Find a Pentest Company in Sweden
There are 73 penetration testing companies in Sweden. 69% are small firms (50 or fewer employees) and 31% are larger organizations.
VAPTEC AB
VAPTEC AB is a Swedish IT security services and consulting firm founded in 2023, with 2 employees. It specializes in penetration testing, vulnerability analysis, social engineering, and password management, serving clients nationwide from its headquarters in Karlskoga.
vibehacker
VibeHacker is a security systems services company based in Sweden, specializing in autonomous AI-powered penetration testing; it deploys a swarm of AI agents equipped with pentest tools to continuously evaluate web application security, offering scalable, real-time vulnerability assessments with a team of 3 employees.
Holm Security
Cybersecurity company specializing in vulnerability management, attack surface management, and automated penetration testing; 54 employees (+6.7% YoY growth), $5M revenue, founded 2015 in Alvik, Sweden; $16.7M total funding, last round Nov 2022; offers services including penetration testing and cyber hygiene solutions.
Keepoint AB
Cybersecurity company specializing in security intelligence, monitoring, incident response, penetration testing, and security assessments; founded 2025 with 3 employees in Stockholm, Sweden, experiencing 50% monthly growth.
Shelltrail
Shelltrail is a cybersecurity firm specializing in penetration testing and offensive security, founded in 2023 and based in Malmö, Sweden; with 3 employees and 50% YoY growth, it provides comprehensive security assessments and solutions to protect businesses from cyber threats.
Cybermetrics
Cybermetrics is a private cybersecurity firm specializing in penetration testing, cloud security assessments, and security assurance services; with 2 employees, founded in 2021, based in Stockholm, Sweden. The company offers news, data breach, cyber attack, vulnerability, and malware information, along with search services and consultancy in information security and privacy.
Addlevel AB
Cybersecurity consulting company based in Sweden; offers penetration testing, security assessments, and security engineering services; 2 employees, founded 2008, part of Truesec Group, serving authorities and banks.
Stop wasting time on security questionnaires
ResponseHub uses AI to automate your security questionnaire responses. 100% confidence, save days, unblock deals.
Truesec
Cybersecurity company specializing in computer and network security; 261 employees, $6.6M annual revenue, founded 2005, headquartered in Sweden (Stockholm); offers penetration testing, secure development, and infrastructure consulting, with recent activity in malware response and vulnerability management.
Redigo Cybersecurity
Cybersecurity company specializing in computer and network security; 19 employees with -3.7% YoY growth; founded 2022; based in Stockholm, Sweden; offers penetration testing, brand protection, compliance, and secure software development services.
Inprose
Cybersecurity and IT consulting company specializing in penetration testing, vulnerability assessments, and security consulting; 2 employees; founded 2002; headquartered in Danderyd, Sweden.
CAG Group
Swedish IT services and consulting company founded in 1983; specializes in IT management, system development, education, operations, and penetration testing services, with SEK872.1M annual revenue, 31 employees, and a SEK792M market cap; based in Stockholm, Sweden.
Detectify
Detectify AB is a cybersecurity firm specializing in surface monitoring, vulnerability management, and attack surface protection; it provides automated penetration testing as a service (PTaaS) combining automated scans with human research. Founded in 2013 and headquartered in Stockholm, Sweden, it has 77 employees, $15.4M in annual revenue, and has raised $42M in funding. The company serves industries including consumer packaged goods, media & gaming, and public sector, with a global web presence of 51,498 monthly visits and a ranking of #577,807 worldwide.
Defensify AB
Cybersecurity company specializing in OT, IT, and industrial security; offers penetration testing, risk management, incident response, and cybersecurity consulting; 24 employees with 10% YoY growth; based in Malmö, Sweden, founded 2019.
Assured AB - Security Consultants
Assured AB - Security Consultants is a Swedish IT security firm specializing in penetration testing, cryptography, and information security. Founded in 2014 and headquartered in Gothenburg, it has 12 employees, SEK15.1M revenue, and offers services from security reviews to training. The company actively promotes its cybersecurity expertise through social media and industry news.
Advertise on pentest.fyi
You could be here!
Space Node AB
IT Services and IT Consulting company specializing in cybersecurity; offers penetration testing, vulnerability management, and threat detection services; 8 employees; Founded 2021; Stockholm, Sweden.
Certezza AB
Certezza AB is a private cybersecurity firm specializing in IT and network security, including penetration testing services; 32 employees, founded in 1996, based in Stockholm, Sweden. The company focuses on secure IT infrastructures for mid-sized and large organizations, emphasizing confidentiality, availability, and integrity.
FALIKSSON
Cybersecurity engineering consulting firm based in Gothenburg, Sweden; specializes in cybersecurity audits, engineering, testing, and penetration testing for automotive, rail, and aviation industries; 4 employees; focuses on securing mobility and autonomous systems.
G'SECURE LABS (A Gateway Group Company)
Cybersecurity consulting firm specializing in information security, threat management, and penetration testing; offers SaaS-based MDR and vulnerability assessments; 9 employees, founded 1997, Stockholm, Sweden; over 27 years of experience serving 100+ clients.
Cybercampus Sverige | Sweden
Cybercampus Sverige | Sweden is a private cybersecurity research, education, and innovation organization founded in 2023 with 12 employees; specializes in penetration testing, cyber defense research, and agile cybersecurity initiatives; based in Stockholm, Sweden, with a focus on strengthening national cybersecurity resilience.
Unbreached AB
Cybersecurity company specializing in penetration testing, vulnerability management, and security assessments; founded in 2022 with 2 employees in Stockholm, Sweden. Offers penetration testing, vulnerability scanning, threat intelligence, and security audits, focusing on proactive threat identification and risk mitigation.
CYLOQ
Cybersecurity company specializing in penetration testing, vulnerability scanning, incident response, and security education; founded in 2022, with 2 employees (+25% YoY growth), headquartered in Stockholm, Sweden. Focuses on high-quality security services with over 15 years of industry experience.
Secure State Cyber
IT services and consulting company specializing in cybersecurity and data privacy; offers penetration testing and risk analysis; 12 employees, $5M revenue, founded 2005 in Stockholm, Sweden.
Simovits Consulting
Cybersecurity consulting firm specializing in information and IT security; provides penetration testing, security reviews, vulnerability scans, and incident management with a focus on long-term client relationships. Founded in 1997, based in Stockholm, Sweden, with 14 employees and +5.3% YoY growth; known for adherence to industry standards like NIST SP800-115 and OWASP.
EnlightSec
Cybersecurity company specializing in penetration testing, security assessments, and incident management; 4 employees with 25% monthly growth, founded in 2014, based in Sweden. Known for tailored security solutions for organizations that prioritize cybersecurity.
Cuebid
Cuebid AB is a Swedish IT security and consulting company founded in 2009 with 56 employees; specializes in cybersecurity, offering penetration testing services including automated pentests and ethical hacking; serves over 500 Swedish clients; 3,001 monthly website visits; ranked #5,586,855 globally and #93,442 in Sweden.
B3 Consulting Group
IT services and consulting company based in Stockholm, Sweden; 111 employees, $1.2B annual revenue, SEK704.6M market cap; offers penetration testing services via 'Security as a Service'; founded 2003; specializes in digital transformation, IT management, and security solutions.
Venor
Venor is a Swedish cybersecurity firm specializing in security and investigations, with a focus on defensive IT security services including penetration testing, threat modeling, and security architecture assessments. Founded in 2017, it has 8 employees (+10% YoY growth) and serves clients in finance, government, and retail sectors. The company is known for providing high-quality proactive security assessments and managed security services, with a web presence of 2,799 monthly visits and a global rank of #6,580,063.
Cparta Cyber Defense
Cparta Cyber Defense is a private cybersecurity firm specializing in computer and network security, founded in 2020 and based in Stockholm, Sweden; with 44 employees, it provides state-of-the-art cyber defense services, including penetration testing and Red Team exercises that simulate sophisticated cyber-attacks to test client defenses.
Outpost24
Cybersecurity company specializing in penetration testing, attack surface management, and vulnerability assessment; 213 employees (+10.2% YoY growth), $50M revenue, $23.9M funding; based in Karlskrona, Sweden; provides intelligence-led cyber risk management solutions to identify security gaps and prioritize vulnerabilities.
Stop wasting time on security questionnaires
ResponseHub uses AI to automate your security questionnaire responses. 100% confidence, save days, unblock deals.
Netsecurity Nordic AB
Cybersecurity company specializing in penetration testing and IT security solutions; based in Stockholm, Sweden with 6 employees, founded in 2009, serving private and public sectors in the Nordics. Offers expertise in cybersecurity, network security, and penetration testing, with a focus on innovative security services.
Actalos
IT services and consulting company specializing in security solutions; offers advanced penetration testing and risk analysis services; founded in 2023, headquartered in Göteborg, Sweden; 6 employees with 250% YoY growth.
Nordic Defender
Cybersecurity company specializing in crowdsourced penetration testing; offers fully-managed, continuous offensive security services with detailed scope, reporting, and remediation; founded in 2019, based in Gothenburg, Sweden; 12 employees; $1M annual revenue.
SmartTek
SmartTek is a private Computers and Electronics Manufacturing company based in Sweden, offering penetration testing, website building, domain search, and customer support services; 3 employees, no recent growth (-16.7% YoY), domain smarttek.se.
Cynode
Cybersecurity company providing penetration testing and security assessment services; headquartered in Stockholm, Sweden; offers capability assessments, cyber maturity, and NIST assessments; founded with a focus on security posture measurement.
Sentor Managed Security Services
Cybersecurity company specializing in computer and network security; offers penetration testing services with dedicated external/internal pen-test offerings; based in Kungsholmen, Sweden; 45 employees; founded 1998; $10M revenue; experienced 21.1% YoY workforce decline; web traffic of 7,344 monthly visits; operates in categories including SIEM, network, application security, and social engineering.
NetNordic Sverige
Cybersecurity company specializing in critical infrastructure solutions; provides customized penetration testing services for web, application, OT/IoT, physical, and internal environments; founded in 2001, based in Sweden, with 99 employees.
Telia Cygate
Swedish IT services and consulting firm founded in 1978; 588 employees with +4.0% YoY growth; offers secure IT infrastructure, digitalization, and cybersecurity including penetration testing; part of Telia Company; web presence of 6,940 monthly visits and ranked #2,481,616 globally.
Cynopticon
Cybersecurity company specializing in digital asset discovery and external attack surface management; offers penetration testing services as part of its cybersecurity offerings; based in Stockholm, Sweden; founded in 2023; 3 employees with 50% YoY growth.
Bodforss
Sweden-based cybersecurity consulting firm headquartered in Göteborg; offers penetration testing including logical penetration tests with vulnerability analysis and actionable recommendations. The company has a branch in Stockholm.
eBuilder Security
Swedish cybersecurity firm specializing in penetration testing; headquartered in Kista, Sweden, with active engagements including pentest assignments for defense and legal clients, and recent MDR/SOC service agreements.
Proteo Defence AB
IT services and consulting company specializing in cybersecurity, digital sustainability, and web development; offers penetration testing services as confirmed by their website; based in Stockholm, Sweden, founded in 2021, with 2 employees and 100% YoY growth.
Cypro Ab
Cypro Ab is a Sweden-based cybersecurity firm specializing in holistic digital protection; headquartered in Malmö, with capabilities in penetration testing supported by active job postings for senior pentesters and use of tools like Kali Linux and Metasploit.
QLS quality solutions AB
Computer networking and security solutions provider based in Sweden; offers penetration testing services via Secure Check with QLS Actalos; 7 employees, founded 2001, +14.3% YoY growth, 5,682 monthly visits, ranked #2,210,248 globally.
Pwn Tech Sweden Ab
Swedish cybersecurity firm specializing in penetration testing; offers active security assessments of systems and networks, with services explicitly listed as 'Penetrationstester' on their Swedish-language website. Based in Sweden, with no evidence of headquarters outside the country.
Svensk Coding Company AB
IT services and consulting company based in Sweden; specializes in custom software, mobile, cybersecurity, and process automation. Offers penetration testing, ethical hacking, Laravel PHP development, and web application security; 3 employees, +200% YoY growth, founded 2013.
DarkCell AB
Sweden-based cybersecurity firm specializing in offensive security, including penetration testing and red-teaming; headquartered in Stockholm, with a focus on adversary simulation and field-proven security approaches.
Hunna
Hunna is a private Swedish IT & cybersecurity company specializing in USB sanitisation systems for classified information, with core capabilities in penetration testing, vulnerability research, and offensive security. Founded in 2015, it has 3 employees, no recent growth, and a modest web presence, serving niche security needs in Sweden.
SeqOps
Swedish cybersecurity company specializing in cloud vulnerability management and penetration testing; offers automated vulnerability scanning, real-world attack simulations, and security assessments for Azure; registered as SeqOps AB in Hammarö, Sweden, with presence in Stockholm.
Sentor cybersecurity
Sweden-based cybersecurity firm in Stockholm specializing in penetration testing, security testing, and red team assessments; offers offensive security services including simulated attacks and vulnerability assessments.
Cyber Security Consulting Sverige AB
Sweden-based cybersecurity company with 20+ years of experience; offers penetration testing, web application testing (OWASP), and cybersecurity analyses for private and public clients; headquartered in Sweden.
Secify
Swedish cybersecurity firm specializing in penetration testing and offensive security services; headquartered in Jönköping, Sweden, with a primary address at Östra Storgatan 28c, 553 21 Jönköping; provides penetration testing and red team exercises.
Truesec
Cybersecurity firm headquartered in Stockholm, Sweden; specializes in penetration testing and offensive security services, including red teaming and simulated attack exercises.
Advania Group
Advania Group is a Swedish-based IT services and consulting firm with 165 employees and $1.4B annual revenue, operating across Nordics, UK, and Ireland; known for cybersecurity, cloud, and IT infrastructure services, and certified for penetration testing by UK NCSC.
Cybercom
Swedish-based digital solutions company specializing in digital transformation and cybersecurity services; offers extensive penetration testing across IoT, mobile, web, API, network, and cloud environments with PTES-based reporting • Part of Knowit Group; Headquartered in Stockholm, Sweden; Focuses on sustainable and humane digital development.
Cyber Instincts AB
Sweden-based cybersecurity firm specializing in penetration testing; offers active exploitation testing and detailed security reports; headquartered in Gothenburg, Sweden.
Rzec AB
Rzec AB is an IT-security consulting company based in Stockholm, Sweden, specializing in assessments, architecture, and training. They have over 20 years of experience and provide offensive security services including red/purple teaming, which involves simulated penetration testing to identify vulnerabilities.
Omegapoint
Swedish IT services and cybersecurity firm specializing in penetration testing, ethical hacking, and digital security solutions; 515 employees, $61.9M revenue, founded 2001, based in Stockholm, with active pentest services and a leading position in Northern Europe's cybersecurity market.
Hack23 AB
Sweden-based cybersecurity consulting firm specializing in ISO 27001, GDPR/NIS2, and AWS security; offers penetration testing, vulnerability assessments, and red team exercises; Gothenburg headquarters; over 30 years of expertise; CISSP/CISM certified.
CyberStrike
CyberStrike is a Sweden-based cybersecurity firm specializing in penetration testing and red team assessments; operates from Stockholm, Sweden, with a focus on offensive security services such as web application and API testing.
Basalt AB
Swedish IT services and consulting company specializing in secure systems, military defense, and civil security; 98 employees, $7.1M revenue, with expertise in penetration testing, red-team activities, and security assessments. Based in Stockholm, with a focus on strategic security solutions and recent funding activities.
Advertise on pentest.fyi
You could be here!
Triop AB
Swedish cybersecurity firm specializing in offensive security, cryptography, reverse-engineering, and malware analysis; provides penetration testing services and conducts cryptographic and network protocol investigations.
0x4A
Sweden-based IT security consultancy offering penetration testing, security assessments, and cloud infrastructure security; specializes in securing cloud and infrastructure-as-code deployments, with extensive knowledge in adapting to changing security challenges.
Out Sec AB
Cybersecurity company based in Sweden; specializes in penetration testing, ethical hacking, and red teaming services; headquartered in Tystberga, Sweden.
Sweden Secure Tech Hub
Sweden Secure Tech Hub is a Swedish national cybersecurity innovation hub supporting local tech companies with resources, consulting, and testing services; it explicitly offers penetration testing, vulnerability assessments, and real-threat simulations to enhance cybersecurity.
Skullkey Security
Swedish cybersecurity company headquartered in Stockholm; specializes in subscription-based penetration testing services, providing comprehensive IT security solutions.
WiTTRA Networks AB
WiTTRA Networks AB is a private wireless services company based in Stockholm, Sweden, specializing in long-range, secure wireless sensor networks for product developers; 18 employees, $5M annual revenue, founded in 2011. The company explicitly offers penetration testing services, supported by third-party security engagements, highlighting its cybersecurity expertise.
Programmatic Sverige AB
Swedish private company in computer and network security; specializes in risk management, information security, and penetration testing for banking, finance, and fintech clients; founded 2014; Stockholm, Sweden; 1-10 employees; 387 monthly visits; global rank #12,602,103.
Beetroot
Swedish outsourcing and offshoring consulting firm specializing in software development, team augmentation, and IT solutions; offers penetration testing services that simulate real-world attacks to identify vulnerabilities; 205 employees, founded 2012, headquartered in Stockholm, Sweden; 20,666 monthly website visits; employer rating 4.4/5 from 56 reviews.
SQRL AB
Cybersecurity company based in Stockholm, Sweden; specializes in penetration testing, red teaming, application security, and cloud security; founded in 2021 with 1 employee; provides offensive security services as indicated by its categorization.
Straznet
Swedish cybersecurity company based in Kungsbacka; specializes in penetration testing, vulnerability analysis, and proactive security services. Provides comprehensive cybersecurity assessments to identify vulnerabilities and enhance security posture.
Onevinn
Cybersecurity company based in Gothenburg, Sweden, providing security management, monitoring, and penetration testing services; offers active attack simulations through red team engagements, emphasizing proactive security testing capabilities.
Knowit
Swedish consulting firm specializing in digital transformation and IT security; offers penetration testing services for IoT, mobile, web apps, API, network/infrastructure, and cloud environments based on PTES; headquartered in Stockholm, Sweden.
Iver Sverige
Iver Sverige is a Swedish IT services provider based in Stockholm, specializing in managed IT, infrastructure, cloud, and cybersecurity services. The company explicitly offers penetration testing (pentest) services, supported by dedicated cybersecurity offerings and educational resources on vulnerability assessments.