Over a career spanning decades, he has been instrumental in shaping contemporary theatrical architecture in Greece and beyond. Among his most notable works are the "Sxoleion" Theatre of the National Theatre of Greece and the groundbreaking renovation of the Karolos Koun Art Theatre in Athens. These projects reflect his innovative approach to creating spaces that enhance the theatrical experience through architectural precision and creativity.

Perakis's expertise extends to designing multifunctional cultural venues, such as the Earth Theatre in Thessaloniki, and international projects, including collaborations in Italy and Spain. His work has garnered numerous awards, including recognition at the International Exhibition of Theatre Design in Prague, highlighting his ability to blend functionality with artistic vision. His designs often incorporate flexible spatial arrangements and advanced acoustics, ensuring optimal conditions for performers and audiences alike.

Beyond his architectural achievements, Perakis's influence is cemented through exhibitions like Ars Theatralis, which showcases his extensive portfolio, including designs, models, and personal collections. These exhibits offer a glimpse into the creative mind behind iconic spaces that bridge the gap between artistic performance and architectural ingenuity.