SSP is a US based manufacturer of instrumentation and industrial valves and fittings. All of our manufacturing is performed in our 165,000 sq. ft. facility located near Cleveland, Ohio. In addition to manufacturing and assembly, we have closed die forging, tool & die design, product engineering and testing operations under the same roof with customer service and management. SSP has CNG and LNG technical experts on staff to help you from design specification to build and installation and products which have been tested to requirements of NGV 3.1, 4.6, and ECE R110.