Vertex Energy, Inc. operates as an environmental services company that recycles industrial waste streams and off-specification commercial chemical products. Its primary focus is recycling used motor oil and other petroleum by-product streams. Vertex operates in three divisions: Black Oil Division, Refining and Marketing Division and Thermal Chemical Extraction Process. The Company also manages the transport, storage and delivery of the aggregated feedstock and product streams to end users, and manages the re-refining of a portion of its aggregated petroleum streams in order to sell them as end products. It sells its aggregated petroleum streams as feedstock to other re-refineries and fuel blenders or as replacement fuel for use in industrial burners. Vertex Energy, Inc. is based in Houston, Texas.