The 2011/12 season of the Swiss Bundesliga in chess saw a duel for the title between ASK Winterthur and defending champion Valais, which the Winterthur-based company won thanks to the victory in a direct comparison.
After Valais announced his retirement, the promotion game between the two winners of the second division seasons, SG Riehen and SC Bodan , was canceled , and both teams were promoted directly. Since Basel BVB later withdrew its team, a promotion game between the two runners-up in the second division seasons, SC Kirchberg and SG Zurich, was scheduled for the free starting place , which took place on June 9 in Kirchberg . Kirchberg won this promotion game 4½: 3½.