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1938 Establishment of Sezai Türkeş - Feyzi Akkaya Partnership (STFA).
1948 Malatya Bridges in Turkey. The first large-scale contract.
1952 Construction of the first 154 kV Energy Transmission Line in Turkey.
1958 Realization of Turkey's first telephone network within the scope
of the NATO Infrastructure Project.
1962 Construction of 1800 m long NATO Dörtyol Oil Pier, longest jetty ever
built in Turkey.
1965 Bartın Harbour. Turkey's first submarine base.
1968 Marine
Terminal of Aliağa Refinery in Turkey; first ever use of a jack-up
platform
designed by Feyzi Akkaya.
1970 First utilization
of TBM in Turkey at Kadıncık II HEPP.
1972 Construction
of Tripoli Harbour in Libya. STFA's and Turkey's first ever international
contract.
1973 Designing and manufacturing of a 1,200 ton gantry crane
for the
launching of caissons for the Tripoli Harbour, Libya.
1978 Establishment
of Feyzi Akkaya Temel Education Foundation for the provision of scholarships
in vocational training.
1978 Muna
Tunnels in Makkah. The first Turkish Contractor in Saudi Arabia.
1981 220 kV, 145 km Energy Transmission Line. The first contract in United
Arab Emirates.
1981 Soil Investigation Works at Dimyat Port
Extension. The first Turkish contractor in Egypt.
1983 Jask,
Qeshm and Lengeh Ports in Persian Gulf. The first Turkish contractor
in Iran.
1983 Honorary Doctorate
Degrees awarded to Sezai Türkeş and Feyzi
Akkaya from Istanbul Technical University.
1984 Gabes
Port. The first Turkish contractor in Tunisia.
1985 Second
Bosphorus Bridge and 230 km Motorway Project in Istanbul,
Turkey. The bridge is the sixth longest among the similar suspension
bridges in the world.
1985 First utilisation of jet grouting in Turkey in Istanbul Sewerage Project.
1986 First utilisation of Cast-in-situ Free Cantilever Method in Kömürhan Bridge
in Turkey.
1990 Sezai Türkeş and Feyzi Akkaya became the first recipients of
the “State Great Service Medal and Certificate” in recognition of their
excellent work in engineering and contracting in Turkey and abroad.
1990 Establishment of İnanç Foundation with the aim of providing free
education for gifted but economically disadvantaged high school students.
1992 Construction of
Galata Bridge in which the combination of diameter, length and quantity
of piles rank the foundation of this bridge amongst
the largest known in engineering.
1992 Two sections of
Indus Highway Projects. The first Turkish contractor in Pakistan.
1992 Construction
of the highest chimney ever built in Turkey with height 275 m for Orhaneli
Thermal Power Plant Project.
1994 500 kV, 374 km
Energy Transmission Line. The first project in
Turkmenistan.
1995 Construction of Turkey's first LNG Terminal Project.
1997 735 kV Bosphorus Energy Transmission Line Crossing in İstanbul,
Turkey.
1998 500 kV Egypt-Jordan
Interconnection Project ensuring the intercontinental connection of
Asia and Africa.
1998 Manufacturing and placing of 1600 mm diameter
HDPE pipe to -50
meter depth for the first time in the world for Antalya Sea Outfall
Project
2000 Sohar Port. The first Turkish contractor
in Oman.
2000 Lakhdaria-Bouria Highway Tunnel. The first contract in Algeria.
2000 Ras Laffan Port Service
Berth. The first Turkish contractor in Qatar.
2001 Piled Foundation
Works for DMRC Viaducts from Trinagar to Rithala.
The first contract in India.
2004 Construction of
1795 m of tunnel excavation work in 2.5 months for King Khalid Tunnel
Project in Saudi Arabia.
2005 Establishment of Al Habtoor - STFA Soil Group L.L.C. in Dubai
with the local Al Habtoor Engineering Enterprise Co. L.L.C.
Copyright © STFA Holding Co.
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Gazi Bridge,
Piling Works with Steamed
Pile Driving Machine,
Turkey, 1938
Batman Bridge
on Diyarbakır-Cizre Line,
Turkey, 1942
Ankara-Sarıyar
Energy Transmission Line,
Turkey, 1955
Dörtyol Pipeline Terminal,
Turkey, 1967
Tripoli Harbour Construction,
Libya, 1973
Muna Tunnel,
Saudi Arabia, 1987
Second Bosphorus Bridge,
İstanbul, Turkey, 1993
Misurata Oil Jetty,
Libya, 2001
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