Rentech, Inc., through its subsidiaries, operates as a wood fiber processing company in the United States, Canada, and internationally. It offers contract wood handling, chipping, and yard operations services; produces and sells wood chips to the pulp, paper, and packaging industry; produces wood pellets for the utility and industrial power generation, and the residential and commercial heating markets; processes and sells biomass fuel to industrial heat and utility customers; owns and manages forestland; and buys and trades wood chips, as well as sells bark to industrial consumers. The company was founded in 1980 and is based in Washington, the District of Columbia.