Career
He is a 1.97 m (6 ft 5¾") tall point guard-shooting guard. Katsivelis started his career playing at the semi-professional level (the 3rd-tier level of Greek basketball) with Mantoulidis in the Greek B League. He began his professional career when he signed with the Greek League club Olympiacos Piraeus in 2010.
On August 5, 2015, he signed with AEK Athens.
2008 International Basketball Federation Europe Under-18 Championship: 01 ! Pro career.