It was founded by Ali Sakalli with the name Proton Metal and started the sector as the production of Aluminum Ingots.in 2013, it entered the automotive sector with the production of diesel and gasoline engine pistons, compressor pistons and connecting rods and the company took its place in the automotive sector with the name Proton Piston.
Proton Piston is one of the leading companies in Turkey and manufactures automotive, large vehicles, construction machinery and compressor pistons and connecting rods.
It has IATF 16949, ISO 9001 Quality certificates.Today, it produces aluminum ingots and pistons in 2 separate factories on an area of 6000 m2.