Career
He is the younger brother of Beroe"s goalkeeper Ilko Pirgov. Pirgov began his football career with Chavdar Etropole. On 12 February 2012, he signed for Pirin Gotse Delchev.
He made his league debut against Slivnishki geroi on 14 March, playing the full 90 minutes.
Pirgov finished the season with 10 appearances, as Pirin clinched promotion to the A PFG. He was acquired by Slavia Sofia in late January 2014.