PSI - READY TO EXCEED YOUR EXPECTATIONS PSI designs and manufactures systems integration packages and container solutions for clientele who represent interest from the private sector and government agencies. Located in Baltimore, Maryland, we have assembled personnel with over 50 years combined experience in design, engineering, development, manufacturing, and sales. We have installed the latest in fabrication equipment and rotational molded manufacturing to ensure timely deliveries at competitive prices. At PSI, we're capable of creating one or 1,000 pieces - the choice is yours. An ISO 9001 certified and registered company, our in house design and prototyping services combined with our capability to test and evaluate all package designs guarantees the finished product will work properly.