Zak has participated in the development of the music dance scene in Zagreb since 2000. Conductor and editor of the music program Kontrapunkt on Radio 101, a member of the Kontrapunkt Kolektiv (Eddy Ramich, Dus, Alen S, Jan Valdevit, Jogarde), a resident DJ at Kontrapunkt Club nights at the Aquarius Club, co-organizer of Kontrapunkt festival in Zagreb and Dubrovnik, with DJ Carlito he organized the Blackpunkt night at the Kino Klub Griè, La Boum at the Ritz Club, and has performed at various festivals such as The Garden, Springfestival (Graz), and is currently a resident DJ at the Garden Brewery.
Under the name of Onbeyond production trio (Mad Kicks, Messa Boogie and Zak), released for InPhusion and Perfect Toy Records and participate at the Red Bull Music Academy in Capetown 2003.
- Onbeyond – Soul Oriental
- Various – Panorama – Nu Europa Phusion / Perfect.Toy Records / 2004
- Onbeyond – Final Phase
- Various – Phused 2 / in|phusion / 2007
- Beatspoke – Everyday (Onbeyond Remix)
- Beatspoke – Remixed Pt. 2 – EP / in|phusion / 20