, and healthcare.

Penetration Testing
Vulnerability Assessment
Cyber Security Consulting
Paul Reynolds Cyber Security

Paul Reynolds Cyber Security

Web Application and Infrastruc...
United Kingdom 3 employees

Cybersecurity firm based in Solihull, UK, with additional operations in Dubai, UAE; provides penetration testing (pentest) services including PTaaS and certified testing teams, emphasizing offensive security expertise.

Penetration Testing
Vulnerability Assessment
Risk Assessment
+5 more
Aptive Cyber Security

Aptive Cyber Security

Web Application Pentesting
Guildford, United Kingdom 10 employees

UK-based cybersecurity consultancy founded in 2011; specializes in penetration testing, vulnerability assessments, security hardening, and network security audits; serves UK and global clients; 15,008 monthly visits; global rank #1,649,321.

Penetration Testing
Web Application Security Testing
Mobile Application Security Testing
+3 more
CyberQ Group

CyberQ Group

Comprehensive Penetration Test...
Birmingham, United Kingdom 45 employees

CyberQ Group is a UK-based private cybersecurity firm specializing in cyber protection and penetration testing services; 27 employees, founded in 2017, with $6.3M in funding, providing 24/7 global support and known for a reactive, technology-driven approach to cybersecurity.

Penetration Testing
Vulnerability Assessment
Security Operations
+2 more
Exploitr

Exploitr

Web Application Pentesting
United Kingdom 1 employees

UK-based cybersecurity firm specializing in penetration testing services; officially registered in Newport, Wales (Companies House 15939324); holds CREST Pathway Accreditation, confirming recognized credentials in pentest services.

Penetration Testing
Vulnerability Assessment
Attack Surface Management
Aristi Limited

Aristi Limited

CREST-Certified Penetration Te...
United Kingdom 20 employees

Cybersecurity company based in Birmingham, UK, specializing in CREST-certified penetration testing services; headquartered in Birmingham, West Midlands, UK.

Crest-certified Penetration Testing
Vulnerability Assessment
Cybersecurity Consulting
Firesand Ltd

Firesand Ltd

Web Application Penetration Te...
United Kingdom 5 employees

UK-based cybersecurity firm specializing in security solutions and penetration testing; headquartered in Milton Keynes, Buckinghamshire, with a registered office in Newport Pagnell, UK; offers security design, development, strategy, and assurance services.

Penetration Testing
Vulnerability Assessment
Security Strategy And Design
+4 more
Laneden Ltd

Laneden Ltd

Infrastructure and Web Applica...
United Kingdom 3 employees

Cybersecurity company specializing in penetration testing, threat simulation, and compliance testing; based in United Kingdom with 1 employee, founded in 2019. Offers services including penetration testing, social engineering, web app security, and infrastructure reviews, focusing on identifying security vulnerabilities and quantifying risks.

Penetration Testing
Threat Simulation
Compliance Testing
+3 more
Intertek

Intertek

Manual Penetration Testing and...
United Kingdom 44000 employees

Intertek is a UK-based provider of quality assurance and testing services, headquartered in London at 33 Cavendish Square. The company explicitly offers penetration testing and cybersecurity assessment services, including vulnerability testing and manual penetration tests, across multiple industries.

Penetration Testing
Cybersecurity Assessments
Vulnerability Assessment
+4 more
Socura

Socura

Vulnerability Assessment and P...
Cardiff, United Kingdom 41 employees

Cybersecurity company specializing in managed detection and response, digital forensics, incident response, and rapid response services; CREST-approved with formal penetration testing credentials, collaborating with partners like Rootshell Security for pentest services; based in Cardiff, UK, with 30 employees and 32.3% YoY growth.

Managed Detection And Response (mdr)
Penetration Testing
Vulnerability Assessment
+3 more
Bema Cyber Tech Ltd

Bema Cyber Tech Ltd

Infrastructure Penetration Tes...
United Kingdom 2 employees

UK-based IT service provider specializing in cybersecurity; offers penetration testing services; registered in London with a UK office at 124 City Road; provides solutions for public and private sectors to achieve Cyber Essentials certifications.

Penetration Testing
Vulnerability Assessment
Cyber Security Training
+5 more
PlutoSec

PlutoSec

Penetration Testing and Red Te...
United Kingdom 50 employees

UK-based cybersecurity provider specializing in penetration testing; emphasizes leadership in UK cybersecurity market with multiple UK addresses and branding; offers comprehensive cybersecurity solutions across major UK cities.

Penetration Testing
Red Teaming
Cloud Security
+5 more
KT Secure UK

KT Secure UK

Comprehensive Offensive Securi...
United Kingdom 51 employees

KT Secure UK is a cybersecurity company based in the United Kingdom, specializing in software code signing, hardware security modules, and penetration testing services; with 2 employees, 150% YoY growth, founded in 2009, and a focus on security assessments, vulnerability testing, and key management.

Penetration Testing
Vulnerability Assessment
Software Code Signing
+2 more
Cybergen® Security

Cybergen® Security

CREST Accredited Penetration T...
Oxford, United Kingdom 2 employees

Cybergen® Security is a UK-based IT services and cybersecurity consulting firm founded in 2023, with a focus on penetration testing, red teaming, and threat mitigation. The company provides CREST-accredited penetration testing and 24/7 managed detection and response, emphasizing proactive security testing and vulnerability identification, despite having only 1 employee.

Penetration Testing
Vulnerability Assessment
Compliance Consultancy (iso27001
+5 more
ResilientX Security

ResilientX Security

Web Application and Network Pe...
London, United Kingdom 12 employees

Cybersecurity company specializing in penetration testing, attack surface management, and third-party risk solutions; provides active testing and simulated attack services with a focus on web, cloud, and network security; 10 employees; Founded 2022; London, UK.

Penetration Testing
Vulnerability Assessment
Attack Surface Management
+5 more
Methods

Methods

Internal Infrastructure Pentes...
London, United Kingdom 484 employees

UK-based private IT & Services company specializing in digital transformation and cybersecurity; 313 employees, $148.4M revenue, founded 1990, headquartered in London, UK; provides penetration testing services with active engagements and case studies demonstrating expertise.

Penetration Testing
Vulnerability Assessment
Cyber Resilience
+3 more
BT Group

BT Group

Ethical Hacking and Penetratio...
London, United Kingdom 72813 employees

UK-based telecommunications company with 30,295 employees and GBP20.4B annual revenue; operates the largest fixed and mobile networks in the UK; provides active cybersecurity services including penetration testing and ethical hacking; GBP137.8M market cap; over $8.7B in funding; headquartered in London, UK.

Penetration Testing
Vulnerability Assessment
Ethical Hacking
+1 more
Zen Internet

Zen Internet

Vulnerability Assessment and P...
rochdale, United Kingdom 569 employees

UK-based private telecommunications provider founded in 1995; operates one of the largest independent data networks in the UK; offers broadband, hosting, domains, and security services including penetration testing; 372 employees (+5.8% YoY growth); $109.8M annual revenue; $25.8M funding; B Corp certified; headquartered in Rochdale, UK.

Penetration Testing
Vulnerability Assessment
Managed Detection And Response
+5 more
Qualitest

Qualitest

AI-Led Penetration Testing
London, United Kingdom 6060 employees

IT services and consulting company specializing in AI-led quality engineering, software testing, and cybersecurity including penetration testing and red team services; 3,735 employees; Founded 1997; London, UK; $220M revenue; Global rank #369,569; 93,202 monthly visits; 3.5/5 employer rating.

Ai-led Quality Engineering
Penetration Testing
Vulnerability Assessment
+4 more
Aon

Aon

Intelligence-Led Penetration T...
London, United Kingdom 88586 employees

Aon is a private financial services company based in London, UK, with 39,740 employees and $17.0B annual revenue; it offers consulting, risk management, insurance, actuarial, brokerage, and cybersecurity testing services, including CREST-certified penetration testing and red team assessments, demonstrating its comprehensive cyber resilience capabilities.

Risk Capital Advisory
Human Capital Consulting
Penetration Testing
+3 more
EJN Labs

EJN Labs

Web Application and API Pentes...
United Kingdom 11 employees

UK-based private cybersecurity firm specializing in AI-powered cyber defense, including penetration testing, red teaming, and bug bounty; CREST certified; 3 employees; Founded 2022; Headquarters in United Kingdom.

Penetration Testing
Red Teaming
Bug Bounty Services
+5 more
Astrix

Astrix

Comprehensive Cybersecurity Pe...
United Kingdom 10 employees

Astrix is a UK-based private cybersecurity firm founded in 1997, with 6 employees and a -16.7% YoY growth. It specializes in computer and network security, explicitly providing penetration testing services as part of its cybersecurity assessments, utilizing questionnaires, automated tools, interviews, and pentests. The company has a modest web presence with 1,208 monthly visits and a global rank of approximately 9.94 million.

Penetration Testing
Vulnerability Assessment
Cybersecurity Consulting
Laburity

Laburity

Vulnerability Assessment and P...
United Kingdom 11 employees

Cybersecurity services provider based in the United Kingdom; specializes in vulnerability assessments, penetration testing, compliance, and code analysis; 9 employees; Founded 2022; Offers active penetration testing services and holistic cybersecurity solutions.

Penetration Testing
Vulnerability Assessment
Compliance Consulting
+5 more
The Times

The Times

Infrastructure and Web Applica...
London, United Kingdom 1557 employees

The Times is a private newspaper publishing company based in London, UK, with 703 employees (+18.1% YoY growth), $40M annual revenue, founded in 1785. It attracts ~25M monthly website visits and ranks #2,383 globally. The company provides UK, US, and world news, analysis, and headlines, with active penetration testing services as evidenced by multiple cybersecurity roles.

Penetration Testing
Vulnerability Assessment
Security Consulting
Barefoot Cyber

Barefoot Cyber

Penetration Testing Services
United Kingdom 9 employees

Cybersecurity company headquartered in the United Kingdom; specializes in penetration testing services with proven ability to scope, review, and execute pentest engagements.

Penetration Testing
Vulnerability Assessment
Managed Security Operations
+2 more
Cybarik

Cybarik

Vulnerability Assessment and P...
United Kingdom 91 employees

Cybersecurity consulting firm based in the UK; provides penetration testing, vulnerability assessment, and tailored cybersecurity training for individuals and organizations. Located in Harlow, Essex, with a focus on improving clients' cybersecurity skills and knowledge.

Penetration Testing
Vulnerability Assessment
Cybersecurity Consulting
+5 more
IT Valley London Ltd

IT Valley London Ltd

Cloud Penetration Testing
Egham, United Kingdom 3 employees

IT Valley London Ltd is a UK-based IT services and cybersecurity company specializing in penetration testing, application security testing, ransomware, and cloud penetration testing; with 2 employees and 50% YoY growth, they focus on delivering high-quality security solutions for businesses.

Penetration Testing
Vulnerability Assessment
Cybersecurity Consulting
+4 more
IOActive, Inc.

IOActive, Inc.

Full Stack Penetration Testing
Other 133 employees

IOActive, Inc. is a private computer and network security firm founded in 1998, with 83 employees and $25M annual revenue; they have a UK-registered branch, IOACTIVE EUROPE LIMITED, based in London. The company offers full-stack security assessments, secure development lifecycle, advisory, and training services, serving industries such as critical infrastructure, healthcare, and finance. They explicitly market penetration testing and red team services, and have been recognized with cybersecurity awards; recent activities include security research and vulnerability disclosures.

Penetration Testing
Vulnerability Assessment
Red And Purple Team Services
+5 more
iSoft

iSoft

Network and Application Penetr...
United Kingdom 8 employees

UK-based cybersecurity firm specializing in penetration testing and ethical hacking; headquartered in Stockport, Cheshire, UK, with a presence in Manchester. Focuses on identifying vulnerabilities and safeguarding data against advanced cyber threats.

Penetration Testing
Ethical Hacking
Vulnerability Assessment
+5 more
VaultStrike

VaultStrike

Corporate Penetration Testing
London, United Kingdom 5 employees

VaultStrike is a UK-based private cybersecurity firm specializing in real-time website protection, vulnerability assessment, penetration testing, and security monitoring. Founded in 2020 and experiencing 150% YoY growth with 4 employees, it offers advanced security products, training, and courses in web design, graphic design, video editing, and active directory security, positioning itself as a cybersecurity automation partner.

Penetration Testing
Vulnerability Assessment
Real-time Defacement Monitoring
+3 more
Mobility Cyber Labs

Mobility Cyber Labs

Automotive Cybersecurity Penet...
United Kingdom 5 employees

Private automotive cybersecurity consulting firm based in the United Kingdom; specializes in design, testing, and benchmarking for secure mobility, including penetration testing, vulnerability assessments, and validation services; founded 2024, 4 employees, categories include automotive cybersecurity, secure mobility, ISO 21434, UNECE R155.

Automotive Cybersecurity Design
Penetration Testing
Vulnerability Assessment
+2 more
Cybergen Security

Cybergen Security

CREST-Accredited Penetration T...
United Kingdom 1 employees

UK-based cybersecurity company specializing in CREST-accredited penetration testing services; headquartered in Witney, Oxfordshire, with a focus on security testing and incident response.

Penetration Testing
Incident Response
Threat Intelligence
+5 more
Vorago Security

Vorago Security

Internal and External Network ...
United Kingdom 5 employees

UK-based cybersecurity company specializing in penetration testing; headquartered in Doncaster, England, with a registered office at 1 Water Vole Way, DN4 5JP; active provider of security testing services, including penetration testing, as detailed on their website.

Penetration Testing
Vulnerability Assessment
Risk Management
+2 more
Kumoco

Kumoco

Telecommunications Network Pen...
United Kingdom 11 employees

UK-based consulting firm specializing in telco digital transformation; offers cybersecurity services including vulnerability assessments and penetration testing with at least annual pentest activity; headquartered in London, UK.

Telco Digital Transformation
Servicenow Consulting
Penetration Testing
+4 more
KPMG

KPMG

Web Application Pentesting
Other 237480 employees

Global professional services firm specializing in accounting, advisory, and consulting; 47,522 employees, $36B revenue, headquartered in London, UK; offers penetration testing services with CREST accreditation, serving multiple industries and markets.

Audit
Tax
Advisory
+3 more
Cyber Tzar

Cyber Tzar

Enterprise Supply Chain Penetr...
United Kingdom 7 employees

Cyber Tzar Limited is a UK-based cybersecurity firm specializing in enterprise supply chain risk management; offers penetration testing services including Pen Test as a Service and Automated Penetration Testing, with headquarters in London, UK.

Penetration Testing
Vulnerability Assessment
Enterprise Supply Chain Cyber Risk Management Platform
INTEX IT

INTEX IT

Penetration Testing and Vulner...
Chatham, United Kingdom 4 employees

IT services and consulting company specializing in information security; provides penetration testing, security audits, data protection, PCI compliance, and security awareness training; based in Chatham, UK, founded 2002, with 2 employees; focuses on security consultancy and compliance services.

Penetration Testing
Vulnerability Assessment
ISO 27001 Internal Auditing
+2 more