In 2004, Tranter joined forces with fellow Berklee graduates, Neal Persiani (stage name Cole Whittle) and Dan Crean, and Aaron Lee Tasjan (who has since been replaced by Stevy Pyne) to form Semi Precious Weapons.
Organisation for the Prohibition of Chemical Weapons | Precious | Semi-Pro | semi-automatic rifle | Semi-trailer | semi-automatic pistol | Naval Air Weapons Station China Lake | Federal Assault Weapons Ban | Semi-trailer truck | Precious Lara Quigaman | Atomic Weapons Establishment | Semi-automatic pistol | Precious metal | Precious coral | Future Weapons | Weapons | semi-trailer | Semi Precious Weapons | Semi-automatic transmission | Semi-automatic rifle | Semi-automatic firearm | Pakistan and weapons of mass destruction | Nuclear weapons and Israel | Lethal Weapons | Fuahea Semi | weapons | V-weapons | Take My Hand, Precious Lord | Sisters of the Precious Blood | semi-trailer truck |
He has also directed videos for Jeffree Star, Jackie Beat's band Dirty Sanchez (band), and shot musicians like Siouxsie Sioux, Deborah Harry, Jane Wiedlin, Diamanda Galas, Jessicka, and Semi Precious Weapons.
The band released EP23 on March 3, 2009 and kept up a busy touring schedule performing with bands such as: OneRepublic, Carolina Liar, Soul Asylum, Augustana, Switchfoot, Hellogoodbye, The B-52's, Calhoun, Train, Semi Precious Weapons, and Will Hoge among others.