He also leads his group Jeff Coffin & the Mu'tet .
In July 2008 , Coffin began touring with Dave Matthews Band and joined the group in 2009 following the death of founding member LeRoi Moore .
Coffin also leads Coffin 's Coffin   Coffin & the Mu'tet .
In July 2008 , Coffin began touring with Dave Matthews Band and joined the group in 2009 following the death of founding member LeRoi Moore .