Which company did this band signed after formation that released the single "Welcome to the Black Parade?"
Welcome to the Black Parade: "Welcome to the Black Parade" (also going by the shortened title "The Black Parade" and originally titled "The Five of Us Are Dying") is the first single and fifth track from My Chemical Romance's third studio album, "The Black Parade". My Chemical Romance:  Founded by Gerard, Mikey, Toro, Matt Pelissier, and later joined by Iero, the band signed to Eyeball Records and released their debut album "I Brought You My Bullets, You Brought Me Your Love" in 2002.
Eyeball Records