1943: Ergun Berksoy was born in Ankara, Turkey. His father was Ahmet Sevki Berksoy and his mother was Feriha Berksoy.
1951 - 1955: He graduated from Barbaros Primary School at the district of Yenimahalle, Ankara.
1964: He graduated from TED Ankara Koleji, Ankara.
1964 - 1970: He completed his Undergraduate Degree in the department of Financial Specialization at Academy of Economical & Commercial Sciences Faculty, Ankara.
1964- 1976: He worked in the planning department of Karamürsel U.S. Air Force Base, Turkey and was promoted to the Planning and Real-Estate Manager position in Boeing and Tumpane. He was in charge of the maintenance and repair work of facilities consisting of 5,000 U.S. Air Force staff and enlisted officers.
1970 - 1976: He became the President of Karamürsel Youth Sports Club. He was the main sponsor of Karamürsel Youth Sports Club volleyball, basketball and football team which competed in the 1st division of amateur league.
1976 - 1987: Ergun Berksoy exported various food products from Turkey, such as fruits, olive oil, flour and yeast. In five consecutive years he received golden medal from the Ministry of Trade in Turkey for reaching $150 million in yearly export revenue.
1980 - 1991: He became the Chairman of Türkgücü München football club. Originally, the football team played in the lowest tiers of Munich amateur football, but with Ergun Berksoy's leadership the club was promoted to Bayernliga in 1988.
1987: He established his first 5 Star Hotel "Cesars Resort Hotel" in Side, Antalya.
1988: He established his second 5 Star Hotel "Cesars Hotel" in Gümbet, Bodrum.
1991: He established his third 5 Star Hotel "Cesars Temple De Luxe Hotel" in Belek, Antalya.
1997: Ergun Berksoy was voted "Entrepreneur of the Year" by Dünya Newspaper.
2003: Ergun Berksoy relocated to the Cayman Islands and founded Seven Mile Beach Investments Limited to invest in properties in Grand Cayman and become a partner in Cayman Crystal Caves.
2006: Ergun Berksoy married Petra Berksoy.
2016: Christian Sorensen and Ergun Berksoy received the title of Tourism Industry Conservation Award winner for Cayman Crystal Caves.
2017: Members of the Legislative Assembly in Grand Cayman voted unanimously to approve Caymanian Status grants to Ergun Berksoy for his contributions to the tourism industry through Cayman Crystal Caves, and his generous donations to various charities on the island.
2018: Cesars Temple De Luxe Hotel in Belek, Antalya held the 18th place in the Annual Institutional Taxpayers List of Antalya in 2018. Cesars Temple De Luxe Hotel in Belek is registered under Erberk Turizm Işletmeleri A.Ş. and Cesars Resort Hotel in Side, Antalya is registered under Ero Turizm A.Ş., combined they were in the top 5 of Annual Insitutional Taxplayers List of Antalya in 2018.
2019: Cesars Temple De Luxe Hotel, Belek received the prestigious International Quality Award for Hospitality Excellence.