Key Executives

John Plaza – President/CEO/Founder

Mr. Plaza is a recognized national expert in the field of biodiesel and alternative fuels who has testified before Congressional committees and presents regularly at forums and events related to energy policy and renewable fuels in Europe, the Americas and Australasia. His expertise has been requested at global conferences to illustrate the importance of biofuels to the aviation industry, as well as the opportunities for growth with 2nd generation feedstocks.

Mr. Plaza founded Imperium Renewables in February 2004 by building Seattle Biodiesel, the first commercial scale biodiesel production facility in the Western United States. The company's core focus was to develop and build advanced technology for biofuel production which differentiated itself in the market with fuel quality, scale and sustainability.

This innovative direction helped Imperium to grow significantly over a short time period. By 2007, Imperium developed, built and now currently operates Imperium Grays Harbor, one of the largest biodiesel production facilities in the world at 100 million gallons per year.

Prior to founding Imperium Renewables, Mr. Plaza was a commercial airline pilot for 20 years, starting his career in Alaska as a bush pilot then going on to fly for Northwest Airlines for the last 10 years of his flying career.

Troy Williams – Chief Financial Officer

Mr. Williams manages all finance operations within Imperium, including trading, HR, tax and regulatory compliance. As a key member of the management team, he also spends significant time supporting business development, procurement and legal efforts. While at Imperium, Mr. Williams has helped Imperium implement leaner and more profitable business models, raise a $20M credit facility with Umpqua Bank, and restart hedging operations.

Prior to joining Imperium in 2007, Mr. Williams served in various finance and operations management roles in retail, telecom and manufacturing businesses. Based on this broad experience, Mr. Williams brings traditional business acumen into a developing industry, as well as an exceptional focus on company-wide operational efficiency. He holds an MBA from City University of Seattle and is a WA State licensed CPA.

Todd Ellis – Vice President of Sales and Business Development

Todd Ellis, Vice President of Sales and Business Development, brings eight years of experience in sustainable business and economic development to Imperium Renewables’ initiatives. As one of the original employees of Imperium, he has been instrumental in many facets of the company including project development, biodiesel market expansion, public policy initiatives, strategic business development, regulatory affairs, risk management and educational outreach programs for the United States’ second largest BQ-9000® certified biodiesel production facility. Mr. Ellis has worked with numerous international and domestic energy and agriculture companies, state and county governments, local municipalities and the general public to promote market opportunities for biodiesel.

Mr. Ellis has worked with federal, state and provincial government policy makers on a range of issues affecting biofuels policies and market incentives that have created strong market demand for biodiesel. He has also been instrumental in developing sales and marketing networks throughout the Western United States and Canada.

Mr. Ellis currently serves as a Governing Board Member of the National Biodiesel Board and is Chairman of the Technical Committee for the National Biodiesel Board. Mr. Ellis has participated in numerous local, regional, and national biodiesel advocacy programs and has been an active participant of the National Biodiesel Board, and Washington State Biofuels Advisory committee. He holds a B.A. in Humanities from Fort Lewis College and a M.A. from Antioch University Seattle's Environment and Community program.

Aaron Leatherman – General Manager

Aaron Leatherman is the General Manager of Imperium Grays Harbor. Mr. Leatherman is responsible for the overall management of plant production, quality, logistics, and maintenance departments. Mr. Leatherman manages department supervisory personnel for a positive, safe, and effective work environment. Mr. Leatherman is heavily involved with customer relations and product satisfaction. He is currently the Quality Management Representative for Imperium's BQ-9000® producer certification. Mr. Leatherman has been working with the company since its inception in 2004, and is extremely knowledgeable in all aspects of the Biodiesel industry.

Mr. Leatherman graduated from Western Washington University with a combined bachelor's degree in Economics and Environmental Studies. Immediately after graduation, he became the first employee of the company and helped lead the development and construction of the Seattle biodiesel facility.