Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Ruf Records -  Ruf Records is a German independent record label which was founded in 1994 by Luther Allison’s manager Thomas Ruf to promote Allison's career. The motto of the blues label is Where Blues Crosses Over. The company's office is located in Lindewerra Germany.
Company