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Stu Krupoff

(949) 337-9563

Mike Krupoff

(510) 915-7119

Performance Sealing, Inc (PSI)

PSI is an AS9100D-certified manufacturer of high-performance spring-energized polymer seals for critical applications. Using their proprietary Duron® materials and precision CNC machining, PSI delivers engineered sealing solutions for the most demanding environments in aerospace, medical, semiconductor, and energy industries.