From 1998 he is organizing events, under the names of Modular Expansion, Reverb Sessions, Deep Impact, elektr-o-tech experiments, Expanding Bass, Space Invaders, Influential Muzik and many more, in clubs & bars like +Soda, U-matic, Danza, Bios, Loud, Vanilla, Fuze, Mylos, Loca, Goa, Cariocas, Soul Stereo, City Groove, Z-oo, Inoteka, Wunderbar, Plan b, Tessera, Factory, Loop, Miroir, Mad etc. As touring in the province he presents his music in Thessaloniki, Patra, Crete, Corfu, Kefalonia, Akrata, Diakopto, Aigio, Larisa, Paros, Alepohori, Agrinio, Chalkidiki, Kalamata etc. He also took part in festivals like Electrofield Dance Base, Globe Dance, Electro Free, Reverb, e-fos and Day without Cars.

In 2002 George Apergis became the first Greek dj who played on the decks of the most legendary techno club in the world, at Tresor in Berlin. The beginning of 2007 finds him in Russia with gigs at the biggest clubs of Moscow like Gorod, Neo, Open Kafe, Severnoe Depo & Atoll. In 2008 played at the most underground club of Poland at Luzztro in Warsaw

In 2004 he had collaboration with Danza club with Athens Reverb Dance Events for the Olympic Games of Athens. In 2006 he took part with his Modular Expansion Company at Helexpo exhibition in Thessaloniki and performed at the closing event. He played in several unique events like: at 2007 Literary awards & at Opening of the 3rd Athens Voice Galley at Museum Benaki, for the 2 years anny of Soul mgzn at Thission Lofts, at 2008 Zodiac Party of Athens Voice at Eleourgion Idustrial Area

Also as organizer and dj has played along with artists like Carl Cox, Funk D Void, Alexander Kowalski, Adam Beyer, dj Rolando, Chris Cowie, Darren Price, Dave Tarrida, Internal Sync, Pacou, Substance, Vainqueur, Sender Berlin, Diego, Amok and Yunus Guvenen. Also has co-operations with national djs like Leon Segka, Axel Karakasis, Spiros Kaloumenos, Cj Jeff, dj Tony, dj Pierr, Quantum, dj Gus, Chevy, Leo Mars, Eva Theotokatou, Vicky Bania, Mikee etc.

In February 2005 pre-released his first track 'Sleepin with Headphones' at the compilation of F2 recordings 'dj San live at the Kristal club'. George Apergis also worked during 2005 with djagency.cz.

In August 2005 released the cd compilation "Modular Expansion volume 1" at Freeze mgzn, including tracks from Chris Cowie, Dan Corco, Southsoniks, Bryan Zentz, George Apergis, Renato Cohen, Rhythmiker vs Ratio, Dave Tarrida, Beroshima, Sender Berlin and Memory Foundation. In cooperation with worldwide labels such as Intec, Versus, F1, Central, Sativae, unGleich and Beroshima.

In 2005 he released at Omega Audio recordings his techno theme "Medusa", it was a killer various artists EP! including tracks also from Redhead & Axel Karakasis, Marko Nastic and Reaky.

In May 2006 released the cd compilation "elektr-o-tech experiments" at Freeze mgzn, compiled by George Apergis and including tracks by Mandy, Silver City, John Tejada, Modex aka George Apergis, Justin Maxwell, DJ T, Alter Ego, Tiefschwarz, Videogame Orchestra, Isol?e, Sender berlin and Substance. In cooperation with worldwide labels such as Get Physical, Klang Elektronik, Playhouse, 2020 Vision, Palette, unGliech and Chain Reaction.