With partner Sara Ghislandi, he has competed at two World Junior Championships, qualifying for the free dance in 2016.

[4][3] Making their ISU Junior Grand Prix (JGP) debut, they placed 7th in Riga, in August 2013, and 11th in Košice the following month.

[5] Ranked 26th in the short dance, they did not reach the final segment at the 2014 World Junior Championships in Sofia, Bulgaria.

They were assigned to the 2015 World Junior Championships in Tallinn, Estonia, but withdrew a couple of weeks before the start of the event.

[7] At the 2016 World Junior Championships in Debrecen, Hungary, Ghislandi/Ortenzi ranked 12th in the first segment and qualified for the free dance, going on to finish tenth overall.