His code-name is 'Boran Tekin'. He holds an administrative position and is responsible for connection between PKK establishments in Syria and Qandil Mountains.

He is considered a suspect for the murder of Diyarbakır's chief of police, Gaffar Okkan in 2001. He fled to Iran and suspected of still ruling the Hezbollah in Turkey from there.

Before the occurrence of failed coup attempt in 2016, Turkey, he was a petty officer (astsubay) technician in the 4th Army Aviation Regiment. After the failed coup attempt, along with a few other soldiers, he fled to Greece in an S-70 helicopter with tail number 11308. He is wanted for taking part in the coup attempt by readying helicopters that were used in assassination attempt against the president and capture of critical positions in İstanbul city. Turkish officials have requested Greek authorities to extradite him but this requested was rejected in December 2016.

He was studying business management in Muğla when he was arrested for being a member of 'Yetikiya Civaka Kürdistan', youth organisation of PKK, and received imprisonment sentence for 22 years in 1991. After being imprisoned for 12.5 years, he was set free and became the co-chairman of DTP (Democratic Society Party). Later on, he gets arrested for the crime of being a malingerer to avoid military duty. After his arrest, he served his time and was discharged in 2009. Shortly afterwards, he went to Iraq and joined PKK. His code-name is 'Şiar'. He is suspected of serving in PKK's so-called committees for central governance, culture & art, training and military activities.

Murat Karayılan was born in Konak, Şanlıurfa in 1954.He studied machinery during his college (yükseokul) years. He joined PKK in 1979. Initially, he conducted his activities in Sanlıurfa city and later went to Syria. After Öcalan's arrest in 1999, he became the head of PKK.

According to the information available on the media, he is one of the earliest students of Fetullah Gülen and one of the top 14 founder members of the FETÖ terrorist organisation. He respectively attended the İzmir religious high-school and High Institute of Islam (today known as the Faculty of Divinity of Dokuz Eylül University). His code-names were 'Hüseyin Bayram' or 'Safvet Senih'. In 1983, he was assigned as the imam responsible for Konya. Afterwards, he became responsible for establishing the European branch of the organisation. Later on, he was assigned as the inspector general and became the chief editor of Zaman gazette in 1990. Shortly afterwards, he was assigned as the imam responsible for the United States and founded the Altın Nesil Foundation in New Jersey. Later he came back to Turkey, but later on fled to the US after a suit was filed against him by the State Security Court in 1999. He was assigned as the responsible imam for Germany in 2001 and since then continues his activities in Germany.

According to the information in the media, he was recruited into the organisation by Fetullah Gülen in İzmir, Kestanepazarı while Gülen was assigned as a preacher to the district in 1966. His code-names are Buyuk Abi and Doktor. He worked in the Zaman news agency between 1996-1997 and he served as the responsible imam for Ankara and Turkey. In 1997, he became the responsible imam for the Far East states. He was put in charge for foreign affairs of the organisation in 1999 and migrated to the USA in 2003 and took part in the high council (Başyüceler Şurası) of the organisation. He became the responsible imam for the USA and administers the relations established with academics, bureaucrats, journalists and business people.