As Marma Steel and Sports Structures, we see quality not as a choice but as a fundamental responsibility in every project. Our documented quality system within the framework of national and international standards maintains its validity at every stage of the process, from design to manufacturing, from assembly to delivery. The documents listed below are official proof of our technical competence and corporate reliability.

ISO 9001 — Quality Management System

The ISO 9001 certificate, which has international validity, certifies that all operational processes of Marma Steel are managed systematically, and that customer satisfaction and continuous improvement are among the corporate priorities.

CE 2674-CPR-0002 — European Construction Products Compliance Certificate

This certificate, obtained within the scope of the European Union Construction Products Regulation (CPR), confirms the compliance of the steel structure components we produce with EU technical specifications. It is a mandatory assurance criterion for overseas projects and international tenders.

TS EN ISO 3834-2:2007 — Welding Quality Requirements

It documents that comprehensive quality assurance is provided in welding processes, which are a critical stage of steel construction production. The TS EN ISO 3834-2 standard covers the competence of welding personnel, material control, and structural integrity requirements.