At PSI, we are guided by a business philosophy that emphasizes courtesy, a strong service mindset, and a positive, inquisitive approach to understanding and meeting our customers’ requirements. Founded in 1986 and operating under the same family ownership ever since, PSI has grown steadily—largely due to the continued trust and support of our customers and associates. Many of them approach us with creative and meaningful solutions to complex technical challenges. By connecting with us by phone or in person, you can tap into the depth of experience and expertise at PSI to effectively address your testing needs.