PARTNERPLAST is the fastest developing Polish supplier of road and sewage cast iron. The company consists of people who have been working with passion in the foundry and construction industries for years. Our products result from the best practices in product design through manufacturing casting, quality control and logistics.


Our products are designed by experienced engineers, in accordance with the requirements of the European standards EN124, EN 1433, EN13101.


Production takes place in highly efficient specialized foundries that supply cast iron not only to Poland but also the Western Europe countries. All our castings are distributed with the brand SFERO. The brand is recognized by Polish companies for many years.


SFERO products meet all the Polish building standards, are solid, have modern style design and competitively priced. Our priority is the satisfaction of our customers, which is why we put great emphasis on the highest quality of castings and customer service to meet all your expectations.



Please do not hesitate to contact us!