In 1997, he founded “TAV Airports” with TEPE Group and VIE Group and won the İstanbul Atatürk Airport tender, which was constructed with the ‘Build – Operate – Transfer’ model. He gathered all the companies that mainly serve to design and develop real estate investment projects of airport, construction, port investment and management, as well as Energy and other infrastructure Investments, under a single Holding roof. He is the chairman of board of Directors in Akfen Holding as well as TAV Airports Holding since 2005.
Hamdi Akin founded TİKAV (Turkey Human Resources Foundation) in 1999 for the students of Fırat University, to provide the social education necessary for their personal development during their 4 years of university education. He is the honorary head of the Foundation. He is also one of the founders of the Contemporary Turkey Studies Chair at the London School of Economics.
In 2005, he founded Akfen Su Inc. with the partnership of Kardan N.V. In 2011, he won the tender for the privatization of "İDO" (Istanbul Fast Ferries Co. Inc.) with Tepe Construction, Souter Investments LLP and Sera Real Estate and Operations Inc. IN 2012, he sold 38% of his shares in TVA Airports to Aéroports de Paris for $847 million.
Hamdi Akin got a start in Business while he was in his third year of university and manufactured water storage, fuel storage and heating boiler in his father's workshop. Akin’s first commission was to manufacture the heating boiler of Ankara Emek Camii (Mosque). Later on, he opened up a shop for construction goods in Ankara, on Rüzgarlı Street. In 1976, he became a contractor in the construction Business and founded Akfen Holding. In the 1980s, he mainly dealt with infrastructure projects, besides hospitals and school buildings construction. In 1986, he developed his first public infrastructure investment project, the Antalya Airport Terminal Building, which came to life with the ‘Build – Operate – Transfer’ model. He also contracted the Kayseri Erkilet Airport, the Çarşamba Airport, the Isparta Airport, the General Directorate of State Airports Authority and Bursa Natural Gas.