List of companies of Turkey
file:Turkey.svg|thumb|Location of TurkeyTurkey, officially Türkiye or the Republic of Türkiye is a transcontinental presidential republic in Eurasia, mainly on the Anatolian peninsula in Western Asia, with a smaller portion on the Balkan peninsula in Southeast Europe. Turkey is a democratic, secular, unitary, constitutional republic with a diverse cultural heritage. As of July 2024, there are 2.439,859 registered companies based in the country.
The country has an emerging market economy as defined by the IMF. Turkey is among the world's developed countries according to the CIA World Factbook. Turkey is also defined by economists and political scientists as one of the world's newly industrialized countries. Turkey has the world's 17th largest nominal GDP, and 11th largest GDP by PPP. The country is among the world's leading producers of agricultural products; textiles; motor vehicles, ships and other transportation equipment; construction materials; consumer electronics and home appliances.
For further information on the types of business entities in this country and their abbreviations, see "Business entities in Turkey".
Largest firms
The list shows firms ranked in the Forbes Global 2000 by total revenues reported as of 2024.| Rank | Image | Name | 2024 Revenues | Employees | Notes |
| 309 | Koç Holding | $67.4B | 123,970 | Diverse industrial conglomerate controlled by third-generation members of the Koç family. Subsidiaries include Arçelik, Divan Group, Tofaş and Yapı Kredi. | |
| 525 | İşbank | $18.27B | 21,167 | Established by Mustafa Kemal Atatürk in 1924 to be the first national bank of Turkey, it is the largest and operates in 11 countries. 28% of its shares are still held by the Republican People's Party. | |
| 676 | Turkish Airlines | $22.74B | 40,264 | State-owned airline capitalized in 1956 and is the world's largest airline by number of countries served, and ninth largest by revenue. Subsidiaries include A Jet, SunExpress and Air Albania. | |
| 759 | Vakıfbank | $22.7B | 18,579 | Owned by Turkey Wealth Fund, Vakıfbank is a state enterprise and is the second-largest bank in Turkey in terms of total assets held. It also operates in the United States, Qatar, Iraq, Qatar, and Austria. | |
| 878 | Sabancı Holding | $37.3B | 62,853 | Subsidiaries include Akbank, TEMSA and Enerjisa | |
| 957 | Halkbank | $20.6B | 18,967 | ||
| 1446 | BİM | $14.2B | 86,647 | Retail discount market group that operates in Turkey, Morocco and Egypt. |
Notable firms
This list includes notable companies with primary headquarters located in the country. The industry and sector follow the Industry Classification Benchmark taxonomy. Organizations which have ceased operations are included and noted as defunct.| Name | Industry | Sector | Headquarters | Founded | Notes |
| Akbank | Financials | Banks | Istanbul | 1948 | Banking, part of Sabancı Holding |
| Aksa | Basic materials | Chemicals | Yalova | 1968 | Chemicals |
| Alarko Holding | Industrials | Construction & materials | Istanbul | 1954 | Construction and mechanical industries |
| Anadolu Isuzu | Consumer goods | Automobiles & parts | Istanbul | 1984 | Automotive, part of Isuzu |
| Arçelik | Consumer goods | Personal & household goods | Istanbul | 1955 | Home appliances, part of Koç Holding |
| Arkem | Basic materials | Chemicals | Istanbul | 1991 | Chemicals |
| Assan | Consumer goods | Automobiles & parts | Istanbul | 1994 | Automotive, owned by Hyundai Motor Company |
| Aselsan | Industrials | Aerospace & defense | Ankara | 1975 | Defense electronic systems |
| Askam | Industrials | Industrial engineering | Istanbul | 1964 | Commercial trucks, defunct 2015 |
| Avea | Telecommunications | Mobile telecommunications | Istanbul | 2004 | Mobile phone operation, part of Türk Telekom |
| Aygaz | Oil & gas | Oil & gas producers | Istanbul | 1961 | Propane gas, part of Koç Holding |
| Banvit | Consumer goods | Food & beverage | Bandırma | 1968 | Poultry |
| Basak Traktor | Industrials | Industrial engineering | Adapazarı | 1914 | Tractors |
| Baykar | Industrials | Defence | Istanbul | 1984 | UAV |
| Beko | Consumer goods | Personal & household goods | Istanbul | 1967 | Home electronics, part of Koç Holding |
| BİM | Consumer goods | Retail | Istanbul | 1995 | Grocery |
| BMC | Consumer goods | Automobiles & parts | İzmir | 1964 | Automotive |
| Borusan Holding | Conglomerate | - | Istanbul | 1944 | Conglomerate: Steel, energy, logistics |
| BOTAŞ | Oil & gas | Oil & gas producers | Ankara | 1974 | State-owned oil/energy |
| Çalık Enerji | Oil & gas | Oil & gas producers | Istanbul | 1998 | Energy |
| Canovate | Consumer goods | Personal & household goods | Istanbul | 1965 | Electrical equipment |
| Cengiz Holding | Conglomerate | - | Istanbul | 1980 | |
| Çiçeksepeti | Consumer goods | Retail | Istanbul | 2006 | online retailer: food, flowers |
| Ciner Holding | Conglomerate | - | Istanbul | 1978 | Energy, media, commerce |
| Çukurova Holding | Conglomerate | - | Istanbul | 1923 | Construction, media, telecommunications |
| DenizBank | Financials | Banks | Istanbul | 1938 | Private bank, part of Sberbank |
| Dilek Ecza Deposu | Health care | Pharmaceuticals & biotechnology | Antalya | 1991 | Pharmaceutical distribution |
| Doğan Holding | Conglomerate | - | Istanbul | 1980 | Energy, media |
| Doğtaş | Consumer goods | Personal & household goods | Biga | 1972 | Furniture |
| Doğuş Group | Conglomerate | - | Istanbul | 1951 | Highly diversified conglomerate |
| Eczacıbaşı | Health care | Pharmaceuticals & biotechnology | Istanbul | 1942 | Pharmaceuticals |
| Efes Beverage Group | Consumer goods | Food & beverage | Istanbul | 1969 | Brewery |
| Elektrik Üretim | Utilities | Electricity | Ankara | 2001 | Energy |
| Enerco Energy | Oil & gas | Oil & gas producers | Istanbul | 2004 | Natural gas |
| Enka İnşaat ve Sanayi A.Ş. | Industrials | Construction & materials | Istanbul | 1957 | Construction |
| Erdem Architects | Industrials | Support services | Ankara | 1998 | Architects |
| Erdemir | Basic materials | Basic resources | Karadeniz Ereğli | 1967 | Iron and steel |
| Erkunt Group | Industrials | Industrial engineering | Ankara | 1953 | Tractors |
| Estap | Consumer goods | Personal & household goods | Istanbul | 1989 | Electronics |
| Eti Maden | Industrials | Mining | Ankara | 1993 | Mining |
| EUROTAI | Industrials | Aerospace & defense | Ankara | 1997 | Helicopters, joint with Airbus Helicopters and TAI |
| Eurotem | Industrials | Industrial Transportation | Istanbul | 2006 | Trains, joint with Hyundai Rotem |
| EÜAŞ | Utilities | Electricity | Ankara | 2001 | Electric power |
| Fibabanka | Financials | Banks | Istanbul | 2010 | Private bank |
| Finansbank | Financials | Banks | Istanbul | 1987 | Banking, part of the QNB Group |
| GAMA Endustri | Industrials | Construction & materials | Ankara | 1970 | Construction |
| Garanti Bank | Financials | Banks | Istanbul | 1946 | Private bank |
| Goldas | Consumer goods | Personal & household goods | Istanbul | 1993 | Jewelry |
| Gülermak | Industrials | Rail transportation | Ankara | 1958 | Construction |
| Halk Bankasi | Financials | Banks | Ankara | 1938 | State-owned Banking |
| HAVELSAN | Software | Defence | Ankara | 1982 | Government owned company |
| Hidromek | Industrials | Heavy Equipment | Ankara | 1978 | Construction |
| Hunca Cosmetics | Consumer goods | Personal & household goods | Istanbul | 1957 | Cosmetics |
| Inebolu Shipyard | Industrials | Industrial Transportation | İnebolu | 2008 | Shipbuilding |
| Isdemir | Basic materials | Basic resources | İskenderun | 1970 | Steel |
| Istanbul | Consumer goods | Personal & household goods | Istanbul | 1980 | Musical instruments |
| Istanbul Metro | Consumer services | Transportation | Istanbul | 1989 | Metro |
| Kalyon Group | Industrials | Construction & materials | Istanbul | 1974 | Construction |
| Kardemir Karabük Demir Çelik Fabrikalari A.S. | Basic materials | Basic resources | Karabük | 1937 | Iron and steel |
| Karsan | Consumer goods | Automobiles & parts | Bursa | 1966 | Automotive |
| Kayi Construction | Industrials | Construction & materials | Istanbul | 1991 | Construction |
| Kimetsan | Basic materials | Chemicals | Ankara | 1986 | Chemicals |
| Koç Holding | Conglomerate | - | Istanbul | 1926 | Energy, consumer goods, industrials, financials |
| Koton | Consumer goods | Personal & household goods | Istanbul | 1988 | Clothing |
| Limak Holding | Industrials | Construction & materials | Istanbul | 1976 | Construction |
| Mako Elektrik | Consumer goods | Automobiles & parts | Bursa | 1970 | Automotive |
| Mavi Jeans | Consumer goods | Personal & household goods | Istanbul | 1991 | Clothing |
| Mechanical and Chemical Industry Corporation | Industrials | Aerospace & defense | Ankara | 1950 | Military |
| Migros Türk | Consumer services | Retail | Istanbul | 1975 | Supermarket, part of Koç Holding |
| Nurol Holding | Industrials | Construction & materials | Ankara | 1989 | Construction |
| Omsan | Industrials | Support services | Istanbul | 1978 | Logistics |
| OPET | Oil & gas | Oil & gas producers | Mersin | 1982 | Oil and gas, part of Koç Holding |
| Otokar | Consumer goods | Automobiles & parts | Sakarya | 1963 | Automotive, part of Koç Holding |
| Otosan | Consumer goods | Automobiles & parts | Gölcük | 1959 | Automotive, part of Koç Holding |
| Oyak-Renault | Consumer goods | Automobiles & parts | Bursa | 1969 | Automotive |
| Ozaltin | Consumer goods | Automobiles & parts | Adana | 2000 | Automotive |
| Pancar Motor | Industrials | Industrial engineering | Konya | 1956 | Diesel engines |
| Petkim | Oil & gas | Oil & gas producers | İzmir | 1965 | Petrochemical |
| Petrol Ofisi | Oil & gas | Oil & gas producers | Istanbul | 1941 | Oil and gas |
| Polimeks | Industrials | Construction & materials | Istanbul | 1995 | Construction |
| Poliya | Basic materials | Chemicals | Istanbul | 1983 | Composites and chemicals |
| PTT | Industrials | Postal service | Ankara | 1840 | State-owned |
| Roketsan | Industrials | Defence | Ankara | 1988 | Missile manufacturer |
| Sabancı Holding | Conglomerate | - | Istanbul | 1926 | Financials, energy, retail |
| Sahinler Holding | Industrials | General industrials | Istanbul | 1984 | Textile |
| Salcano | Consumer goods | Personal & household goods | Istanbul | 1975 | Bicycle |
| Şekerbank | Financials | Banks | Eskişehir | 1953 | Banking |
| Şişecam | Industrials | Construction & materials | Istanbul | 1935 | Glass manufacturing |
| Solimpeks | Oil & gas | Alternative energy | Konya | 2001 | Renewable energy |
| STFA Group | Industrials | Construction & materials | Istanbul | 1938 | Civil engineering and construction |
| Tabanlioglu Architects | Industrials | Support services | Istanbul | 1956 | Architects |
| TAV Airports Holding | Industrials | Industrial Transportation | Istanbul | 1997 | Airport |
| TCDD | Industrials | Railroads | Ankara | 1929 | State-owned |
| TCDD Taşımacılık | Industrials | Transportation services | Ankara | 2016 | State-owned |
| Tekel | Consumer goods | Food & beverage | Istanbul | 1862 | Tobacco and alcoholic beverages |
| Tekfen | Industrials | Construction & materials | Istanbul | 1956 | Construction |
| Temsa | Consumer goods | Automobiles & parts | Adana | 1968 | Automotive, part of Sabancı Holding |
| Tersan Shipyard | Industrials | Industrial Transportation | Yalova | 1990 | Shipbuilding |
| Tofas | Consumer goods | Automobiles & parts | Istanbul | 1968 | Automotive, part of Koç Holding |
| TÜLOMSAŞ | Industrials | Industrial Transportation | Eskişehir | 1894 | Locomotive manufacture |
| Tüpraş | Oil & gas | Oil & gas producers | Kocaeli | 1983 | Oil refining, part of Koç Holding |
| Türk Telekom | Telecommunications | Fixed line telecommunications | Ankara | 1839 | State-owned Telecommunication |
| Turkcell | Telecommunications | Mobile telecommunications | Istanbul | 1994 | State-owned Mobile phone operation |
| Turkish Aerospace Industries | Industrials | Aerospace & defense | Ankara | 2005 | State-owned Aircraft manufacture |
| Turkish Airlines | Consumer services | Travel & leisure | Istanbul | 1933 | Airline |
| Türkiye Is Bankasi | Financials | Banks | Istanbul | 1924 | Banking |
| Türkiye Petrolleri Anonim Ortaklığı | Oil & gas | Oil & gas producers | Ankara | 1954 | State-owned Oil and gas industry |
| TÜVASAŞ | Industrials | Industrial Transportation | Adapazarı | 1951 | Railcar manufacturer |
| Ugur Cooling | Industrials | General industrials | Aydın | 1954 | Cooling equipment |
| Ugur Group Companies | Conglomerate | - | Aydın | 1954 | Consumer goods, medical |
| Ülker | Consumer goods | Food & beverage | Istanbul | 1944 | Food production |
| VakıfBank | Financials | Banks | Istanbul | 1954 | State-owned Banking |
| Vakko | Consumer goods | Personal & household goods | Istanbul | 1934 | Clothing |
| Vestel | Consumer goods | Personal & household goods | Manisa | 1984 | Home electronics |
| Vitra | Health care | Health care equipment & services | Istanbul | 1942 | Sanitary goods |
| Yapi Merkezi | Industrials | Construction & materials | Istanbul | 1965 | Construction |
| Yapi ve Kredi Bankasi | Financials | Banks | Istanbul | 1944 | Banking |
| Yüksel Tohumculuk | Consumer goods | Food & beverage | Antalya | 1996 | Seeds, plant breeding |
| Ziraat Bankasi | Financials | Banks | Ankara | 1863 | State-owned banking |
| Zorlu Holding | Conglomerate | - | Istanbul | 1990 | Textiles, electronics |