Bornemann as bowman won his first Soling World Championship 20–27 May 2005 of the Tyrrhenian Sea in front of Castiglione della Pescaia, Italy with Roman and Maxl Koch.

[22][1][2] The second time took place five years later 5–13 February on the Guaiba river off the coast of Porto Alegre, Brazil.

[22][3][4] After the Championship in Castellione the "Koch" team earned the nickname "The Maremma boys".

Furthermore, Bornemann won two gold and five silver medals at Soling European Championships between 2003 and 2013 all as bowman and with the same team members.

[23] Bornemann lives in Munich and works in the food and beverage trademark industry to protect royal brands.