Technologies Who we are: Group of companies specialized in Security Printing and Optical Embossing (Production of Security Holograms). The headquarter is located in Sofia, Bulgaria. Our activities develop mainly in three directions: Security Printing; Hologram Origination; Development of Equipment & Know-How Technologies Hologram Origination Advanced Nano Optical Technology    for synthesizing and recording of OVD (Optical Variable Devises) Security Holograms One of the biggest manufacturer of Security holograms with, complete production cycle. Security Printing Our strategy is developing of new products and technologies in Security printing industry.