Sandro Perri is a musician and producer from Toronto, Canada. His music has been called post-rock, electronic, experimental, ambient, folk among others. He has been producing, mixing and mastering records for other artists since 2003.Between 1999 and 2002, Perri self-released a series of 12" records on his own Audi Sensa label. Most notably, he adopted the moniker Polmo Polpo for some of his electronic compositions.