Diamantis Masoutis SA is the largest company by turnover and number of employees based in North Greece (Thessaloniki) and one of the largest national grocery retailers. In 2023, Diamantis Masoutis SA is expected to exceed 1 billion turnover and has 10,000 employees with more than 400 stores throughout Greece.
Theodoros Gerostergioudis was born and raised in Thessaloniki and studied Accounting and Finance in the University of Macedonia and subsequently completed his MSc in Lancaster University.
He has extensive experience in audit and business consulting working with several companies across various sectors in the UK including mergers & acquisitions, operations & finance consulting, digital & technology.
He joined Diamantis Masoutis SA in September 2021 as COO and subsequently appointed as Member of the Board implementing a unique strategic growth program.