Born in Istanbul in 1904, Seyfi Arkan continued his secondary education at Galatasaray High School. Receiving his Architecture education at Sanayi-I Nefise Mektebi, Mr. Arkan worked here at Prof. Vedat Tek’s atelier. In 1928, he went to Germany with the aim of continuing his higher education after graduation. Returning home in 1928, Mr. Arkan started to work at Fine Arts Academy Department of City-Planning. During that period he attended many competitions and gained many prizes. At the Çankaya Hariciye Köşkü Competition launched between 1933 and 1934, he came first and his project had an importance in terms of showing Turkey’s new modern image and its effort for Westernization. This mansion, where official invitations were held and where statesmen were welcomed, was considered as home icon of the Republic at that period and later on. The whole furniture of the building was also chosen by Seyfi Arkan himself. Afterwards, he prepared Makbule Atadan Köşkü (Camlı Köşk) Project carried out for the sake of Makbule Hanım, Atatürk’s sister. Seyfi Arkan dealt with the design of the furniture as well as architectural project of the mansion which was used as guest and prime minister mansion. Winning a competition which accepted only a limited number of architect’s application in 1953 and working on Florya Atatürk Deniz Köşk, Mr. Arkan carried out a project which was completed within 43 days including its architecture, construction, and production periods. One of the most important representatives of modern movement in Turkey, Seyfi Arkan participated in various construction plan studies. He also put his signature on many buildings. He also prepared the plans of Zonguldak Üzmez and Kozlu-Kılıç worker sites, the first social house-dwelling of Turkey. Other studies can be listed like this: Üçler or Galip Fesçi Apartment (1934-35, Ayaspaşa, İstanbul), General Directorate of Municipality (1935-37, Ankara), Tehran Embassy (1935), Çemberlitaş Palas (1937, İstanbul), İzmir Fair Sümerbank Pavilions (1937-1944), power plants and transformation buildings in Istanbul (1943-47), and a number of branches of Turkish Commerce and Ottoman Banks (1949-55).