STFA Investment Holding Group is one of Turkey’s most well-established and reputable conglomerates providing services in the construction, energy and construction equipment sectors.

In 1938, with the idea of contributing to Turkey’s development, two young civil engineers, Sezai Türkeş and Feyzi Akkaya, established STFA. During its 76-years journey, the Holding has transformed into a group of companies committed to creating value for all stakeholders with investments in a diverse range of industries.

The Holding has undersigned many firsts in its core business of construction, such as becoming the first Turkish contracting firm to be awarded an overseas project in Libya followed by Saudi Arabia, Oman, Qatar, Egypt, Iran, Tunisia, Pakistan and India. STFA Contruction has completed many prestigious projects in the international market involving Marine Works such as Container Terminals, Commerical and Naval Harbours, Water Intake and Outfalls, LNG Terminals, Bridges, Dams, Highways, Tunnels, Railways, Hydraulic Structures, Water and Wastewater Transmission Lines, Residential Buildings and Overhead Transmission Lines, Foundation Engineering, Project Management and Engineering and Consultancy. Today, STFA has succesfully delivered word-class EPC projects to its Clients in 24 countries.

It is well-positioned to undertake and deliver the most sophisticated projects successfully. Focusing on customers, employees, suppliers and the community, the company has been recognized for competence based on knowledge, skill and experience.

STFA started its investments in natural gas distribution in 2003, natural gas trade in 2009 and renewable energy generation in 2011. Today, STFA ranks among the sector’s top players with the brand name Enerya, which has natural gas distribution operations in 11 cities. STFA also implements new projects in other areas such as wind power generation, electricity trade and solar energy.

With the wide product range of SİF Construction Equipment Company and its 13 sales points in eight cities and 35 authorized technical service centers throughout the country, STFA has carried out the sales and marketing of JCB -one of the world’s leading construction equipment manufacturers– in Turkey for over 40 years.

Through its sector-specialized subsidiaries and group companies, STFA is dedicated and committed to carrying out every project with zero accident and errors, and will ambitiously continue capitalizing on its vast know-how to create more value for stakeholders via investments in new business areas just as in the past.


Pro Tenders Industry Classification
  • Infrastructure Contractor 17 Projects
  • EPC Contractor 3 Projects
  • MEP Contractor 1 Project
  • General Contractor 1 Project
  • Enabling Works Contractor 1 Project
  • Civil Contractor 1 Project


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