- "Hrak-Akhjus" LTD
- Main business: Perlite, raw perlite, expanded perlite
- West AsiaArmenia
- SHREE BAJRANG SALES (P) LIMITED
- Main business: FERRO MOLYBDENUM,FERRO SILICON,LOW CARBON FERRO CHROME,CALCIUM SILICIDE,FERRO BORON,FERRO PHOSPHORUS,FERRO SILICON BERIUM
- South AsiaIndia
- ORIENT IMPEX (PVT) LTD.
- Main business: Expanded Perlite,leather chemicals,raw hides and skins,leather machinery
- South AsiaPakistan
- jashma agro
- Main business: teriticide,herbicide,sea weeds,steavia,herbal tea
- South AsiaIndia
- Perl Tech
- Main business: Garment Wash Perlite,expanded Perlite,Diatomite,Insulating concrete,Lightweight concrete,Agri Perlite,anti cracking agent,roof deck insulation,Agrilite,Diatomite,refrectory,Calcium Silicate,Vermiculite,Green Plaster
- South AsiaIndia
- Perlite group
- Main business: Unexpanded Perlite, Expanded Perlite,
- Caribbean RegionBermuda
- Tamkala Co
- Main business: minerals, chemicals, food stuff,
- West AsiaIran
- Proteo S. R. L.
- Main business: Aluminium,Traffic Safety Products
- Southern EuropeItaly
