Ilias works on maximising the benefits of green digital transformation, in cooperation with several Commission services and external stakeholders.

He has initiated the European Green Digital Coalition that works together with the European Parliament Pilot project on science-based methods to estimate the net environmental impact of digital solutions and on guidelines for green digital transformation in different sectors.

Ilias also works on digitalisation for circular economy, e.g. on the digital product passport as introduced in the Eco-design for Sustainable Product Regulation. He contributes to work on EU Taxonomy and International partnerships for green & digital development.

Before 2017 Ilias has contributed to the EU Agenda of eHealth and ICT for Active and Healthy Ageing for over 20 years. Areas he pioneered include digitally supported Integrated Care, ‘Virtual Physiological Human’, Personal Health Systems and Electronic Health Records.