Since 1977 with the experience of 27 years we are in the service of you about casting.Now we are sotronger and more dynamic with the new tecnologies in our job. In our  company,where we are continuing our activities in Gebze,we do steel casting,cast iron, sfero casting, bronze alloy, and aluminium alloy.

Ön-San Foundry produces with the experience of years and total quality management.We always follow the tecnology and aimed to improve ourselves.We are respectful to the people and to the natural environment in our job.