We transform yachts, hotels, residences and special areas into unique and highly exclusive spaces for living.

U4 Marine & Interior is a full service interior design and manufacture company based in Antalya, Turkey. In an effort to set the standards higher in design and application. Dedicated to the creation of custom interiors, the company prides itself on combining architecture and interior design to find unique and aesthetically pleasing solutions.

U4 is consistently dedicated to the highest international technological standards in interior design, manufacturing and contracting of high quality, turn-key interiors by deploying all its resources and maintaining professional workmanship in order to deliver unsurpassable quality of its products.

U4 completes projects tailored to the individual styles and needs of its clients, on budget and on time.

For us, design is the means.

m² closed area
ongoing projects
completed yacht projects
members of staff

U4 Marine & Interior successfully obtained the Integrated Management Systems Certification according to Quality Management – ISO 9001, Environmental Management – ISO 14001 and Occupational Health and Safety – ISO 45001.

We will continue to work with commitment and responsibility in environmental and security, pledging to apply best practices in accordance with established and certified processes in order to always provide its customers a high quality service.


U4 Marine & Interior team of skilled and experienced craftsmen take this process to the next level where their expertise manufacture and produce the conceptual designs into tangible interiors. The factory combine the latest in machine and laser technology, while still emphasizing on traditional craftsmanship. Fit out work, loose furniture, soft furnishings and even architectural metal works are all manufactured in-house within the factory facility.

Our facility includes a fully equipped robotic up to date machinery shop with full line veneer, CNC, Laser cut and climate controlled paint/drying cabins and others, complying with EU and US standards, including materials certification.


The Design process at U4 Marine & Interior put the client’s vision on paper and transforms them into a reality. To further help the client envision his interior space, U4 Marine & Interior uses the latest technology in 3D rendering and animation programs to give the client a 360 degree virtual tour of their interiors.

The Value Engineering process entails the entire process of design up to the handover of a quality product in a timely manner and in line with budgetary and aesthetic requirements.

U4 Marine & Interior provides value engineering through presentations involving alternative finishes for the client’s approval. Optional fabrics, finishes, materials and techniques are submitted to the client that closely matches the required design while maintaining the budget of the client.

  • Latest Teaching Methods
  • Efficient Space Planning
  • Interactive Learning Environment
  • Sustainable Materials & Engineering


Concept Design

3D Visual Design and Presentation

Preparing Shop Drawings


In-house Production

Contracting Management

Serial Production Line

Furniture Finishing

Design Process

Though each project is unique, we have a established a 6 step process that ensures your project is completed on time


Space Planning

Either refurbishment or newly built, we work on re-organizing the layout in a neat and clear way.


Concept Design

Each project have different circumstances, thus we provide optimum solutions in creative manner.


Design Development

Several layers of design are usually required to turn the initial concept into a mature design.


Documentation & Specs

This stage is when the full packages of construction documents and detailed specification sheets are prepared according to the design and each item is well documented with its full references.



Preparing request for tender and procurement sets the parameters and qualities required to execute our design as perfect as possible. This stage is done according to project’s budget, location and desired schedule.



On site supervision and quality inspection is an important determinant of the dream coming true. Making sure the site is on track reduces any lost costs of back and forth construction works, and ensures the supreme quality of work delivered to our clients.



Machinery Park

  • CNC Machine


  • Wide-Belt Sanding Machine


  • Panel Dividing Saw


  • Edge Banding


  • Press


  • Surface Planer


  • Sliding Table Saw

    Altendorf – SCM

  • Veneer Splicer

    Kuper FLI

  • Veneer Cutting


  • Dowel Drilling


  • Spindle Moulder

    Schneider – Holzkraft

  • Planer


Head Office & Factory


+90 242 259 66 99