- IZA – International Zeolite Association: Link to website
- NACS – North American Catalysis Society: Link to website
- NIOK – Netherlands Institute for Catalysis Research: Link to website
- ORCS – Organic Reactions Catalysis Society: Link to website
- SACI – The South African Chemical Institute: Link to website
- SAIChE – South African Institution of Chemical Engineers: Link to website
- SANI – South African Nanotechnology Initiative: Link to website