By 1300, Turks had reached the Aegean coastline, held momentarily two centuries before. In the beginning, the most powerful states were the Karamanids and the Germiyanids in the central area. The Beylik of Osmanoğlu Dynasty who were later to found the Ottoman Empire was situated to the northwest, around Söğüt, and was a small and at that stage, insignificant power. Along the Aegean coast, from north to south, stretched Karasids, Sarukhanids, Aydinids, Menteşe and Teke principalities. The Jandarids (later called Isfendiyarids) controlled the Black Sea region around Kastamonu and Sinop.