Founded in 1996 and located in Houston, PGI International is a certified women-owned business that specializes in the manufacturing of metal valves used in instrumentation products. It also manufactures composite gas and liquid sampling systems, such as Interceptor and Nova samplers for gas and power industries. PGI International additionally offers TEC-2 and TEC-8 thermoelectric battery chargers that act as an alternative source to solar panel systems used to power electronic instruments and wireless communication systems. Additionally, the company has expertise in manufacturing a wide range of high-pressure valve and grease fittings and injection and internal fittings. PGI International also offers fittings adapters and couplers, leak lock fittings, pressure relief systems and cavity plugs. The company additionally provides double- and single-ball combination fittings and lock screws and ThermoSync fitting adaptors, couplers and accessories.