PRINCETON, NJ – Princeton Security Technologies, Inc. (OTCBB: PSGY), which develops radiation isotope identifiers, Area Monitors and High Purity Germanium detector technology for the homeland security market, including National Research Laboratories , Major OEM systems integrators, hospitals and overseas Homeland Security entities, received sizeable new orders for its Radiation Detection technology including High Purity Germanium Detector and Solid State Detector technology.

The orders represent market entry for its Radiation Detection field utilizing solid state detectors technology as well as Portable High Purity Germanium detection field. Company has positioned itself to continue to develop the latest technology for smaller handheld unit market utilizing multiple sensor technology for different Homeland Security applications. Both orders have a great long term potential for the Company and its long term unit sales volume.

Princeton Security Technologies, Inc. (OTCBB: PSGY), a leading supplier of Gamma-ray Detectors , Radiation Detection Area Monitors and Radioactive Isotope Identifier Devices (RIID) through its wholly-owned subsidiary Princeton Gamma-Tech Instruments Inc. (PGT), announced that the sales revenue from the orders will already start in 2011 and they will be delivered to both domestic and overseas Homeland Security field customers. Due to the increasing threat of terrorist activities as well as steady domestic government spending in the Homeland Security area, Company expects an increase in its annual sales revenue in 2011 compared to the last year.

About Princeton Security Technologies Inc.:

Princeton Security Technologies, through its wholly owned subsidiary, Princeton Gamma-Tech Instruments, Inc (PGT), is a supplier of Gamma-ray Detectors, Spectroscopy systems, Radiation Detection Area Monitors and Radioactive Radioisotope Identifier products. The Company serves a broad customer base in scientific research, industrial materials analysis, and Homeland Security. PGT has its headquarters with highly skilled R&D and manufacturing staff in its Princeton facility.

Further information regarding Princeton Security Technologies can be found at www.PGT.com

To the extent that statements in this press release are not strictly historical, including statements as to revenue projections, business strategy, outlook, objectives, future milestones, plans, intentions, goals, future financial conditions, future collaboration agreements, the success of the Company’s development, events conditioned on stockholder or other approval, or otherwise as to future events, such statements are forward-looking, and are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. The forward-looking statements contained in this release are subject to certain risks and uncertainties that could cause actual results to differ materially from the statements made.