Berecz switched from singles to ice dancing when she was sixteen years old. She competed in partnership with István Sugár. The duo finished in the top ten at the 1969 European Championships in Garmisch-Partenkirchen, West Germany; 1970 European Championships in Leningrad, Soviet Union; and 1971 European Championships in Zürich, Switzerland. They competed at three World Championships; their best result, 12th, came in 1970 (Ljubljana, Yugoslavia). They won two Hungarian national titles.