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Systemized safety. Systemized confidence.

We sweat the small stuff. When you work with PSI for your independent design verification, you know every component, connection, and process in your system is compliant with NFPA 1 or the International Fire Code.

Technical Reports for Process Equipment

A PSI approval is more than just a stamp. Our extensive work in the industry carries weight with inspectors in domestic markets and beyond. When your system passes inspection, we proudly list it on our website for easy reference by local authorities.

NRTL Certification for Process Equipment

PSI is proud to partner with Nemko, an OSHA-approved Nationally Recognized Testing Laboratory (NRTL). An evaluation by Nemko ensures the electrical devices in  your system conforms with product safety test standards.