Rustem Cetinkaya was born in Istanbul, Turkey in 1977 and graduated from Istanbul Bilgi University, Faculty of Economics and Administrative Sciences.

Established TEMMER MARBLE in 1998 Cetinkaya serves as the Chairman of the Board since then.

Cetinkaya was a member of the Board of Directors of the IMIB – Istanbul Mining Export Union between the years 2006 and 2008. Later between 2014 and 2018 and since 2018, he is also currently serving as the Vice President of the Foundation for 2 periods.

Besides this, Cetinkaya's involvement in social responsibility extends to various foundations and associations. Cetinkaya is also lecturing at the universities to next generation architects and engineers about natural stone as part time teacher.

Cetinkaya is involved in the education business to meet the needs of the workforce in Afyonkarahisar's Organized Industrial Zone, started education in mechatronics and metal fields since 2017-2018 at ARAL ANADOLU TECHNİCAL VOCATIONAL HIGH SCHOOL.

Rustem Cetinkaya is married and the father of two.