Tracy Featherstone	United States	1. March – 31. May 2013
Joaquin Segura	Mexico	1. March – 30. June 2013
Taf Hassam	Netherlands	1. March – 30. June 2013
Boris Dornbusch	Germany	8. April – 30. June 2013
Judy Ross	Germany	1. May – 31. July 2013
Masaru Iwai	Japan	13. May – 30. June 2013