Todd Ellis

Imperium Renewables, Inc. produced biodiesel refining. The firm produced biodiesel from feedstock oils and glycerin, a by-product of biodiesel. Its biodiesel was used as alternative fuel in cars, trucks, ships, trains, and planes. The company was founded by John P. Plaza in 2004 and was headquartered in Seattle, WA.

National Outdoor Leadership School (NOLS) is a nonprofit organization that has been the leader in wilderness education since 1965. The non-profit company is based in Lander, WY and has subsidiaries in Canada. The company's mission is to help individuals become confident leaders through outdoor education.

Renewable Energy Group, Inc. is a holding company engaged in the production and trade of biofuel and renewable chemicals. It operates through the following segments: Biomass-based Diesel and Services. The Biomass-based Diesel segment processes waste vegetable oils, animal fats, virgin vegetable oils and other feedstocks and methanol into biomass-based diesel. The Services segment offers services for managing the construction of biomass-based diesel production facilities and managing ongoing operations of third-party plants and collects fees related to the services provided. The company was founded in August 2006 and is headquartered in Ames, IA.

TetraVitae Bioscience is developing biobased chemicals, plastics, and fuels. Its proprietary technology and expertise in the fields of industrial fermentations, process engineering, microbiology, and cellulosic feedstocks will dramatically lower the costs of production, allowing them to compete with and replace petroleum-derived products. TetraVitae's focus is the production of biobutanol using a proprietary fermentation process and enhanced microorganism platform. Its biobutanol technology has demonstrated significant improvements over conventional approaches in key performance metrics.