Music:
Podington_Bear_-_Puppy
Podington_Bear_-_Rain_On_Glass
Severin_-_Suicide
Severin_-_Welcome_Short
Start Screen:
Severin_-_Ambient_1
Select Screen:
Change_-_08_-_Colourdome
All the songs can be found on Free Music Archive ( freemusicarchive.org/ )
Hope that helped :)