He was the top-ranked South African player when he turned professional in 2013. Porteous has played on the Sunshine Tour and the Challenge Tour. This was a co-sanctioned event with the Sunshine Tour.
2010 Free State and Northern Cape Open European Tour wins (1) Sunshine Tour wins (2) Challenge Tour wins (1) Other wins (1) Eisenhower Trophy (representing South Africa): 2012.
2010 Free State and Northern Cape Open 2011 Boland Open 2012 South African Stroke Play, Boland Open Amateur, KwaZulu Natal Amateur, Limpopo Open, Harry Oppenheimer Trophy 2013 Prince"s Grant Invitational, South African Stroke Play, Sanlam Cape Province Open, Boland Amateur Open Source: 1 Company-sanctioned with the Sunshine Tour 2016 Joburg Open1, Investec Cup 1 Company-sanctioned with the European Tour 2015 Barclays Kenya Open 2013 IGT Winter Challenge Houghton (as an amateur).
