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Treysan intends to ensure the satisfaction of its stakeholders at every stage from the beginning of the projects including their planning and development processes to their delivery.  Treysan, since its extensive experience both in local and international arena provides products that are fully compliant with the business specific requirements and delivers top-notch and world-class services with the purpose to add value to the projects in which it is involved and to help its stakeholders to meet their business targets.   



Always a Pioneer, Always a Leader, Always Ahead

The history of Treysan Prefabrik ve Çelik Yapılar Sanayi ve Ticaret A.Ş., a company within IC Holding group of companies, which began in 1975 in Ankara has significantly grown over the years and reached more than 85 countries up to the present time thanks to its prefabricated camp solutions, multi-purpose container buildings and permanent steel structures catering the needs and/or requirements of many key industries and organizations in many countries across the continents.

Treysan has an annual production capacity of 600,000 m² in its internationally certified factory with an area of 19,200 m² located on a land of 60,000 m², with its high-tech machinery and experienced staff.

With its strong expertise gained in different geographies, Treysan is one of the worldwide pioneers of the prefabricated building sector. Having prompt reorganization capability for different projects with different requirements, Treysan is used to run different projects at the same time.


Being your reliable solution partner, we are always by your side at any time and in every phase of your project.

Oil and Gas

Electrification & Communication / Control Systems


Military Organizations & Defense

Construction & Infrastructure

Humanitarian Aid and Natural Disaster


Social Living Spaces & Service Buildings


Having a great experience of 48 years

Financial Stability Assurance

Project completion record in more than 85 countries

Innovation and Quality

Unprecedented Commitment on Time/ Budget

Transparent Corporate Communication

Comprehensive Services Range

Sustainability Awareness

Project Based Tailored Design Capability

High Production Capacity&International Standards


We are all around the world

Some of our ongoing projects


Tüpraş Refinery Steam Center, Türkiye


Orlen Mažeikiai Refinery, Lithuania

Permanent Steel Structures

Defense Industry, Ammunition Depots, Lithuania

Accommodation Containers 

Nassau Cruise Port, Bahamas

Permanent Steel Structures

Shatyrkul Mine Site, Kazakhstan

Construction and Operation Buildings

Akkuyu Nuclear Power Plant, Türkiye

Construction Camp

Gaziantep City Hospital, Türkiye

Construction Camp

T26 Railroad Tunnel, Türkiye

Mobilization Camp

Bigadiç Gold Mine Site, Türkiye

Multi-Storey Panelized Office Buildings

Port of Brunsbüttel, Natural Gas Storage Facilities, Germany


Humbolt University, Germany

Mobilization Camp

Gbaran Conventional Gas Field, Nigeria


Highway construction, Türkiye

Single-storey VIP Office Building

E-House, İsrail

Container Buildings

Merian Gold Mine Site Camp Buildings, Suriname

Mobilization Camp

Tinrhert Gas Field, Algeria

Permanent Steel Structures

Shell Gaz Field, Iraq

Accommodation Containers

"The leading company of the sector pursues success all around the world."

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