Microsoft Certified Trainer, Microsoft Certified Solutions Associate (MCSA) στον Microsoft Windows Server 2016, Microsoft Project Specialist.
Microsoft Certified Trainer, Microsoft Certified Solutions Associate: SQL Server 2012/2014 & Microsoft Certified Solutions Developer: Web Applications
Ο Ανδρέας διαθέτει 36 χρόνια διδακτικής εμπειρίας, με τεράστια εμπειρία στις εφαρμογές του Microsoft Office σε όλες τις εκδόσεις και σε όλα τα επίπεδα
Cisco Certified Systems Instructor (CCSI), Cisco Certified Security Professional (CCSP), Cisco Certified Internetwork Professional (CCIP), Cisco Certified Network Professional (CCNP), Cisco Certified Network Associate (CCNA)
Microsoft Certified Trainer, Microsoft Certified Solutions Associate (MCSA) στον Microsoft Windows Server 2016, Microsoft Project Specialist.
Microsoft Certified Trainer, Microsoft Certified Solutions Expert: Server Infrastructure, Microsoft Certified Solutions Expert: Sharepoint
Microsoft Certified Trainer, Microsoft Cerified Solutions Expert: Data Platform & Microsoft Certified Solutions Developer: Web Applications
Microsoft Certified Trainer, Microsoft Certified Solutions Expert: Server Infrastructure και έχει τιμηθεί με την διάκριση του Most Valuable Professional (MVP) σε Directory Services
Διαπιστευμένος Professional Certified Coach (PCC) από την ICF, Certified Professional Coach (CPC) από την ICA, NLP Master Certified Coach απ'το American Board of NLP, Πρόεδρος του ICF Greece Chapter 2019