Princeton Security Technologies, Inc. is the holding company of Princeton Gamma-Tech Instruments, Inc. (PGTI). PGTI is a supplier of X-ray and gamma-ray detectors and spectroscopy systems, portable radioisotope identifiers, and portable chemical analyzers. The Company serves a broad customer base in scientific research, industrial materials analysis, and homeland security. The Company operates a full customer service and support program, backed by a modern manufacturing and service facility. Its product line includes Radioactive Isotope Identifier Products, Nuclear/ Gamma-ray detectors and spectrometers and X-ray detectors and spectrometers.