Antissa is the name of the first song in the first album by the band E.S. Posthumus, 'Unearthed' .
Helmut had previously collaborated with his brother Franz Vonlichten in their cinematic music project E.S. Posthumus until Franz's death in May 2010.
On July 20, 2010, an orchestrated version of “Run This Town” created by E.S. Posthumus was officially released to US iTunes under the Roc Nation imprint, in its studio format.
In 2005, E.S. Posthumus also released the single "Rise to Glory," a remix of "Posthumus Zone" in association with DJ Quik with vocals from Bizarre.