About Us

SIGMA is an Italian – Turkish partnership for manufacture of top quality asphalt plants in the group’s manufacturing facilities located in Akyurt/ Ankara, having 6.500 m2 closed, 11.000 m2 open area. SIGMA asphalt plants reflect the most advanced technology applied in Europe, developed by our multinational engineering team who has more than 35 years of experience in the field.

The main priority of SIGMA is quality. Therefore, in addition to our superior design, we use the top quality components produced by world leading manufacturers in Europe and USA for assuring durability and problem-free operation. Also, with our fast after-sales service, we assist our customers whenever needed thereby ensuring 100% customer satisfaction.

Mission of SIGMA is to supply reliable asphalt plants which produce perfect hot-mixes at desired capacities while complying with the European environmental standards at the same time.

Our vision is to become the world leading asphalt plant supplier, taking the asphalt plants one step further with our superior design, top quality components and fast after-sales support.



  • Perfect mix at desired capacities
  • Minimum energy consumption
  • Minimum maintenance requirements
  • Environment friendly
  • Easy installation and dismantling
  • Modular tower construction
  • Top quality components