Designer & manufacturer of systems to put gases to work efficiently in water & wastewater treatment. The patented GDT™ process for high mass transfer of gas (ozone, oxygen, nitrogen, air) to solution for microbial disinfection or dynamic stripping of aesthetically unpleasant or health compromising substances such as radon, hydrogen sulfide, methane, carbon dioxide & VOCs. The GDT™ process for entrained gas removal & design flexibility in a compact, non-fouling, skid mounted system.