Haifa es miembro pleno y/o mantiene continuas y mutuas relaciones de trabajo con las siguientes organizaciones internacionales:
- PNA: Potassium Nitrate Association
IFA: International Fertilizers Industry Association
IFDC: International Fertilizer Development Center
IPI: International Potash Institute
IPNI: International Plant Nutrition Institute
ISHS: International Society for Horticultural Sciences
ECHA: European Chemicals Agency
FARM (Fertilizers And Related Materials) Consortium, within REACH- Centrum
The Israel Exports and International Cooperation Institute
Manufacturers' association of Israel
FIFA Fertilizer Industry Federation of Australia Inc
UNIFA: France's Union des Industries de la Fertilisation
ANFFE: Spain's Asociación Nacional de Fabricantes de Fertilizantes
ASSOFERTILIZZANTI: Italy's Associazione nazionale produttori di fertilizzant
