Kera Group Oy is a company that main business is to provide more light and air. The expertise of the company concentrates dif ... ferent kinds of daylight solutions and smoke control systems that improve fire safety. Our main products are natural smoke and heat ventilation products and plastic roof lights. The brands of Kera Group Oy are divided into business units KERAVENT® (smoke control and automation) and KERAPLAST® (terrace and plastic products). Kera Group operates in nine countries surrounding the Baltic Sea. Subsidiaries are in Sweden, Norway, Denmark, Estonia, Latvia, Lithuania, Poland and Russia. Kera Group Oy is a Finnish family Company established in 1971. read more