# AVSec Advisory

> vCISO, NIS2 & ISO 27001 Advisory in Greece

- Canonical listing: https://agencysource.com/agencies/avsec-advisory
- Categories: [AI & LLM Development](https://agencysource.com/categories/ai-development), [Cybersecurity](https://agencysource.com/categories/cybersecurity), [Training & Coaching](https://agencysource.com/categories/corporate-training), [IT Consulting & Managed IT](https://agencysource.com/categories/it-services)
- Services: Cybersecurity, Corporate Training & Coaching, IT Strategy Consulting
- Team size: 2 - 9
- Hourly rate: $100 - $149 / hr
- Minimum project: $1,000+
- Founded: 2026
- Website: https://avsecadvisory.eu
- Listing: Not yet claimed
- Agency Source rating: no Agency Source reviews yet

## About

AVSec Advisory is a boutique cybersecurity advisory firm based in Athens, Greece, serving private and public sector organizations across Greece and the EU.

We provide senior-level, direct engagement across Virtual CISO (vCISO), NIS2 compliance (Greek Law 5160/2024), ISO/IEC 27001 implementation, GDPR, DORA readiness, risk assessments, security audits, and AI governance (EU AI Act, ISO/IEC 42001).

Founder Angelos Varthalitis brings 20+ years of CISO-level experience across transportation, financial services, and critical infrastructure. Active DBA candidate researching Shadow AI governance.

Client mix: municipalities, healthcare organizations, CySEC-regulated firms, and private enterprises across Southern and Eastern Europe.

Certifications: C)CSSM, C)CSSA, CM)CSSA, C)ISMS-LA/LI, C)AICSO, C)ISSO-A (Mile2/ANAB); ISO 27001 Internal Auditor (Exemplar Global); EU GDPR DPO; NIST CSF.

AVSec Academy (academy.avsecadvisory.eu) delivers cybersecurity awareness and compliance training for boards, executives, and security teams.

"Your CISO, without the complexity."

---

Source: Agency Source, https://agencysource.com/agencies/avsec-advisory. Ratings and reviews come only from reviews submitted and moderated on Agency Source; agencies cannot pay for rank.