Turkey’s top 10 companies, including Koç Holding, Türkiye Petrol Rafinerileri, and Turkish Airlines, generate a combined revenue of $52.4 billion as of 2025. These conglomerates, airlines, and banks play a significant role in Turkey’s economy and have established themselves as reputable brands in their respective industries.
1. Koç Holding
Industry: conglomerate
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $51,300 Million
Stock symbol: KCHOL.IS
Koç Holding is headquartered in Istanbul, Turkey and was founded in 1926. It operates in multiple countries, with a presence in over 35 countries worldwide. The company is primarily engaged in various industries such as automotive, energy, finance, and consumer goods. Some of its well-known brands include Ford Otosan, Tüpraş, and Arçelik. Koç Holding offers a wide range of products and services, including automobiles, petroleum products, banking services, and household appliances. In 2025, Koç Holding continues to expand its investments in renewable energy and digital transformation initiatives across its subsidiaries.
2. Türkiye Petrol Rafinerileri
Industry: energy
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $31,200 Million
Stock symbol: TUPRS.IS
Türkiye Petrol Rafinerileri Home Page
Türkiye Petrol Rafinerileri, also known as Tüpraş, is headquartered in Istanbul, Turkey. It was founded in 1983. Tüpraş operates in multiple countries, including Turkey, with a total of four refineries. The company’s main activities revolve around refining and marketing petroleum products. Tüpraş produces a wide range of products, including gasoline, diesel, jet fuel, and LPG. It also offers various services related to the oil industry. Tüpraş is a well-known brand in the energy sector in Turkey. In 2025, the company is advancing its green refinery projects and expanding investments in biofuels.
3. Turkish Airlines
Industry: transportation
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $21,800 Million
Stock symbol: THYAO.IS
Turkish Airlines, headquartered in Istanbul, Turkey, was founded in 1933. It operates in over 130 countries worldwide, making it one of the largest airlines in terms of international destinations. The main activities of Turkish Airlines include passenger and cargo transportation, as well as aircraft maintenance and repair services. The airline offers a wide range of products and services, including in-flight entertainment, comfortable seating options, and a variety of meal choices. Turkish Airlines is known for its exceptional service and has established itself as a reputable brand in the aviation industry. In 2025, Turkish Airlines has further expanded its fleet with new-generation fuel-efficient aircraft and launched new routes in Asia and Africa.
4. Sabancı Holding
Industry: conglomerate
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $9,950 Million
Stock symbol: SAHOL.IS
Sabancı Holding is headquartered in Istanbul, Turkey and was founded in 1967. It operates in multiple countries, with a presence in more than 20 countries worldwide. The company is primarily engaged in various industries such as banking, energy, retail, and industrial manufacturing. Some of its notable activities include financial services, energy production, automotive manufacturing, and retail operations. Sabancı Holding owns several well-known brands in Turkey, including Akbank, Brisa, and CarrefourSA. In 2025, Sabancı Holding is accelerating its investments in digital banking and sustainable infrastructure projects.
5. Ford Otosan
Industry: automotive
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $10,700 Million
Stock symbol: FROTO.IS
Ford Otosan is headquartered in Istanbul, Turkey and was founded in 1959. It operates in multiple countries, including Turkey, Germany, Russia, and the United Kingdom. The company is primarily engaged in the manufacturing and distribution of commercial vehicles, such as trucks and buses. Ford Otosan also offers after-sales services and spare parts. It is a joint venture between Ford Motor Company and Koç Holding. In 2025, Ford Otosan is leading Turkey’s electric vehicle production and has expanded its export markets in Europe.
6. Erdemir
Industry: steel
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $8,600 Million
Stock symbol: EREGL.IS
Erdemir is a company headquartered in Istanbul, Turkey, founded in 1965. It operates in multiple countries, with operations in over 20 countries worldwide. Erdemir is primarily engaged in the production and distribution of steel products, including flat and long steel products. The company also offers various services related to steel production, such as research and development, engineering, and technical support. Erdemir is known for its high-quality steel products and is recognized as one of the leading steel producers in the region. In 2025, Erdemir is investing in low-carbon steel technologies and increasing its export share.
7. BİM Birleşik Mağazalar
Industry: retail
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $8,400 Million
Stock symbol: BIMAS.IS
BİM Birleşik Mağazalar Home Page
BİM Birleşik Mağazalar is headquartered in Istanbul, Turkey and was founded in 1995. It operates in multiple countries, with a presence in 5 countries including Turkey, Morocco, Egypt, Saudi Arabia, and Yemen. BİM is primarily engaged in the retail industry, offering a wide range of products and services including groceries, household items, and personal care products. It is known for its affordable prices and has established its own brand called “BİM”. In 2025, BİM continues to grow its store network and invest in e-commerce platforms.
8. Arçelik
Industry: consumer discretionary
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $8,200 Million
Stock symbol: ARCLK.IS
Arçelik, founded in 1955, is headquartered in Istanbul, Turkey. It operates in more than 150 countries worldwide. The company specializes in manufacturing and selling a wide range of home appliances, including refrigerators, washing machines, dishwashers, and air conditioners. Arçelik is known for its brands such as Beko, Grundig, and Blomberg. In 2025, Arçelik is focusing on smart home solutions and sustainable appliance technologies.
9. Türkiye Is Bankasi
Industry: banking
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $7,900 Million
Stock symbol: ISCTR.IS
‘Türkiye Is Bankasi’ Home Page
Türkiye Is Bankasi, founded in 1924, is headquartered in Istanbul, Turkey. It operates in multiple countries, with a presence in over 20 countries worldwide. The bank’s main activities include providing banking and financial services to individuals, businesses, and institutions. It offers a wide range of products and services, including loans, deposits, credit cards, insurance, and investment services. Türkiye Is Bankasi is known for its strong brand and reputation in the Turkish banking industry. In 2025, the bank is expanding its digital banking services and fintech collaborations.
10. GarantiBank
Industry: banking
Revenue (2024: Q1; 2023: Q2, Q3, Q4): $7,350 Million
Stock symbol: GARAN.IS
GarantiBank, headquartered in Istanbul, Turkey, was founded in 1946. It operates in multiple countries, including Turkey, the Netherlands, Germany, Switzerland, and Romania. The bank offers a wide range of financial services, including retail banking, corporate banking, investment banking, and asset management. GarantiBank is known for its innovative products and services, and it has established itself as a trusted brand in the banking industry. In 2025, GarantiBank is strengthening its digital ecosystem and expanding its green finance offerings.
The combined revenue of Turkey’s top 10 companies amounts to $52.4 billion
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