Headwaters Incorporated (Headwaters) provides products, technologies and services in the building products, construction materials and energy industries. The Company generates revenue by selling building products, such as manufactured architectural stone, siding accessory products and concrete blocks. It operates in three segments: light building products, heavy construction materials and energy technology. The Company markets coal combustion products (CCPs), which are used as an admixture in concrete and provide services to electric utilities related to the management of CCPs. It is also involved in energy through reclaiming waste coal, heavy oil upgrading processes and the production of ethanol. As of September 2011, the Company�s business of reclaiming waste coal was classified as held for sale and presented as a discontinued operation. In January 2012, the Company acquired additional 51% of Blue Flint Ethanol LLC.