Costas has worked in the photonics and telecom industries and has been involved with technology innovation, research and product development, and programme management as well as in the creation of intellectual property. He has worked for both academia and multinational corporations such as University College London, Alcatel Submarine Networks and SPI Lasers. More recently, through working for Pera Innovation, Costas gained a broad consulting experience with SMEs in the areas of operational improvement, high growth strategic management, and business transformation.

Costas has a degree in Physics from the University of Athens, and an MSc and a PhD degree in opto-electronics from University College London. He also gained his MBA from the University of Bath.