[3][4] In October 2015, he won WDF World Cup Pairs with Wesley Harms to beat Scott Mitchell and Mark McGeeney 6–3.

Veenstra then defeated defending champion Scott Mitchell 5–3 to reach the semi-finals, which he narrowly lost to Jeff Smith 6–5.

In September 2016, Veenstra won the WDF Europe Cup singles by beating Jim Williams in the final 7–5, averaging 93.18.

In the quarter-final he almost achieved a nine-dart finish en route to a 4–2 victory against Brian Raman, but missed double 12.

[6] Veenstra enjoyed a run to the third round at the 2024 PDC World Darts Championship in his tournament debut year.