I didn't see a thread for this label so hey now there is one.
Artists under the PC Music label include SOPHIE, AG Cook, Danny L Harle, Hannah Diamond, and GFOTY. Other artists often include Kero Kero Bonito, Lipgloss Twins, QT..... honestly I don't know whose under the label and who isn't. Collaborators include Madonna, Carly Rae Jepsen, and Charli XCX
Also, for the entire month of may PC Music will be releasing new music every day. See here http://mayhem.pcmusic.info/