From the Doom in June Facebook page:
June 6th and 7th:

Acid Witch, BigElf, Black Prism, Christian Mistress, Deathkings, Demon Lung, Funerary, Godhunter, Ides of Gemini, Lotus, My Ruin, Night Demon, November's Doom, Pale Divine, Satan's Host, Secrets of the Sky, SpiralArms, Spiritual Shepherd, Spun in Darkness, Trapped Within Burning Machinery, Whores of Tijuana, Wounded Giant

I've been in contact with Marco who's putting on the show, and I'll post a schedule of which bands are playing in which time slots when it's made available to me.