An entry ban applies to the Netherlands for persons from outside the EU due to the corona pandemic. The entry ban does have exceptions for certain groups, you can read more about that here.
Exception from the entry ban in the Netherlands for business travelers
From 21 September, a person from a country with an entry ban who makes a trip that demonstrably contributes to the Dutch economy and society may travel to the Netherlands under certain conditions.
Conditions for business travelers to enter the Netherlands
Business travelers from outside the EU can travel to the Netherlands from 21 September. However, there are strict conditions that a business trip must meet.
The Netherlands lifts entry ban for business travelers
The Council of Ministers has decided to lift the entry ban for foreign business travelers and top athletes. The relaxation for business people will take effect on September 21 and the relaxation for top athletes will take effect on September 14.