Colas Polska Sp. z o.o. Purchasing Platform is an environment for commercial negotiations between suppliers and buyers which allows to take part in quotations and electronic auctions. We invite you to take active participation in active proceedings and to place offers. In order to start permanent cooperation please join to our suppliers group to which we regularly send information about new quotations and announcements. Dedicated Platform for Suppliers is a place in which we endlessly we take care to increase quality of cooperation with sales representatives. In case of any questions please contact Open Nexus Customer Support Center 61 679 19 00, which is responsible for help and technical service of ongoing electronic negotiations.