Krepp played for Midland Districts in 1933 and was awarded the Cecil Bros. Medal for the best and fairest player in the association.

[5] Krepp had an impressive season and the 168 centimetres (5.5 ft) and 64 kilograms (141.1 lb) winger was pressing for state selection.

[6] A speedy and rugged wingman,[7] Krepp was one of Swan Districts' best players and won the club's fairest and best award three times.

As part of his excellent 1935 season Krepp also played for the state team which was defeated by the Victorian side by 13 points.

[9] He was the first Swan Districts player to win a Sandover Medal when he tied with Lou Daily from Subiaco in 1935.