Vision
Enhance National Defense Through Sovereign Intelligence.
Company · About
Driven by Purpose
Powered by People
Sthenos (σθένος): Greek for “strength”
the power to endure and prevail.
Sthenos AI is part of the EFA Group, a leading European defense and security ecosystem with decades of experience in developing advanced technologies for global defense organizations.
This unique mix of defense know-how and AI innovation allows us to deliver technologies that truly serve those who serve.
01
Access to real operational environments for testing and validation.
02
Cross-disciplinary knowledge across sensors, systems, and integration.
03
A foundation of trust, credibility, and long-term strategic vision.
— Infrastructure
Our infrastructure is designed to meet the highest standards of defense-grade cybersecurity and data sovereignty.
On-premise
All development and deployment environments are on-premise, ensuring full control, confidentiality, and operational continuity.
GPU clusters
Cutting-edge GPU clusters built for AI model training, fine-tuning, and real-time inference — delivering unmatched performance for mission-critical defense applications.
— How we work
One platform, deployed inside your own perimeter.
Data
Ingests inputs from sensors, ISR systems, video, logs and tactical platforms.
Sensemaking
Structures raw data into a shared, continuously updated operational picture.
Decision
AI models evaluate scenarios and surface recommended responses to operators.
Action
Human-controlled applications execute securely through interoperable interfaces.
