FSB (abbreviation for Formation Studio Balkanton

Balkanton

Balkanton was a state-owned record manufacturing company in Bulgaria founded in 1952. Many of the produced records were, or still are available in the countries of the Soviet bloc....

) are an influential Bulgaria

Bulgaria

Bulgaria , officially the Republic of Bulgaria , is a parliamentary democracy within a unitary constitutional republic in Southeast Europe. The country borders Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, as well as the Black Sea to the east...

n progressive rock band, started in 1976 in Sofia

Sofia

Sofia is the capital and largest city of Bulgaria and the 12th largest city in the European Union with a population of 1.27 million people. It is located in western Bulgaria, at the foot of Mount Vitosha and approximately at the centre of the Balkan Peninsula.Prehistoric settlements were excavated...

 as a studio project. FSB achieved great success in the 1980s and performed in numerous countries across Europe. Their collaboration with singer Jose Feliciano

José Feliciano

José Feliciano is a Puerto Rican singer, virtuoso guitarist and composer known for many international hits including the 1970 holiday single "Feliz Navidad".-Childhood:...

resulted in the album I'm Never Gonna Change and a Grammy award in 1990.

Current members

• Rumen Boyadzhiev - vocals, keyboards (1975–present)
• Konstantin Tsekov - keyboards, vocals (1975–present)
• Ivan Lechev - guitar (1979–present)

Former members

• Aleksandar Baharov - bass (1975–1983)
• Petar Slavov - drums (1979–2006)
• Ivaylo Kraychovski - bass (1983–2007)

Discography

Year	Title
1978	Non-Stop
1979	FSB 2
1980	The Globe
1981	78 RPM
1983	Ten Years Later
1983	FSB VI
1985	FSB na koncert — FSB In Concert released as 2 CDs
1987	I Love You Up To Here
1989	Niama kak/Visoko EP
1992	Attempt at flying
1995	Wolfish times
1995	Wind is coming
1995	The last Man
2010	FSB.