Guitar is the base of every good ‘Rebetika’ band and Nikos Protopapas is one of the most recognized guitar players of the new generation. From an early age he started working in Magazine Press, in various well known magazines, while later he studied kindergarten. But in the end, music won him over! Since 1984, he started playing folk guitar in music places and he cooperated with Babis Goles, Agathonas Iakovidis, Girogos Xintaris, Takis Binis, Ioanna Georgakopoulou, Manolis Dimitrianakis, Theodoros Polykandriotis, Koulis Skarpelis, Dimitris Tsaousakis, Lela Papadopoulou, Anthoula Alifrangi, Beba Blans, Dimitris Efstathiou, Nikos Pergialis, etc. In 2005, together with Katerina Tsiridou and Dimitris Kranidas, he cooperated with the famous blues musician Louisiana Red and Jolly Jumper and Big Moe (Blues and Rebetiko) and later with Bob Brozman. He has participated in discography in records of Babis Goles, Agathonas, Glykeria, D.Efstathiou, N.Pergialis, as also in te soundtrack of the documentary ‘My sweet canary’ . He is founding member the band of Rebetiko music ‘KOMPANIA’ with tours all around the worls, important national awards and two records in Top 10 of the European Charts- WMCE ("KOMPANÍA Live" in #5 and "Round Trip" in #7). In 2016 he published his first private record titled ‘Tempo-the rebetiko guitars project” with many well known musicians and singers participation and in August 2022 his second, titled "GuitArt".