Clariant (Germany, Switzerland)

BASF (Germany)

Siba Geigy (Germany)

Derivados Macroquimicos (Mexico)

Gpo Celanese (Mexico)

Blendwell (Belgium)

Dy-Star (Germany)

Degusca (Belgium)

All-Chemi (Uganda)

Riseborought (Wales)

Avecia (France)

Insituform (France)

Burboya (Turkey)

Pigments Capelle (Belgium)

Nipa (UK)

Air Liquide (France)

Alpha Chem (France)

Bic Calaire Chimie (France)

Bima Bic (France)

Ici Francolor (France)

ICDM (France)

Lacoste (France)

Puk (France)

Rhone Merieux (France)

Sandoz (France)

Holiday Dyes (UK)

PT Hopax Enterprise (Indonesia)