Harley Hanson, AKA Subterranean, from Pittsburgh PA, is a producer and performer of multi-genre electronic music focusing on a heavy bass sound.

After being featured in Pittsburgh Magazine and LA Weekly, Harley was hired to create tutorials and sample packs for BassGorilla. Harley has also played festivals such as Big Dub and Fantasyland, and headlined major yearly events such as Dead World in Detroit.

Harley's productions have been reviewed by prominent figures in the Bass Music industry like SeamlessR, Modestep and Bandlez, to high praise. SeamlessR has used Subterranean's music as an example of professional mixing and mastering to teach his students with. With additional praise from the likes of Modestep, Bandlez, Bishu, Sancus, Dubloadz, LNY TNZ and Andromulus, Harley will continue to release hard hitting track after track and is scheduled to perform in upcoming high profile shows.