Find a Pentest Company in Bulgaria
There are 47 penetration testing companies in Bulgaria. 93% are small firms (50 or fewer employees) and 7% are larger organizations.
CyberXperts
CyberXperts is a cybersecurity IT services and consulting company based in Sofia, Bulgaria, founded in 2025 with 3 employees. The firm specializes in penetration testing of infrastructure, Active Directory, API, web, and mobile applications, and offers a broad portfolio of cybersecurity services to protect organizations of all sizes.
CyPro
CyPro is a Bulgaria-based IT Services and IT Consulting firm with 2 employees, specializing in cybersecurity and compliance solutions. The company explicitly offers penetration testing services and covers areas such as GDPR readiness, vulnerability assessments, and incident response, emphasizing data protection and regulatory compliance.
BaseLine CyberSecurity
BaseLine CyberSecurity is a Bulgaria-based cybersecurity firm founded in 2013, with 3 employees and 25% annual growth. It provides penetration testing, vulnerability management, security hardening, and SOC services, serving the cybersecurity needs of clients with a focus on security assessments and compliance.
Blueberry Software
Blueberry Software is a private technology company based in Sofia, Bulgaria, specializing in cybersecurity and machine learning solutions; it provides penetration testing services that simulate real-world cyberattacks to uncover vulnerabilities, with 9 employees and 8.3% YoY growth.
NetSafety
Cybersecurity consulting company specializing in information security audits, compliance, and penetration testing; based in Sofia, Bulgaria, with 2 employees since 2009; offers network and web application pentests, data recovery, incident response, and compliance preparation.
3Cyber-Sec Ltd.
Cybersecurity consultancy specializing in penetration testing, vulnerability assessments, and compliance; 4 employees with -25% YoY growth; founded 2020; based in Varna, Bulgaria; website: https://www.3cyber-sec.com.
Sunwell Solutions LTD
IT services and cybersecurity company based in Sofia, Bulgaria; specializes in consolidated cybersecurity platforms, penetration testing, and expert security services; 10 employees with +66.7% YoY growth; founded in 2018; leverages Microsoft 365, Azure, AWS, Palo Alto Networks; addresses global cybersecurity professional shortage.
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SoCyber
Cybersecurity company specializing in penetration testing, vulnerability analysis, and security consulting for banking, fintech, and critical infrastructure; 14 employees with 16.7% YoY growth; based in Sofia, Bulgaria, founded 2018.
Cyberware
Cyberware is a private cybersecurity firm specializing in penetration testing and security consultancy; founded in 2022 with 7 employees and +350% YoY growth, based in Sofia, Bulgaria. The company offers comprehensive security testing services including API, web, desktop, and mobile penetration testing, breach simulation, and purple team engagement, supported by auditors with over 30 years of experience, aiming to improve cybersecurity standards and client compliance.
ArmadilCo LTD
Cybersecurity firm specializing in penetration testing, vulnerability assessments, and security consulting; offers services such as Virtual CISO and application security advisory; based in Bulgaria with headquarters in Plovdiv and Sofia.
Plainsea
Cybersecurity company specializing in AI-powered, real-time penetration testing and security automation; offers continuous, automated pentesting services confirmed by multiple sources; 11 employees with 7.7% monthly growth; based in Sofia, Bulgaria, founded in 2022.
Team Secure България
Cybersecurity company specializing in penetration testing, vulnerability analysis, and security consulting; offers automated and manual pentest services with detailed reporting; based in Bulgaria with Bulgarian-language content and domain.
PriorityZero
Cybersecurity company specializing in offensive security and penetration testing; founded 2021 in Sofia, Bulgaria; 2 employees with 100% YoY growth; offers ethical hacking, security audits, compliance, and system implementation services, with expertise in web, API, and network penetration tests.
European Software Institute (ESI)
IT services and consulting company based in Sofia, Bulgaria; founded in 2003; 5 employees with -20% YoY growth; offers software development, training, cybersecurity, and penetration testing services, including automated and manual security assessments.
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ThinkCyber Bulgaria
IT system training and support company based in Bulgaria; specializes in cybersecurity training, ethical hacking, and penetration testing services; 2 employees with 100% YoY growth; founded 2016; offers cyber security courses, forensic investigations, and pentest services.
AMATAS
Cybersecurity and investigations company specializing in penetration testing, incident response, and managed security services; 20 employees with 13.3% YoY growth; based in Sofia, Bulgaria; offers comprehensive cyber governance and offensive vulnerability scanning, with dedicated service pages and external accreditation confirming pentest expertise.
Lirex COM
IT services and consulting company specializing in security solutions; 157 employees with 1.9% YoY growth; founded 1991; headquartered in Sofia, Bulgaria; offers penetration testing, security checkups, IAM, and SIEM services; competes with Smiley Technologies, Datatek, and HMB.
CyberOne
CyberOne is a Bulgaria-based private cybersecurity firm specializing in computer and network security; it offers penetration testing services including web application, external, and internal network tests, with two SOCs monitoring over 310 million threats daily. Founded in 2018, it has 6 employees and maintains a strong focus on cyber threat mitigation.
Protiviti Bulgaria
Protiviti Bulgaria is a cybersecurity consulting firm based in Sofia, Bulgaria, specializing in penetration testing services; it operates as a Bulgarian entity with headquarters in Sofia, as confirmed by local business profiles and registration data. The company offers cybersecurity solutions including pentest services.
Vixean
Cybersecurity firm based in Sofia, Bulgaria; offers professional and managed security services including penetration testing, cloud security, network security, endpoint security, active directory security, and advisory services; explicitly provides penetration testing services to clients.
IQ Security
IQ Security is a Bulgaria-based IT Services and IT Consulting firm specializing in information security testing, including network and web application penetration testing; 3 employees with 20% monthly growth, headquartered in Poduyane, Sofia.
Timex-bg
Bulgarian cybersecurity and consulting firm based in Sofia; offers penetration testing and information security services, with explicit mention of penetration testing on their website and service pages.
Centio #Cybersecurity
Bulgarian cybersecurity company headquartered in Sofia and Plovdiv; specializes in penetration testing services for external clients, with over 20 years of experience in protecting businesses and their assets.
ThinkWeb
ThinkWeb is a Bulgaria-based web development company with headquarters in Sofia; they have over 17 years of experience, 140+ projects, and a 99% client referral score. They provide custom web development and security testing services, including penetration tests and quarterly security drills.
EDIH Trakia
European Digital Innovation Hub based in Plovdiv, Bulgaria; provides digital transformation support and cybersecurity services including penetration testing (white-box, grey-box, black-box, OT); active in multiple service packages and initiatives.
Nebosystems
IT & Services company based in Sofia, Bulgaria; 6 employees with 37.5% YoY growth; specializes in IT support, cloud, security, DevOps, and IT audit; offers penetration testing services for security and compliance; 1,138 monthly visits, global rank #11,325,293.
Atlant Security
Cybersecurity firm specializing in penetration testing; headquartered in Sofia, Bulgaria; provides active pentest services including vulnerability assessments and penetration tests; SOC 2 and NIST certified.
PromiseDev
Bulgaria-based IT company specializing in web development, software solutions, server security, and penetration testing; headquartered in Sofia with a team of certified professionals; offers high-quality security testing services as highlighted on their homepage.
K3Y
Cybersecurity company based in Sofia, Bulgaria, specializing in penetration testing and custom security solutions; offers comprehensive security evaluations and vulnerability assessments to external clients.
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Escom Bulgaria Ltd.
Bulgarian cybersecurity firm based in Sofia; offers penetration testing and vulnerability assessment services to external clients; explicitly references active penetration testing activities and external security testing solutions.
Cyber Tech Group
Bulgaria-based cybersecurity firm specializing in penetration testing and security assessments; headquartered in Krasno selo, Sofia, with active regional operations and social media presence.
Cyberclub
Cyberclub is a cybersecurity firm based in Sofia, Bulgaria, providing penetration testing services; confirmed through job postings and partner profiles, with a focus on cyber security and related disciplines.
PromiseDev
Bulgarian cybersecurity company specializing in penetration testing; based in Sofia, Bulgaria, with a focus on IT security services and web development. Explicitly offers pentest services on their homepage.
Sofia Tech Park
Bulgaria-based private business consulting and technology services company; offers laboratory services, events, and cybersecurity penetration testing for external clients; 14 employees with 60% YoY growth, serving as a hub for research and tech startups in Bulgaria.
ITWorks
Bulgarian IT services company based in Sofia; specializes in cybersecurity including penetration testing; offers IT managed services, strategy consulting, and staff augmentation; founded in Bulgaria with a focus on innovation and growth.
e-security.bg // Cybersecurity for All - Foundation
Bulgarian cybersecurity foundation focusing on information security, user safety, and awareness; offers penetration testing services with tools like AutoPentestX and HackGPT Enterprise, supporting network and web app security assessments; 1 employee; Website: https://www.e-security.bg
ISO Certification in Bulgaria
Bulgarian-based consulting and certification firm specializing in ISO standards and cybersecurity testing; offers penetration testing, VAPT, and application security services with a focus on Bulgaria, supported by explicit location references and a Bulgarian address.
DIMARHOS EOOD
Bulgaria-based cybersecurity company specializing in penetration testing (pentest), security assessments, risk management, and compliance; explicitly offers pentest services with detailed reporting and debriefings; located in Bulgaria with Bulgarian VAT number BG204915079.
Ivision
Bulgaria-based cybersecurity firm specializing in penetration testing and security assessments; offers enterprise pentest, red teaming, and continuous testing services, with a focus on high-stakes security and technical oversight.
Pytek
Bulgarian cybersecurity company based in Sofia; provides penetration testing and security assessment services for external clients, with active projects including security testing for financial institutions.
Cloud Office
Cloud Office is an Bulgaria-based IT Services and Consulting company specializing in cloud enablement, data analytics, and cybersecurity, including penetration testing services; 48 employees with 24.5% YoY growth, founded in 2019, with $4.2M+ in funding, actively expanding in EMEA.
Cyber360
Cyber360 is a Bulgaria-based cybersecurity firm headquartered in Sofia; it specializes in penetration testing, offensive security, and infrastructure testing, serving clients with external security assessment services.
Bulcode
Bulcode is a Bulgaria-based private software development firm founded in 2016, with 10 employees and a 21.4% decline in YoY growth. They focus on turning ideas into digital solutions, offering outsourcing, development, consulting, and support. The company actively provides penetration testing services, demonstrating expertise in security testing and vulnerability assessment; 905 monthly website visits; and a 5.0/5.0 employer rating based on 1 review.
Infosec Consult Ltd.
Cybersecurity consulting firm based in Varna, Bulgaria; offers penetration testing, security assessments, server security, and hosting protection services; emphasizes securing digital presence and infrastructure.
Salient Ltd.
Bulgaria-based IT services and consulting company specializing in cybersecurity; offers penetration testing services as listed on their website; founded in 2018 with 1 employee; also involved in gaming through GalaxyTrail, an independent game developer.
Zetta Systems
Bulgaria-based cybersecurity firm specializing in penetration testing; headquartered in Sofia with verified office addresses in Bulgaria; offers active pentest services for client security assessments and compliance.
Sfera Systems
Cybersecurity company based in Sofia, Bulgaria; specializes in IT security solutions including penetration testing and vulnerability analysis; founded with a focus on building secure, resilient, and high-performance IT environments; operates with expert teams and innovative approaches.