[1] Since his mid-teens Laumanis played with the youth squad of Olimpija Liepāja and in 1927 he first played for the senior team in a year when Olimpija won its first Latvian Higher League title, pushing out of the squad the club veteran Harijs Pikols.
[2] Laumanis played his first match in Latvian Higher League on 22 May 1927 as Olimpija beat Amatieris with 5-2 goals.
Playing with Olimpija Laumanis won seven Latvian league titles and became a three-time winner of the Riga Football Cup.
After the war Laumanis ended up in Germany which he left in 1949 for United States.
In America Laumanis continued playing football with amateur clubs winning the Pennsylvania state amateur football league title in 1952 playing with Philadelphia Latvian immigrants sports club, he also played with the United German Hungarian Club.