Company activites started in 1969 as ÇİMHOL Çimento ve Yan Mamülleri Sanayii Holding A.Ş. which was a subsidiary company of ÇİTOSAN Türkiye Çimento ve Toprak Sanayii T.A.Ş. The new company name ÇİMTEK Çimento Teknolojisi Mühendislik A.Ş. was established in 1990 and all activities of ÇİMHOL were transferred to ÇİMTEK.

ÇİMTEK is a subsidiary company of IŞIKLAR HOLDİNG since 1994.Since the establishment in 1969, ÇİMTEK has gained a valuable experience in cement and other industries by realizing many  projects.ÇİMTEK, having the experience over 50 years is known as a reliable general contracting company in the fields of engineering, consultancy, manufacturing, construction and start-up.