Latest project

DAEDALUS

Greece’s new supercomputer

Greece’s national EuroHPC supercomputer, a project we contributed to as prime contractor.

Infrastructure

Digital infrastructure for a knowledge-driven Greece

MainSys partners with GRNET to design, develop and operate advanced digital infrastructure for research, education, public services and innovation.

Architecture

Next-generation power

HPE Cray EX architecture with NVIDIA GH200 accelerators and direct liquid cooling.

Performance

More than 85 petaflops

The 31st most powerful and 23rd most energy-efficient supercomputer in the world.

TOP500 / Green500, June 2026

Lavrion

Where heritage meets the digital age

A historic power station at the Lavrion Technological Cultural Park, reborn as one of Europe’s most advanced data centres and powered by renewable energy and advanced cooling.

Impact

For the challenges that matter

Accelerating research, engineering, and innovation driven by data and AI, for academia, industry, startups and the public sector.

AI Factory

The computing heart of PHAROS

The compute core of PHAROS, the Greek AI Factory, advancing trustworthy AI in Health, Language & Culture, and Sustainability.

MainSys

Proud to be part of DAEDALUS

As prime contractor, we helped deliver Greece’s new supercomputer, an infrastructure that strengthens research and innovation across the country.