Seismic Micro Technology (SMT), is the maker of KINGDOM software. It is the global market share leader for Windows based interpretation. SMT developed the first seismic interpretation tools for the Windows environment. KINGDOM software is used by 2,700 companies in over 95 countries. KINGDOM software is used to find sources of oil & gas in the subsurface and is used by 85 percent of the 150 largest petroleum exploration and production companies. SMT's customer base includes international and national companies as well as independent companies and consultants. More than 50 percent of sales come from international sales.