He was selected to coach Australia at the 2012 Summer Paralympics in the wheelchair tennis.

One of the first competitors he coached was Daniela Di Toro, who took up the sport when she was thirteen years old at Crump's suggestion.

[3][4] Players he worked with in 2010 included Henry De Cure, Keegan Oh-Chee, Stephan Rochecouste and Anderson Parker.

[5] He coached the national team at a World Cup event played at the University of Pretoria in South Africa in 2011.

Players from around the region attended the clinic he hosted, including one from Sri Lanka.