At Vance is a German power metal band formed by Oliver Hartmann y el guitarrista Olaf Lenk (ex- Velvet Viper) in 1998. After four albums
Hartmann left the band and Mats Leven took his role and released two albums with the band. Then again the singer's position was filled by Rick
Altzi (Thunderstone). During all this period not only singers but also Drummers, Bass players and keyboard players have come in and out being
Olaf Lenk the only member in charge of the group.
