- Thai Colorchem Co.,Ltd
- Address:53 / 33, MOO 10, SUKSAWAD
- Thai Ambica Chemicals Co., Limited
- Address:8th Floor Diwanchand Building 219 / 2 Rajawongse Road
- WiNiMEX iNDUSTRY COMPANY LiMiTED.
- Address:99/10-12 Mu 13 Krisdanakorn 21 Km. 7, Bangna-Trad Road Bangkaew, Amphur Bangplee Samutprakarn 10540 Thailand
- Phenol Company Limited
- Address:100 / 21 Moo 1 Rewadee Soi 1, Tiwanon Road
- Creasia Mill Co., Ltd.
- Address:284 Moo 10, Tumbom Chompoo,
- Modern Dyestuffs & Pigments Co., Ltd.
- Address:324, Soi Lardpraw 94, Lardpraw Road
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