Top Cybersecurity Companies

From Digital Native to AI Native with Qubika

Qubika helps businesses evolve from Digital-Native to AI-Native through data engineering, AI, cloud, cybersecurity, product design, and software engineering expertise. With over 20 years of experience, Qubika is an enterprise AI consulting and software engineering partner helping organizations modernize data platforms, build custom AI agents, implement generative AI, and scale AI-Native products. Capabilities span the full data and AI lifecycle: data engineering, machine learning, LLM development, cloud infrastructure modernization, platform engineering, DevOps, DevSecOps, SRE, and cybersecurity. Headquartered in Austin, Texas, Qubika operates delivery centers across the United States and Latin America, providing nearshore engineering teams aligned with US time zones. Specialized studios serve fintech, healthcare, financial services, semiconductor, and media organizations, connecting technical depth with measurable business impact. Partnerships and certifications: Databricks Gold Partner with 200+ Databricks certified engineers AWS Advanced Tier Partner Snowflake Select Tier Partner SOC 2 Type 2 and ISO 27001 certified Aligned with the NIST AI Risk Management Framework Recent Recognitions: Constellation Research: one of only eight firms worldwide to earn the AI Exponential designation Financial Times and Statista: Americas' Fastest-Growing Companies 2026 Clutch: 100 Fastest-Growing Companies for 2026 AIM Research: Leader in Data Engineering Services and highest-scoring seasoned vendor in Data Science services Services include enterprise AI consulting, custom AI agent development, LLM development, generative AI implementation, data platform modernization, cloud transformation, DevSecOps, SRE, platform engineering, embedded engineering, UX/UI design, and nearshore product development. Connect with Qubika to evolve from Digital-Native to AI-Native.

Cybersecurity firm offering SIEM monitoring, penetration testing, vulnerability management, security awareness training and CISO-as-a-service across multiple sectors.

Security and compliance specialist supporting banking, ecommerce, fintech and critical infrastructure clients with NIS2, DORA and PCI-DSS readiness, penetration testing and vulnerability management.

One of Bulgaria's top system integrators, providing IT infrastructure, threat intelligence and managed security services nationwide.

Qualified trust service provider issuing digital certificates, electronic signatures and identity verification services under the eIDAS regulation.

Global cyber protection company with a major R&D center in Sofia, combining backup, anti-malware and endpoint protection for businesses worldwide.

Distributor and integrator of cybersecurity, network and data-center technologies, organizing the annual Cyber PROtACTION conference in Sofia.

Varna-based cyber security company providing information protection services to regional business and public-sector clients.

One of Bulgaria's largest IT groups, delivering cybersecurity, cloud migration, managed IT services and business consulting to fintech, healthcare and other sectors.

Cybersecurity partner providing threat intelligence services to help organizations safeguard their digital assets.

Data protection and information security compliance specialist offering cloud and managed services for regulated industries.

ICT consulting and outsourcing company delivering design, construction and maintenance of IT systems, including cybersecurity, for enterprise clients.

Cloud-based password manager offering biometric identification and secure credential sharing for individuals and teams.

Software engineering services company offering cloud solutions, mobile applications, systems integration and cybersecurity for growing businesses.

Information security firm specializing in network vulnerability assessments, penetration testing and security incident investigations.

Sofia-based training academy delivering cyber investigation, digital forensics and cybersecurity skills courses for professionals and institutions.

Cybersecurity consultancy delivering information security plans, security audits and staff training for small and mid-sized organizations.

Cybersecurity and cloud consulting & SI provider also offering unified communications consulting and IT managed services.

Sofia and New York based startup building an AI-driven autonomous cybersecurity platform that continuously scans networks, endpoints and cloud environments for threats.

IT security testing and consulting company providing vulnerability management, PCI and policy compliance and antivirus protection under ISO 27001 certification.