Vertex Energy, Inc. (Vertex) is an environmental services company that recycles industrial waste streams and off-specification commercial chemical products. The Company manages the transport, storage and delivery of the aggregated feedstock and product streams to end users. Vertex operates in two divisions. The Company's Black Oil division aggregates used motor oil from third-party collectors and sells used oil to the Company's customers for use as a feedstock or replacement fuel for industrial burners. Vertex's Refining and Marketing division aggregates and manages the re-refinement of used motor oil and other petroleum by-products and sells the re-refined products to its customers. In October 2013, Vertex Energy Inc acquired a 51% interest in E-Source Holdings LLC.