Our Brands


GYK Construction


GYK is a member of our brands which has a brand of public construction.

Efeogulllari Agriculture


Efeogullari agriculture is a brand of Geyikciler which is a genuine trademark olive industry which has own farm 300 decares producing organic oliveoil.

Our Commitment


"Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away."

ANTOINE DE SAINT -EXUPÉRY

Our History


  • 1967 - Founded by Mehmet Geyikci Subconstructor
  • 2000 - Self Constructor
  • 2004 - TEK YAPI Construction
  • 2007 - Geyikciler Construction
  • 2019 - OPELLA Construction