Olcay Kilit is a well-established Turkish company founded in Istanbul in 1964 by the young entrepreneur Olcay Denizli. Initially entering the sector with machine and mold production, it has gradually become a leading company in locking systems. In its early years, operating with Turkey's limited resources, the company rapidly grew through disciplined work and transitioned into a limited company status in 1996 by institutionalizing.

Today, Olcay Kilit stands as one of Turkey's leading lock manufacturers. It offers a wide range of products, including armored vehicle locks, cylinders, door handles, and ignition locks, serving sectors such as the defense industry, bus manufacturing, construction, and construction equipment.

The company produces with nearly 150 machines and 750 molds, in line with customer demands and quality standards. It has proven its compliance with international standards by successfully passing the VDA 6.3 Audit conducted by its customer in Germany in 2015 and 2024.

Olcay Kilit's vision has always been to maximize customer satisfaction and provide safe, high-quality solutions. The company aims to strengthen its position in the sector by providing fast and effective responses to customer demands. Olcay Kilit also stands out with its environmentally friendly production processes and adopts the principle of sustainability.

With its experience from the past and innovative approach, Olcay Kilit continues to shape the future of locking systems.