The CSS Group, founded in 1990 by Mr. Ali Ulai, is one of the leading contractor companies on the island of Batam, Indonesia. The group operates in many industries on the island, including, but not limited to, trade, scrap materials, shipping, construction, property development, as well pre-made and ready mixed concrete. The vast experience and rich history of the CSS Group on the island of Batam clearly demonstrates why they are considered one of the top companies in their field.