Ellington cofounded the skateboard deck brand Deathwish with professional skateboarder Jim Greco in 2008 and, as of 2013, the two partners continue to co-own the company.
Alongside sponsored skateboarders, Geoff Rowley, Louis Lopez, Arto Saari, Curren Caples, and David González, Ellington is a client of management company, RPRT.