Gülermak Ağır Sanayi İnşaat ve Taahhüt A Ş. (Gülermak in short form; en, "Gülermak Heavy Industry Construction and Contracting") is a Turkish construction company, especially for

rail transport Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on rails, which are incorporated in tracks. In contrast to road transport, where the vehicles run on a p ...

, established in 1958.

Overview

Gülermak has been involved in constructing more than 260 km of underground tunnels and 120 metro stations. According to ''

Engineering News-Record ''Engineering News-Record'' (widely known as ''ENR'') is an American weekly magazine that provides news, analysis, data and opinion for the construction industry worldwide. It is widely regarded as one of the construction industry's most authorita ...

'' (ENR), in 2020 the company was the 124th international contractor in the world with revenues of $699.1 million. The company has offices in

Ankara Ankara ( , ; ), historically known as Ancyra and Angora, is the capital of Turkey. Located in the central part of Anatolia, the city has a population of 5.1 million in its urban center and over 5.7 million in Ankara Province, maki ...

(

Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a transcontinental country located mainly on the Anatolian Peninsula in Western Asia, with a small portion on the Balkan Peninsula in ...

), and

Warsaw Warsaw ( pl, Warszawa, ), officially the Capital City of Warsaw,, abbreviation: ''m.st. Warszawa'' is the capital and largest city of Poland. The metropolis stands on the River Vistula in east-central Poland, and its population is officia ...

(

Poland Poland, officially the Republic of Poland, is a country in Central Europe. It is divided into 16 administrative provinces called voivodeships, covering an area of . Poland has a population of over 38 million and is the fifth-most populou ...

Dubai Dubai (, ; ar, دبي, translit=Dubayy, , ) is the most populous city in the United Arab Emirates (UAE) and the capital of the Emirate of Dubai, the most populated of the 7 emirates of the United Arab Emirates.The Government and Politics of ...

(

United Arab Emirates The United Arab Emirates (UAE; ar, اَلْإِمَارَات الْعَرَبِيَة الْمُتَحِدَة ), or simply the Emirates ( ar, الِْإمَارَات ), is a country in Western Asia ( The Middle East). It is located at t ...

), Stockholm ( Sweden) and

Mumbai Mumbai (, ; also known as Bombay — List of renamed Indian cities and states#Maharashtra, the official name until 1995) is the capital city of the Indian States and union territories of India, state of Maharashtra and the ''de facto'' fin ...

(

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

Gülermak undertakes construction projects internationally, especially for rail transport, for example in

Norway Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and the ...

, etc. Gülermak has been contributed to construction projects such as the following: *

Expressway S2 (Poland) Expressway S2 is a short Controlled access highway, highway in Poland, serving as the southern section of the (partially completed) Warsaw Express Ring Road. Conceptually forming one continuous route with Autostrada A2 (Poland), motorway A2, it ...

Golden Horn Metro Bridge The Golden Horn Metro Bridge ( tr, Haliç Metro Köprüsü) is a cable-stayed bridge carrying the M2 line of the Istanbul Metro across the Golden Horn in Istanbul, Turkey. It connects Karaköy and Küçükpazarı on the European side of Istanbu ...

Istanbul Metro The Istanbul Metro ( tr, İstanbul metrosu) is a rapid transit railway network that serves the city of Istanbul, Turkey. It is operated by Metro Istanbul, a company (formerly known as ''İstanbul Ulaşım A.Ş.'' before 2016), a public enterpris ...

M4 (Istanbul Metro) The M4, officially referred to as the M4 Kadıköy - Sabiha Gökçen Airport metro line ( tr, M4 Kadıköy–Sabiha Gökçen Havalimanı metro hattı), is a , 23-station rapid transit line of the Istanbul Metro. Running between Kadıköy and Sabih ...

Pune Metro Pune Metro is a mass rapid transit system serving the city of Pune, India. The system comprises 3 lines with a combined length of 54.58 km, of which 12 km on two lines are operational as of March 2022. The 16.59-km Purple line from PCMC B ...

Route 2020 (Dubai Metro) The Red Line is one of the two lines on the Dubai Metro network in Dubai, United Arab Emirates. The Red Line runs from Rashidiya in the east to Jebel Ali in the west and travels parallel to Sheikh Zayed Road for most of its length. There are ...

Kanpur Metro The Kanpur Metro is a mass rapid transit (MRT) system in Kanpur, Uttar Pradesh, India. The metro is owned and operated by the Uttar Pradesh Metro Rail Corporation (UPMRC). The feasibility study for the project was done by RITES in June 2015. ...

Gülermak is part of the ExpoLink Consortium, established in 2016, comprising Alstom, Acciona, and Gülermak, that is constructing the

Route 2020 The Red Line is one of the two lines on the Dubai Metro network in Dubai, United Arab Emirates. The Red Line runs from Rashidiya in the east to Jebel Ali in the west and travels parallel to Sheikh Zayed Road for most of its length. There are ...

metro line, part of the

Dubai Metro The Dubai Metro is a rapid transit rail network in the city of Dubai, United Arab Emirates. It is currently operated by the French company Keolis. The Red Line and Green Line are operational, with a major 15 km (9.3 mi) extension to the Red L ...

, linking

Expo 2020 Expo 2020 ( ar, إكسبو 2020) was a World Expo hosted by Dubai, in the United Arab Emirates, from 1 October 2021 to 31 March 2022. Originally scheduled for 20 October 2020 to 10 April 2021, it was postponed due to the COVID-19 ...

to the Red Line. In 2020, Gülermak was awarded a

Kraków Kraków (), or Cracow, is the second-largest and one of the oldest cities in Poland. Situated on the Vistula River in Lesser Poland Voivodeship, the city dates back to the seventh century. Kraków was the official capital of Poland until 1596 ...

tram line contract in Poland. Examples of projects include metro stations and infrastructure in

, a metro line branch in

, the underground in

. Gülermak has its own

assembly line An assembly line is a manufacturing process (often called a ''progressive assembly'') in which parts (usually interchangeable parts) are added as the semi-finished assembly moves from workstation to workstation where the parts are added in se ...

s. The company's projects, especially tunnelling using

tunnel boring machine A tunnel boring machine (TBM), also known as a "mole", is a machine used to excavate tunnels with a circular cross section through a variety of soil and rock strata. They may also be used for microtunneling. They can be designed to bore thro ...

s (TBMs), have been discussed in

peer-review Peer review is the evaluation of work by one or more people with similar competencies as the producers of the work ( peers). It functions as a form of self-regulation by qualified members of a profession within the relevant field. Peer revie ...

ed papers. Record-breaking results involving the company have been reported on the Dudullu-Bostancı Metro Line in

Istanbul ) , postal_code_type = Postal code , postal_code = 34000 to 34990 , area_code = +90 212 (European side) +90 216 (Asian side) , registration_plate = 34 , blank_name_sec2 = GeoTLD , blank_i ...

Controversy

In 2017, it was reported that the company experienced delays in the software for the

signalling system In signal processing, a signal is a function that conveys information about a phenomenon. Any quantity that can vary over space or time can be used as a signal to share messages between observers. The ''IEEE Transactions on Signal Processing'' ...

of the Ankara-Konya High-Speed Train. In early 2021, there were reported issues with salary payments for the company's workers during the construction of the

Sabiha Gökçen Airport Sabiha is an Arabic word () meaning "Morning" and a female given name. In Urdu it (خوبصورت، گوری چٹی) refers to beautiful, and blonde hair. People with the name include: People Given name *Sabiha Sultan (1894–1971), Ottoman princes ...

metro.

References

External links

Gülermak website
1958 establishments in Turkey Construction and civil engineering companies established in 1958 Manufacturing companies based in Ankara Transport companies of Turkey Construction and civil engineering companies of Turkey Railway infrastructure companies Rail infrastructure manufacturers Rail vehicle manufacturers of Turkey {{Turkey-company-stub

Overview

Controversy

See also

References

External links