Bertram first competed for Ireland in 2008. He won individual gold at the 2010 European Pony Championships. He won team gold (2012) and individual silver (2013) at the European Junior Championships. He was 7th individually at the 2014 World Equestrian Games, 3rd at the World Cup Final in 2015 and a member of Ireland’s historic team gold at the European Championships in 2017. He is one of six siblings and is based in Hunxe in Germany where, assisted by sister April and brother Harry, he runs Ballywalter Stables. He and Pacino finished fourth at the Rome Grand Prix in late April 2021. Tokyo will be his first Olympic Games.