Kiefer

Kiefer is a Greek technology company working at the intersection of sustainable energy and advanced technology. Founded in 2014, it develops artificial intelligence, robotics and enterprise knowledge systems, and retains a heritage as a renewable energy EPC contractor, with completed projects exceeding 600MW across PV, wind, hydro and biogas installations.

The company's technology division, Kiefer Tech, delivers enterprise-grade AI infrastructure, intelligent automation and AI development services. Its products include Sophea AI, described as the first true Greek Large Language Models and part of an integrated AI ecosystem, alongside sovereign AI infrastructure designed to keep data within EU borders. Technical domains span physical AI, large language models, intelligent automation and renewable energy engineering.

Kiefer operates across Greece, Southeast Europe and the wider European Union. The company reports a strategic collaboration with NVIDIA and frames its work around technological sovereignty for Greece and Southeast Europe, data privacy and sustainable infrastructure. Engineering work spans AI, robotics and energy systems in a mission-oriented environment focused on Europe's intelligent infrastructure.