STEKO сompany has been working more than 13 years at the Ukrainian market, and today it is the biggest manufacturer of PVC constructions. Three factories (two in Dnipro and one in Lviv) with the total square almost 14 000 sq. m manufacture 1 000 000 constructions per year. The world leader in sales, production, installation of windows, doors and facades with excellent service and a million satisfied customers! We produce power efficient windows, doors and facades of the international quality standards that people's homes will be light, warm, comfortable, cozy and safe!