1.BASF Saudi Arabia Co. Ltd.
2.Honeywell UOP
3.Axens Catalyst Arabia Ltd (ACAL)
4.Sinopec Catalyst Co. Ltd.
5.Shell plc (Shell Catalysts & Technologies)
6.SABIC Industrial Catalyst Company
7.Arkema Chemicals Saudi Arabia
8.Haldor Topsoe Middle East
9.Clariant Ali Al Abdullah Al Tamimi Company Ltd
10.AFI Group