Gus G (born Kostas Karamitroudis) is a Greek heavy metal guitarist, best known as the founder and driving force of the band Firewind. He gained wider international recognition as the guitarist for Ozzy Osbourne between 2009 and 2016. His playing style blends melodic heavy metal with technically demanding shred guitar.
Rock concert featuring Ronnie Romero and Gus G at Convergence Fest 2026 in Munich.
Guest artists Ronnie Romero and Gus G perform at Hamburg's Knust venue during Convergence Fest 2026.
Ronnie Romero and Gus G perform at Convergence Fest 2026 in Spectrum Club.
Rock concert featuring Ronnie Romero and Gus G at the Convergence Fest 2026 in Bochum.