REFERENCES
| COMPANY | CHIEF OFFICE | SCOPE |
| ADUR MINING | İSTANBUL | METALIC/RADYOACTIVE |
| AKDENİZ CONCRETE | ANTALYA | STOCK QUARRY ENTERPRISE |
| AKER CONSTRUCTION | KIRKLARELİ | INDUSTRIAL SAND |
| ALCA MINING | MERSİN | STOCK QUARRY ENTERPRISE |
| ALDRİDGE | ANKARA | METALIC |
| AKFELD MINING | AYDIN | INDUSTRIAL RAW MATERIAL |
| AKMİN MINERAL | AYDIN | INDUSTRIAL RAW MATERIAL |
| ALMEN MARBLE | TOKAT | MARBLE |
| AMR MINING | İSTANBUL | METALIC/RADYOACTIVE |
| ANIT CONSTRUCTION | BURSA | STOCK QUARRY ENTERPRISE /ASPHALT |
| ANT ENERGY | İSTANBUL | COAL/ENERGY |
| ARAFA MINING | ANKARA | COAL |
| ASTRO MARBLE | ANTALYA | MARBLE |
| AYDIN CONSTRUCTION | ANKARA | HIGHWAY CONSTRUCTION |
| B.M.T. MINING | YALOVA | CALCIT |
| BELTAŞ MINING | HATAY | STOCK QUARRY ENTERPRISE |
| BOZÜYÜK CERAMIC | BİLECİK | CERAMIC AND RAW MATERIAL |
| ÇALIK MINING | İSTANBUL | COAL/ENERGY |
| CANEL MARBLE | İSTANBUL | MARBLE/COAL/GEOTERMAL |
| CENGİZ MINING | BİLECİK | MARBLE/ INDUSTRIAL RAW MATERIAL |
| CEYLAN CONSTRUCTION | ANKARA | MARBLE/BARRAGE CONSTRUCTION |
| ÇANBENSAN | ANKARA | INDUSTRIAL RAW MATERIAL |
| D MARBLE | İSTANBUL | MARBLE |
| DERE MINING | İZMİR | STOCK QUARRY ENTERPRISE /ASPHALT |
| DOLMAR | BALIKESİR | MARBLE |
| EK MINING | İSTANBUL | COAL/ INDUSTRIAL RAW MATERIAL |
| EKO CONSTRUCTION | ANKARA | HIGHWAY CONSTRUCTION/CONSTRUCTION |
| ELKEM MINING | ANKARA | METALIC |
| ERTOK MINING | KAYSERİ | METALIC |
| GÖÇAY CNSTRUCTION | ANKARA | HIGHWAY CONSTRUCTION/CONSTRUCTION |
| GÜRÇELİK MINING | ORDU | INDUSTRIAL RAW MATERIAL |
| KARTAŞ_GÜRTAŞ | HATAY | STOCK QUARRY ENTERPRISE /ASPHALT/CONCRETE |
| İKSAŞ LIME | İZMİR | LIME PRODUCTION |
| KAM CONCRETE | ANKARA | PREFABRIC CONCRETE STRUCTURE PRODUCTION |
| KAYA CONSTRUCTION | ANKARA | HIGHWAY CONSTRUCTION/CONSTRUCTION |
| KENZ ENERGY | İSTANBUL | METALIC |
| KOLİN CONSTRUCTION | İSTANBUL | CONSTRUCTION/ENERGY |
| KURUDERE MINING | İSTANBUL | METALIC |
| LİNFA MINING | İSTANBUL | COAL |
| MAKÖ _ KİLSAN | İSTANBUL | BRICK PRODUCTION |
| METALKİM | İSTANBUL | METALIC |
| ORTAŞ | BURSA | CALCIT |
| ÖZDE MINING | ÇANAKKALE | STOCK QUARRY ENTERPRISE |
| SARDES NICKEL | İSTANBUL | METALIC |
| SEHA CONSTRUCTION | KONYA | CONSTRUCTION |
| SİNTA | BURSA | PREFABRIC CONCRETE STRUCTURE PRODUCTION |
| SÜPERATEŞ | İSTANBUL | REFRACTORY BRICK |
| ŞETAT MINING | İSTANBUL | METALIC |
| ŞİMŞEKLER MARBLE | ANKARA | MARBLE/METALIC |
| TURMAD MINING | İSTANBUL | METALIC |
| TÜMAD MINING | ANKARA | CONSTRUCTION/HIGHWAY |
| ÜÇPINAR MINING | ANKARA | COAL |
| ÜNSAN MINING | SİİRT | INDUSTRIAL RAW MATERIAL |
| YENİ ANADOLU MINERAL | İSTANBUL | METALIC |
| Z.M.S. MINING | ERZURUM | SALT |