PSl is an industry leader in state of the art, high performance polymer technologies serving the infrastructure marketplace for decades. Many of the diverse products in the PSI product line are manufactured at ISO 9001:2015 certified facilities.

ISO 9001:2015 certification is a quality management system (QMS) ensuring our commitment to meet the requirements of our customers, specifiers, and contractors while meeting statutory and regulatory requirements.

Our quality assurance team ensures the highest level of product quality and customer satisfaction in the industry.