Fertilizers Europe (previous EFMA)

International Fertilizer Industry Association (IFA)

Minerale Meststoffen Federatie (MMF)

Fertiliser Society

Nutriënten Management Instituut NMI B.V.

ICL Fertilizers Europe C.V.

OCI Nitrogen

Yara

Rosier Nederland B.V.

CEEP Phosphates

K+S Nitrogen