​Proven Leadership

Our senior management team has more than 140 years of combined, diversified business experience and is committed to creating long-term shareholder value. Our leadership team has enabled our company to evolve from a single biodiesel plant in 1996 into a widely recognized, fully integrated advanced biofuel and renewable chemicals company.

Dan Oh 2014DANIEL J. OH

President and Chief Executive Officer

For more than 25 years, Daniel Oh has led a diverse range of business and management organizations. Currently, Mr. Oh serves as President and Chief Executive Officer, Renewable Energy Group, Inc. (REG).

Prior to REG, Mr. Oh served as Vice President and as a member of senior management at ABG, Inc. (ABG), an agribusiness consulting and services firm, where he was responsible for management consulting and market research practices. Prior to ABG, Mr. Oh was a leader in the Corporate Finance and Investment Banking area of Corporate Strategy and Business Development Group at Eli Lilly and Company, a global pharmaceutical company. Mr. Oh has also served as a consultant with McKinsey & Company. For 11 years, Mr. Oh served as an infantry officer in the U.S. Army, including Operation Desert Storm, and held the rank of Major.

Mr. Oh is a graduate of the United States Military Academy earning a Bachelor of Science with a concentration in economics. He also holds an M.B.A. from the University of Chicago with concentrations in finance, accounting and strategic management. 

Mr. Oh currently serves as Treasurer and a member of the Executive Committee for the Ames Economic Development Commission; he is on the Board of Directors for Central Iowa’s Cultivation Corridor; Chairman for the Executive Advisory Council for MBA Programs, Iowa State University, College of Business; serves as a member of the Future Ready Iowa Alliance; and previously served as Chairman for the Iowa Biodiesel Board.

Chad-Stone-100x140CHAD STONE

Chief Financial Officer

Mr. Stone joined REG in 2009 after 17 years in various financial and consulting roles.

As the CFO, Mr. Stone is responsible for providing strategic leadership for the company by working with the Executive Management Team and Board of Directors to establish long-range goals, strategies, plans and policies. In his role, he also oversees financial reporting, treasury, global tax, human resources, financial planning and analysis, investor relations, information technology and SEC reporting.

In his professional experience, Mr. Stone has served as a director at PricewaterhouseCoopers in Chicago and Cincinnati, focusing primarily in the energy and utilities industry, as well as a manager at Arthur Andersen in the Chicago office.

Mr. Stone holds a Master of Business Administration in finance from the University of Chicago Graduate School of Business and a Bachelor of Business Administration in Accounting from the University of Iowa.

Mr. Stone serves as Secretary on the governing board for the National Biodiesel Board, is past chairman of Iowa Biodiesel Board and is on the School of Management Advisory Committee for the University of Iowa Tippie School Of Business.


Vice President, Manufacturing

For more than 25 years, Brad Albin has lead all aspects of manufacturing operations at state-of-the-art, commercial manufacturing facilities — including experience in executive operations positions in multi-feedstock biodiesel, chemical, food and automotive supplier companies. Mr. Albin held a charter member position within the National Biodiesel Accreditation Committee (NBAC) and played a significant role in drafting the BQ-9000® Standard and various aspects of the ASTM D6751 specifications on the ASTM D2 committee. Prior to joining REG, Mr. Albin managed the engineering, operations, quality, R & D and Environmental Health & Safety (EHS) and served as Vice President or Director for companies such as Monsanto.


Vice President, Sales and Marketing

For more than 15 years, Gary Haer has been at the forefront of the biodiesel industry. As the biodiesel industry began to take shape in early 2000, Mr. Haer served as the National Sales and Marketing Manager for biodiesel for West Central. As REG emerged from West Central, Mr. Haer took the lead on coordinating the Sales and Marketing department including national and international biodiesel sales. In 2010, Mr. Haer's sales team was responsible for approximately 25 percent of all biodiesel sold in the United States.


Vice President, Corporate Business Development & Legal Affairs

For more than 10 years, Eric Bowen has been at the forefront of development for start-up companies with an emphasis on biofuels. Mr. Bowen is an expert within the management and legal fields with an emphasis on venture capital financings, mergers and acquisitions, joint ventures and IPOs. Prior to joining REG, Mr. Bowen was Founder, President & CEO of Tellurian Biodiesel, Inc. (acquired by REG). He has also led Sigma Capital's biodiesel project finance group and practiced law in Silicon Valley at Venture Law Group. Mr. Bowen served as Chairman for the California Biodiesel Alliance until 2012.


Chief of Staff & Vice President and Corporate Secretary

For more than 15 years, Natalie Merrill has worked within the finance and accounting sectors. Ms. Merrill leads Corporate Finance and Investment Banking activities for REG with responsibility for financing strategy and mergers and acquisitions.  Additionally, she oversees the company’s operations control team and operations center. Ms. Merrill assists in the evaluation of business development opportunities and strategic investments and coordinates internal financial analysis on behalf of other REG business units.

BQ-9000 is a licensed trademark of the National Biodiesel Board, used with permission.

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