Kostas Meretakis was born in Athens in 1979. He studied classical music theory and organ at the Kallithea music school with Evstathios Christelis and Ioannis Kastrinos. He received his diploma in both of these subjects in 1997.

Parallel to this he began at a very early age to study traditional percussion instruments with teachers such as Andreas Papas, Giorgos Gevgelis, and Petros Kourtis. He was also a student of Vangelis Karipis at the Experimental Musical Gymnasium-Lyceum in Pallini from which he graduated in 1997.

He began his career in teaching in 1998 at the Municipal music school of Patras and at the Museum of Folk Musical Instruments in Athens. In 2002 he also began teaching traditional percussion instruments at the Experimental Musical Gymnasium-Lyceum and at the Municipal Music School of Aspropyrgos.

He has participated extensively in concerts in Greece and abroad as well as in recordings and television productions with artists such as Chronis Aidonidis, Domna Samiou, Christos Tsiamoulis, Nikos Saragoudas, and Ross Daly.

He has also participated in concerts with contemporary songwriters Christos Nikolopoulos and Pantelis Thalassinos. In recent years he is a regular member of the Archive of Greek Music and of the Estudiantina Orchestra of Nea Ionia Magnisias.