Home About STFA Overview Board of Directors Our Values History Structure Vision and Mission Code of Conduct Group Companies Construction Energy Heavy Equipment News/Media News Press Releases Köprü: STFA Group Corporate Magazine Investor Relations Careers Contact Us Group Companies Heavy EquipmentEnergyConstruction Construction STFA had its beginnings in 1938. Two young engineers, Sezai Türkes and Feyzi Akkaya, saw the need, in the new Turkish Republic’s growing economy, for facilities for bridge construction and piling operations in the country. Read More Energy Enerya was founded in 2003 in Istanbul to facilitate in natural gas, electricity and water distribution. Enerya currently distributes natural gas in 11 cities which has the highest customer potential among all private natural gas distributors in Turkey. Read More Heavy Equipment SIF Otomotiv has steadily grown its business in the construction equipment sector since it was founded in 1956 by Sezai Türkeş – Feyzi Akkaya as a subsidiary of STFA and Isıklar Holding. Read More You May Find Interesting 75th Anniversary Constructing A World The Book STFA Collected Its 75 Years In The Book Named "İLK" (FIRST) STFA - From... Khan Academy Türkçe The Global Classroom: A Free World-Class Education For Anyone Anywhere. Köprü: STFA Group Corporate Magazine Read Köprü (Bridge In English), The Official Corporate Magazine Of STFA Group. STFA CAREERS Have a bright future with a company who values its employees. More Info Recent News STFA And The Korean Giant HYUNDAI Elevator Have Signed A Partnership Agreement Making a powerful entry into the Turkish Market in 2010 with the collaboration of STFA Group, the Korean Giant Hyundai Elevator; ... Read More STFA’s Tevitöl Future Camp Received Most Innovative Corporate Social Responsibility Award The winners of annual “TISK Corporate Social Responsibility Awards” organized by the Turkish Confederation of Employer Associations (TISK) were announced. Projects ... Read More STFA’s First Sustainability Report Received Three Awards In The U.S. STFA Investment Holding’s first sustainability report received three communication awards at the 2014 Inspire Awards Corporate Publishing Competition, organized by the ... Read More New Project Of Al Habtoor – STFA Soil Group Al Habtoor–STFA Soil Group LLC has received LOI (letter of Intent) on March 29, 2015 to sign contract for the “Enabling ... Read More STFA Won Qatar Doha Metro “Gold Line” Tender STFA, Within a Consortium of Five, Competed Against World’s Biggest Companies and Won Qatar Doha Metro “Gold Line” Tender for $4.4 ... Read More You only have to know one thing: You can learn anything. More Info Follow us SUSTAINABILITY RESPONSIBILITY Sustainable Development & CSR Innovation Reports / Publications PRIVACY AND SECURITY Confidentiality Policy Copyrights and Terms of Use Disclaimer OTHER Information Society Services Tevitöl “Olağanüstü” STFA Yatırım Holding A.Ş. Group Companies: Construction Energy Heavy Equipment