Sep 4 2023: Jack Jefferies places 44th at the Men Master 50+ Race at the Green Mountain Stage Race - General Classification in a group sprint

Sep 4 2023: Jack Jefferies places 8th at the Men Master 50+ Race at the Green Mountain Stage Race - Stage 4 Criterium in a group sprint

Sep 3 2023: Jack Jefferies places 51st at the Men Master 50+ Race at the Green Mountain Stage Race - Stage 3 Road Race in a group sprint

Sep 3 2023: Jack Jefferies places 5th at the Men Master 50+ Race at the Green Mountain Stage Race - Stage 2 Circuit Race in a field sprint

Sep 1 2023: Jack Jefferies places 42nd at the Men Master 50+ Race at the Green Mountain Stage Race - Stage 1 Time Trial

Jun 28 2023: Calder Daenzer places 24th at the Men SM 1-23 Race at the Table Mountain Race Series in a field sprint

Sep 5 2022: Jack Jefferies places 13th at the Men Master 50+ Race at the Green Mountain Stage Race - General Classification

Sep 5 2022: Jack Jefferies places 4th at the Men Master 50+ Race at the Green Mountain Stage Race - Stage 4 Criterium in a field sprint

Sep 4 2022: Jack Jefferies places 22nd at the Men Master 50+ Race at the Green Mountain Stage Race - Stage 3 Road Race in a group sprint

Sep 2 2022: Jack Jefferies places 9th at the Men Master 50+ Race at the Green Mountain Stage Race - Stage 1 Time Trial in a breakaway