TSI Inc. is a machinery manufacturer out of Washington State in the US. Their core product line is Rotary Dryers for woody biomass. They are used in the Engineered Wood industry as well as the Bio-Fuels industry (typically industrial wood pellets). TSI is North America's leading equipment supplier for this technology and is able to offer complete Dryer Islands from one source including Heat Energy Systems, Dryers, and Pollution Control Equipment. Perhaps best known for their larger scale installations TSI has been involved in building many of the World's largest plants for processing wood. This channel showcases the equipment and educates viewers about the technology.