Career
His regular playing position is fly-half, although he has played fullback on occasion. Bulls / Blue Bulls
Brummer came through the youth ranks at the Blue Bulls and went on to make 45 senior appearances in Pretoria, however these were largely confined to the Vodacom Cup competition. He was part of the Bulls squad for the 2010 and 2011 Super Rugby season"s although he only played in 5 matches.
Griquas
The lack of activity saw him switch to the Griquas in 2012 and he has been the Peacock Blues regular fly-half since.
The 2014 Vodacom Cup semi-final match against the Pumas, Brummer set a new domestic record for the fastest drop-goal in a match when he scored one after just 20 seconds. Cheetahs
Solid performances for the Griquas saw him named in the Cheetahs squad for the 2013 Super Rugby season and so far he has made one appearance for the men from Bloemfontein.
Pumas / Bulls
Brummer joined Nelspruit-based side the Pumas for the 2016 season. He joined Super Rugby franchise the Bulls on loan for the 2016 Super Rugby season, rejoining the side from Pretoria where he previously made five Super Rugby appearances.
Brummer played for South Africa Under 19 in the 2007 Under 19 Rugby World Championship and South Africa Under 20 in the 2008 and 2009 Institutional Review Board Junior World Championships.
He is the leading South African points scorer in the history of the Institutional Review Board Junior World Championship.