Marcin joined the club in the summer of 2014 and has full control over the physiotherapy department at the club.
Marcin, who hails from near Kiecle in Poland, spent three seasons with St Mirren prior to his move to Firhill, spending his time working with the first team and under 20s with the Buddies.
Marcin is tasked with treating the aches and pains of Alan Archibald’s squad during the course of a campaign and making sure as many of them are available for selection for a Saturday afternoon.