There are multiple artists that perform under the name Valve: 1) Generalized moniker for music used in games by Valve Corporation 2) Finnish electronic music project 3) Brazilian rock band 4) French sludge band 5) British grunge band 6) Australian post-hardcore band 1) Valve Corporation, also known as Valve Software, is an American video game developer, publisher, and digital distribution company headquartered in Bellevue, Washington. It is the developer of the software distribution platform Steam and the Half-Life Read more on Last.fm