Our certification

View our certificates below.

BRC Food Safety

Food safety is very important. That’s why Thwan van Gennip is BRCGS certified with an AA rating!

Global G.A.P.

The certificate confirms the food safety of the cultivation and the well-being and safety of Thwan van Gennip’s staff.

View the certificate


For strawberry, blackberry and raspberry plants, Thwan van Gennip is affiliated with Naktuinbouw (the Netherlands Inspection Service for Horticulture) (formerly Elite).

Select Plant

For asparagus plants, Thwan van Gennip is affiliated with Select Plant.


Thwan van Gennip is a member of this collaborative platform that facilitates global supply chain activities and drives ethical improvements.


Quality mark that Thwan van Gennip has obtained for housing of labor migrants.