Sloma qualified for the men's single sculls at the 2012 Summer Olympics in London by earning a third spot from FISA Olympic Qualification Regatta in Lucerne, Switzerland with an entry time of 7:04.51. Rowing in the C-Final, Sloma paddled his pace to overhaul Monaco's Mathias Raymond for a fifth-place effort and seventeenth overall in 7:34.98. Earlier in the prelims, Sloma posted a lifetime best of 6:54.58 in heat four to secure his automatic slot for the subsequent stages.