Welch was selected to represent the United States national team at the 2013 Rugby League World Cup.
Playing as a wing, his under 18s début initially was held back due to his classification as an overseas player, an issue finally resolved with special dispensation from the Rugby Football League.
He was selected in the United States training squad for the Rugby Union NAWIRA Sevens Qualifiers in the Bahamas.
[4] He has played for Fylde Rugby Club, Pays d'Aix RC in Pro D2 and Sale F.C., and applied for U.K. citizenship to enable him to count as a player in Super League.
[6] In October 2014, Welch signed with the semi-professional Townsville Blackhawks for their inaugural season in Australia's Queensland Cup.