em-trak Marine Electronics AIS transceivers are the favoured choice of professional, commercial and leisure vessel operators across the world due to their proven performance, reliability and seamless interoperability with other navigation and display systems. As a wholly owned subsidiary of London Stock market listed SRT Marine Systems PLC group, we benefit from over twenty years of accumulated experience, the most advanced core technologies, robust product engineering and quality manufacturing. This is directly reflected in the quality and performance of our products that set industry performances and quality horizons. Our products are available direct, or through a global network of trained and certified dealers. Our focus at em-trak has always been to ensure mariners have the very best AIS performance, and that is why we are the world's leading supplier of AIS transceivers. We have a wide range of Class A AIS, Class B AIS, fishing buoy trackers, and small vessel identifiers suitable for any application or budget.