Idea alchemıca s.r.l.                  :ITALY

Seici spa                                     : ITALY

l.a.c.s.a  srl                                  : ITALY

Seico chimica srl                         : ITALY

K2 Tradıng Alpharama Limited :KENYA

K.H.arınd Private Limited           : INDIA

LC. LEPROS Ltd                            :JAPONYA

Ege Üniversitesi                           : İzmir

Uşak Üniversitesi                         : Uşak

Çorlu Namık Kemal Üniversitesi: Çorlu

İzzetbaysal Gerede Üniversitesi :Gerede

Soda sanayii                                 :Gebze

Kemiatau                                      : Tuzla

Derimsan Deri                              : Tuzla                                               

Herkim Kimya                              : Tuzla / İzmir / Çorlu

Göryakınlar Deri                           : Tuzla

May Deri                                        : Tuzla

Repiko uluslar arası kimya           : Tuzla / Çorlu

Derivative Kimya                           : Tuzla

Artı makine kimya                         : Tuzla

Ştahl kimya                                     : Tuzla

Gökhan kürk                                    : Tuzla

Atacan Deri                                      : Tuzla

Uyguner Deri                                   : Tuzla

Lowenstein Serkim                          : Tuzla / Çorlu / İzmir

Arba Kimya                                      : Tuzla

Debağ  Kimya                                  : Tuzla

NGB Kimya                                       : Tuzla

Vskim Kimya                                    : Tuzla

Penta Kimya                                     : Tuzla

Odabaşı Deri                                     : Tuzla/Uşak

Odak Kimya                                      : Tuzla / Uşak                      

Perspektif ( sintan kimya                : Tuzla

Oktay Karakoç Kimya                      : Tuzla/Çorlu

İskefe Deri                                        : Tuzla

Omega Kimya                                   : Tuzla

Cevahir deri                                      : Tuzla

Kazım süren deri                              : Tuzla

Nufa kimya                                       : Tuzla

May endüstri kimyasalları               : Tuzla

Yükşan deri                                       : Tuzla

Gündüz kürk                                     : Çorlu

R. G. Deri                                           : Çorlu

Desa Deri                                          : Çorlu

Hitit kimya                                        : Çorlu

Yeşiller Deri                                      : Çorlu

Şen Deri                                            : Çorlu

Beyder Deri                                       : Çorlu

Ekin Kimya                                       : Çorlu

Özşen Deri                                        : Çorlu

Ştahl                                                  : Çorlu

Mcm kimya                                       : Çorlu

Arpel Deri                                         : Çorlu

Leder Kimya                                     : Çorlu

Emelda Deri                                      : Çorlu

İnterteks deri                                   : Çorlu

Simena kürk                                     : Çorlu

Altınok Deri                                     : İzmir

Sepiciler Çaybaşı                             : İzmir

Spekder deri kimya (Kenya)          : İzmir

Ahsan Deri                                       : Bursa / K.Paşa

Ceylan Deri                                      : Bursa / K.Paşa

Mor Deri                                          : Bursa/ Nilüfer

Arba kimya                                      : Bursa/ Nilüfer

Özdemir kimya                                : Bursa/Nilüfer

Arba kimya                                      : Gerede

İnnova Kimya                                   : Gerede

Teknik kimya                                   : Gerede

Artaç kimya                                      : Gerede

Farben kimya                                   : Gerede

Dema Kimya                                    : Gerede

Key-chem                                         : Gerede

Gerede kimya                                  : Gerede

Odabaşı napa                                   : Uşak

Ölmezler Deri                                   : Uşak

Güdersan Deri                                  : Uşak

Yahya kimya                                     : Uşak

Özgür Kimya                                    : Uşak

Özküplemez deri                              : Uşak

Güvener kimya                                 : Uşak

Balta deri                                           : Uşak

Ege  kimya                                         : Uşak

Himmet Altın                                    : Uşak

Voguecuire deri                                : Uşak

Yıldırım Antilop                               : Manisa / Salihli

Uğural Deri                                        : Manisa / Salihl

Dermoda deri                                    : Çanakkale

Sim et ürünleri                                  : Balıkesir

Derisay deri                                       : Balıkesir/Gönen

Organik                                              : Ayazağa / İstanbul

Liva boya                                            : Hadımköy /İstanbul