Istanbul Chamber of Industry (ISO), prepared according to Araştırması''na''Turkey's 500 largest companies by sales in 2010 from net sales excluding taxes TUPRAS, again, as since 2005, was ranked first.

Turkey's Top 500 Industrial Enterprises Survey results were announced at a press conference held in ISO.
According to production to sales of 20 billion 819 million 67 thousand 10 pounds of Turkey's largest industrial enterprise with 9 billion 740 million 496 thousand 745 TL Tupras with the Electricity Generation Co. Inc. (EUAS), 6 billion, 4 million 819 thousand 331 pounds, followed by Ford Automotive.
Istanbul Chamber of Industry (ISO) performs''Turkey's 500 largest companies in 2010, the most profitable industrial enterprise in Araştırması''na 4 billion 850 million 920 thousand 203 pounds with the Electricity Generation Co. Inc. (EUAS) respectively.
ISO has prepared 43 years without interruption, and is described by the ISO Board Chairman Tanil''Small''Turkey's 500 largest companies according to the results of research in 2010, excluding sales taxes, from net sales of 20 billion 819 million 67 thousand 10 pounds with the field TUPRAS takes the first rank, it EUAS 9 billion 740 million 496 thousand with 745, 6 billion, 4 million 819 thousand 331 pounds, followed by Ford Automotive.
TUPRAS, took first place ranking in 2010, its share in total manufacturing sales by 7.4 percent from 8.2 percent to the rose.
ISO 500 in the first of 10 organizations was the only public institution EUAS. In 2009 and remained in place EUAS last year. Sixth place in 2009, rose to third place in the Ford Automotive in 2010.
Oyak Renault in fourth, while the third institution in the previous year, the company was followed by TOFAS. In 2010, a year earlier as falling Arçelik found to sixth place, seventh place Aygaz Erdemir eighth, ninth ICDAS Steel, took tenth place in the ISDEMIR.
According to the results, in 2010 in the top 15 industrial companies in a public, 14 private institutions took place.
THE MAXIMUM-PROFIT ORGANIZATIONS-
According to the survey, in 2010 as in 2009 that gained the most with the organization of 4 billion 850 million 920 thousand 203 TL was EUAS.
Turkey Petroleum Corporation that gained the most among the organizations 1 billion 297 million 369 thousand 534 TL in the second place, while the clear pre-tax profit for the first two took place in public institutions.
In third place with 929 million 422 thousand 37 pounds found to TÜPRAŞ, Ford Automotive ranked fourth, fifth Philsa Philip Morris Sabanci, Eti Mine was in sixth place. Anadolu Efes Brewery in the list is the seventh, eighth, during the Arçelik, Oyak Renault during the ninth, tenth, took place during the Institute of Coal Mines in Turkey.
4 of the first 10 organizations that gained the most public body found to have increased this number when compared to 2009.
Oyak-Renault-EXPORT CHAMPION
As in recent years engaged in exports in 2010 up to ISO 500 under the organization's first decade was all private sector organizations.
In 2009, more than in 2010, as well as the enterprise engaged in the export of 3 billion 236 million 949 thousand dollars and Oyak Renault, while the second row with 2 billion 849 million 93 thousand dollars TUPRAS, in third place with $ 2 billion 643 million 720 thousand took part in Ford Automotive .
During the fourth list TOFAS, while the fifth is the Arçelik. When asked not to be the name of an organization in sixth place, seventh place, Vestel ICDAS eighth, ninth, Petrol Ofisi, Habash was in tenth place.
Up to 10 organizations engaged in the export share in the exports of Turkey in 2010, this rate was 13.3 percent in 2009 to 16.6 percent rose.
Turkey exports in 2010 to $ 11.5 percent corresponds to be experienced an increase of 16.3 per cent increase in exports was ISO 500. ISO 500 has the largest share of exports in 2010, the sector was 26 percent with the Motor Vehicle Industry.
SHARES OF ORGANIZATION-FIRST-50
The share of the top 50 industrial enterprises from production to sales in the first 500 in 2009 was 48.5 percent in 2010, 49.8 percent of rose.
Producer prices, gross value added was 53.8 percent share of the top 50 institutions in 2010. In 2010, the organization's first 50-term profit and loss realized as 55.3 percent share of the total sum of profit and loss compared to 2009 increased by 14.2 percentage points.
Last year, the share of exports in the first 50 organizations over the previous year increased by 50.1 percent from 51.4 percent to the rose.
In terms of number of employees in the organization's share of the top 50 in 2010 was 30.7 percent.