U4 Marine

U4 is a fully integrated, marine-focused design and manufacturing group. Under the U4 Marine brand, we deliver high-end yacht construction, refit programs and advanced composite solutions supported by modern, technology-driven production capabilities.

Headquartered in the Antalya Free Zone, we combine engineering discipline with craftsmanship to deliver tight tolerances, repeatable quality and delivery reliability. Our execution is built on structured production flows, controlled environments and measurable quality gates ensuring consistency from the first component to final handover.

Our core capabilities include steel/aluminum fabrication with robotic welding, composite infusion and carbon structures enabling premium outcomes where performance, precision and finish standards are non-negotiable. From concept and engineering to production, installation and delivery, we provide end-to-end solutions that unite elegance, performance and long-term value.

We also operate with responsibility prioritizing people, nature and sustainability through continuous improvement in materials, processes and waste reduction practices.

Creating with Passion. Built with Precision.