Chair
Member
Audit Committee Position

Walter Berger

Walter Berger joined REG’s Board of Directors in September 2020. Mr. Berger currently serves as President and Co-CEO of KYMETA Corporation, a satellite technology and communications company headquartered in Redmond, Washington. Before that, Mr. Berger served as Chief Financial Officer of AppDynamics Inc., a venture-backed next-generation application intelligence company from October 2013 until March 2015. From 2012 until 2013, Mr. Berger was the Chief Financial Officer of private equity-owned SoftLayer, a cloud computing company that was acquired by IBM. From 2008 to 2012, Mr. Berger served as Chief Financial Officer at Leap Wireless International, Inc. (NASDAQ). He also served as Executive Vice President and Chief Financial Officer for each of CBS Radio, Inc. and Emmis Communications Corporation (NASDAQ). Prior to Emmis, Mr. Berger served as Group President of the Energy Marketing Division for LG&E Energy Corporation (NYSE), where he previously served as Executive Vice President and Chief Financial Officer. Mr. Berger has served on multiple for-profit and non-profit boards, including Sirius Computer Solutions, a national integrator of technology-based business solutions, until late 2017. Mr. Berger holds a B.A. in business administration from the University of Massachusetts, Amherst.

Chair

James C. Borel

James C. Borel has served as a member of our Board since March 2018. Mr. Borel has served as a director of Farmers Edge Inc. (TSE: FDGE) from May 2016 to present, director of Neogen Corporation (NASDAQ: NEOG) from October 2016 to present, director of Just, Inc. from October 2017 to present, and director of AeroFarms, Inc. from February 2020 to present. Mr. Borel retired from his position as Executive Vice President at DuPont de Nemours, Inc. ("Dupont") in 2016, having served the company since 1978. During his tenure at DuPont, Mr. Borel held various positions in sales management, human resources, agricultural products manufacturing and business leadership. Mr. Borel also brings extensive international business experience with three assignments abroad and responsibilities extending beyond the U.S. for over 25 years. Mr. Borel holds a BS in Agricultural Business from Iowa State University.

Member

Christopher D. Sorrells

Christopher D. Sorrells has served as a member of our Board since November 2008. In September 2016, he was appointed to be Vice Chairman of our Board of Directors and in January 2019 transitioned to Lead Independent Director. Currently, Mr. Sorrells is Chief Executive Officer and a director of each of Spring Valley Acquisition Corp. (NASDAQ: SV) and Spring Valley Acquisition Corporation II. Prior to Spring Valley, he was Interim CEO of Wellsite Fishing & Rentals Services, LLCs, an oilfield services company focused on the Marcellus region. From August 2015 to September 2019, he was a member of the Board of Directors and the Chief Operating Officer of GSE Systems, Inc. (NASDAQ: GVP), a publicly traded engineering and expert staffing company for the power and process industries. From 2005 to 2015, he served as Managing Director at NGP Energy Technology Partners, L.P., a private equity firm investing in companies that provide products and services to the energy, power and environmental industries. From 2003 to 2005, Mr. Sorrells worked at Clarity Partners, L.P. a private equity firm, focused on growth and LBO transactions. Mr. Sorrells served as a principal with Banc of America Securities from 1998 to 2002 and as an associate with Salomon Smith Barney Holdings Inc. (NYSE: SB) from 1996 to 1998. Mr. Sorrells holds an M.B.A. from the College of William and Mary, a Master of Accounting degree from the University of Southern California, and a B.A. from Washington and Lee University.

Member

Audit Committee Charter

Download
Compensation Committee Position

Christopher D. Sorrells

Christopher D. Sorrells has served as a member of our Board since November 2008. In September 2016, he was appointed to be Vice Chairman of our Board of Directors and in January 2019 transitioned to Lead Independent Director. Currently, Mr. Sorrells is Chief Executive Officer and a director of each of Spring Valley Acquisition Corp. (NASDAQ: SV) and Spring Valley Acquisition Corporation II. Prior to Spring Valley, he was Interim CEO of Wellsite Fishing & Rentals Services, LLCs, an oilfield services company focused on the Marcellus region. From August 2015 to September 2019, he was a member of the Board of Directors and the Chief Operating Officer of GSE Systems, Inc. (NASDAQ: GVP), a publicly traded engineering and expert staffing company for the power and process industries. From 2005 to 2015, he served as Managing Director at NGP Energy Technology Partners, L.P., a private equity firm investing in companies that provide products and services to the energy, power and environmental industries. From 2003 to 2005, Mr. Sorrells worked at Clarity Partners, L.P. a private equity firm, focused on growth and LBO transactions. Mr. Sorrells served as a principal with Banc of America Securities from 1998 to 2002 and as an associate with Salomon Smith Barney Holdings Inc. (NYSE: SB) from 1996 to 1998. Mr. Sorrells holds an M.B.A. from the College of William and Mary, a Master of Accounting degree from the University of Southern California, and a B.A. from Washington and Lee University.

Chair

James C. Borel

James C. Borel has served as a member of our Board since March 2018. Mr. Borel has served as a director of Farmers Edge Inc. (TSE: FDGE) from May 2016 to present, director of Neogen Corporation (NASDAQ: NEOG) from October 2016 to present, director of Just, Inc. from October 2017 to present, and director of AeroFarms, Inc. from February 2020 to present. Mr. Borel retired from his position as Executive Vice President at DuPont de Nemours, Inc. ("Dupont") in 2016, having served the company since 1978. During his tenure at DuPont, Mr. Borel held various positions in sales management, human resources, agricultural products manufacturing and business leadership. Mr. Borel also brings extensive international business experience with three assignments abroad and responsibilities extending beyond the U.S. for over 25 years. Mr. Borel holds a BS in Agricultural Business from Iowa State University.

Member

Delbert Christensen

Delbert Christensen has served as a member of our Board since August 2006. Mr. Christensen was a director of West Central Cooperative, Inc., from 1993 to 2014. Mr. Christensen was the Chairman of the Board of West Central from June 2010 to June 2012. Since January 2004, he has served as the President of CHMD Pork, Inc. a hog producer. He was Chairman of the Board of Directors of the Iowa Soybean Association from October 2009 to October 2010 and was on the Board of Directors of the Iowa Soybean Association from 2003 through 2014. He was on the executive board of the U.S. Meat Export Federation from January 2017 to January 2018. Mr. Christensen serves on the Soybean Promotion and Research Board and the United Soybean Board. Mr. Christensen holds a B.S. in Agricultural Business from Iowa State University.

Member

Compensation Committee Charter

Download
Nominating and ESG Committee Position

Debora M. Frodl

Debora M. Frodl has served as a member of our Board of Directors since March 2018. Ms. Frodl has served as a member of the Board of Directors for XL Hybrids, Inc., a private company, since 2018. Ms. Frodl has recently joined the Board of Directors for Spring Valley Acquisition Corp., a special purpose acquisition company (NASDAQ: SV). Ms. Frodl served as the Global Executive Director for Ecomagination at General Electric Company ("GE") from December 2012 through December 2017, where she expanded GE’s clean technology strategy. From 2010 to 2012, Ms. Frodl served as Chief Strategy Officer & Global Alternative Fuels Leader for GE, leading the company to decarbonize its commercial fleet through deployment of alternative fuel vehicles. Prior to this position, Ms. Frodl gained over twenty years of senior executive experience at GE Capital, serving in roles including Senior Vice President and CEO and President. Since 2014, Ms. Frodl has served as an ambassador for the Clean Energy, Education & Empowerment for Women Initiative, a collaboration between U.S. Department of Energy, MIT and Stanford. She also has served as a Director for the Advanced Energy Economy, an organization of businesses working to make energy secure, clean, and affordable since 2014. She also served on the Advisory Board for the National Renewable Energy Lab, Joint Institute of Strategic Energy Analysis and has been a certified Governance Fellow for the National Association of Corporate Directors since 2018. Ms. Frodl completed an executive program, Making Corporate Boards Most Effective, at Harvard Business School and she holds an M.B.A. from the University of St. Thomas and B.S.B.A. from Minnesota State University.

Chair

Delbert Christensen

Delbert Christensen has served as a member of our Board since August 2006. Mr. Christensen was a director of West Central Cooperative, Inc., from 1993 to 2014. Mr. Christensen was the Chairman of the Board of West Central from June 2010 to June 2012. Since January 2004, he has served as the President of CHMD Pork, Inc. a hog producer. He was Chairman of the Board of Directors of the Iowa Soybean Association from October 2009 to October 2010 and was on the Board of Directors of the Iowa Soybean Association from 2003 through 2014. He was on the executive board of the U.S. Meat Export Federation from January 2017 to January 2018. Mr. Christensen serves on the Soybean Promotion and Research Board and the United Soybean Board. Mr. Christensen holds a B.S. in Agricultural Business from Iowa State University.

Member

Christopher D. Sorrells

Christopher D. Sorrells has served as a member of our Board since November 2008. In September 2016, he was appointed to be Vice Chairman of our Board of Directors and in January 2019 transitioned to Lead Independent Director. Currently, Mr. Sorrells is Chief Executive Officer and a director of each of Spring Valley Acquisition Corp. (NASDAQ: SV) and Spring Valley Acquisition Corporation II. Prior to Spring Valley, he was Interim CEO of Wellsite Fishing & Rentals Services, LLCs, an oilfield services company focused on the Marcellus region. From August 2015 to September 2019, he was a member of the Board of Directors and the Chief Operating Officer of GSE Systems, Inc. (NASDAQ: GVP), a publicly traded engineering and expert staffing company for the power and process industries. From 2005 to 2015, he served as Managing Director at NGP Energy Technology Partners, L.P., a private equity firm investing in companies that provide products and services to the energy, power and environmental industries. From 2003 to 2005, Mr. Sorrells worked at Clarity Partners, L.P. a private equity firm, focused on growth and LBO transactions. Mr. Sorrells served as a principal with Banc of America Securities from 1998 to 2002 and as an associate with Salomon Smith Barney Holdings Inc. (NYSE: SB) from 1996 to 1998. Mr. Sorrells holds an M.B.A. from the College of William and Mary, a Master of Accounting degree from the University of Southern California, and a B.A. from Washington and Lee University.

Member

Nominating and ESG Committee Charter

Download
Risk Management Committee Position

Peter J. M. Harding

Peter J. M. Harding has served as a member of our Board since December 2014. Most recently, he was the Chief Executive Officer and a director of Westway Group, Inc. (“Westway”), a liquid storage and liquid animal feed business, from May 2009 until his retirement in June 2010. Prior to joining Westway, Mr. Harding served in various roles at ED&F Man Holdings Limited, including as member of the board of directors and as Managing Director, molasses and palm oil trading, feed products, third party storage and biofuels division. He also served as Chief Executive Officer of Westway Holdings Corporation from 1997 to 2006. Concurrent with his service as Chief Executive Officer, he served as President of Westway Terminal Company, Inc. from 2001 to 2004. From 1995 to 1997, Mr. Harding was Chief Executive Officer of ED&F Man’s North American Cocoa Processing Group and prior to that was Chief Executive Officer of Savannah Cocoa, Inc. from 1992 to 1995. Mr. Harding served as Vice President of Sales & Marketing of Refined Sugars, Inc. from 1985 to 1989. Additionally, Mr. Harding owned and managed an asset management firm and commodity fund during the late 1980s and early 1990s.

Chair

Walter Berger

Walter Berger joined REG’s Board of Directors in September 2020. Mr. Berger currently serves as President and Co-CEO of KYMETA Corporation, a satellite technology and communications company headquartered in Redmond, Washington. Before that, Mr. Berger served as Chief Financial Officer of AppDynamics Inc., a venture-backed next-generation application intelligence company from October 2013 until March 2015. From 2012 until 2013, Mr. Berger was the Chief Financial Officer of private equity-owned SoftLayer, a cloud computing company that was acquired by IBM. From 2008 to 2012, Mr. Berger served as Chief Financial Officer at Leap Wireless International, Inc. (NASDAQ). He also served as Executive Vice President and Chief Financial Officer for each of CBS Radio, Inc. and Emmis Communications Corporation (NASDAQ). Prior to Emmis, Mr. Berger served as Group President of the Energy Marketing Division for LG&E Energy Corporation (NYSE), where he previously served as Executive Vice President and Chief Financial Officer. Mr. Berger has served on multiple for-profit and non-profit boards, including Sirius Computer Solutions, a national integrator of technology-based business solutions, until late 2017. Mr. Berger holds a B.A. in business administration from the University of Massachusetts, Amherst.

Member

Delbert Christensen

Delbert Christensen has served as a member of our Board since August 2006. Mr. Christensen was a director of West Central Cooperative, Inc., from 1993 to 2014. Mr. Christensen was the Chairman of the Board of West Central from June 2010 to June 2012. Since January 2004, he has served as the President of CHMD Pork, Inc. a hog producer. He was Chairman of the Board of Directors of the Iowa Soybean Association from October 2009 to October 2010 and was on the Board of Directors of the Iowa Soybean Association from 2003 through 2014. He was on the executive board of the U.S. Meat Export Federation from January 2017 to January 2018. Mr. Christensen serves on the Soybean Promotion and Research Board and the United Soybean Board. Mr. Christensen holds a B.S. in Agricultural Business from Iowa State University.

Member

Debora M. Frodl

Debora M. Frodl has served as a member of our Board of Directors since March 2018. Ms. Frodl has served as a member of the Board of Directors for XL Hybrids, Inc., a private company, since 2018. Ms. Frodl has recently joined the Board of Directors for Spring Valley Acquisition Corp., a special purpose acquisition company (NASDAQ: SV). Ms. Frodl served as the Global Executive Director for Ecomagination at General Electric Company ("GE") from December 2012 through December 2017, where she expanded GE’s clean technology strategy. From 2010 to 2012, Ms. Frodl served as Chief Strategy Officer & Global Alternative Fuels Leader for GE, leading the company to decarbonize its commercial fleet through deployment of alternative fuel vehicles. Prior to this position, Ms. Frodl gained over twenty years of senior executive experience at GE Capital, serving in roles including Senior Vice President and CEO and President. Since 2014, Ms. Frodl has served as an ambassador for the Clean Energy, Education & Empowerment for Women Initiative, a collaboration between U.S. Department of Energy, MIT and Stanford. She also has served as a Director for the Advanced Energy Economy, an organization of businesses working to make energy secure, clean, and affordable since 2014. She also served on the Advisory Board for the National Renewable Energy Lab, Joint Institute of Strategic Energy Analysis and has been a certified Governance Fellow for the National Association of Corporate Directors since 2018. Ms. Frodl completed an executive program, Making Corporate Boards Most Effective, at Harvard Business School and she holds an M.B.A. from the University of St. Thomas and B.S.B.A. from Minnesota State University.

Member

Risk Management Committee Charter

Download

Walter Berger

Walter Berger joined REG’s Board of Directors in September 2020. Mr. Berger currently serves as President and Co-CEO of KYMETA Corporation, a satellite technology and communications company headquartered in Redmond, Washington. Before that, Mr. Berger served as Chief Financial Officer of AppDynamics Inc., a venture-backed next-generation application intelligence company from October 2013 until March 2015. From 2012 until 2013, Mr. Berger was the Chief Financial Officer of private equity-owned SoftLayer, a cloud computing company that was acquired by IBM. From 2008 to 2012, Mr. Berger served as Chief Financial Officer at Leap Wireless International, Inc. (NASDAQ). He also served as Executive Vice President and Chief Financial Officer for each of CBS Radio, Inc. and Emmis Communications Corporation (NASDAQ). Prior to Emmis, Mr. Berger served as Group President of the Energy Marketing Division for LG&E Energy Corporation (NYSE), where he previously served as Executive Vice President and Chief Financial Officer. Mr. Berger has served on multiple for-profit and non-profit boards, including Sirius Computer Solutions, a national integrator of technology-based business solutions, until late 2017. Mr. Berger holds a B.A. in business administration from the University of Massachusetts, Amherst.

James C. Borel

James C. Borel has served as a member of our Board since March 2018. Mr. Borel has served as a director of Farmers Edge Inc. (TSE: FDGE) from May 2016 to present, director of Neogen Corporation (NASDAQ: NEOG) from October 2016 to present, director of Just, Inc. from October 2017 to present, and director of AeroFarms, Inc. from February 2020 to present. Mr. Borel retired from his position as Executive Vice President at DuPont de Nemours, Inc. ("Dupont") in 2016, having served the company since 1978. During his tenure at DuPont, Mr. Borel held various positions in sales management, human resources, agricultural products manufacturing and business leadership. Mr. Borel also brings extensive international business experience with three assignments abroad and responsibilities extending beyond the U.S. for over 25 years. Mr. Borel holds a BS in Agricultural Business from Iowa State University.

Christopher D. Sorrells

Christopher D. Sorrells has served as a member of our Board since November 2008. In September 2016, he was appointed to be Vice Chairman of our Board of Directors and in January 2019 transitioned to Lead Independent Director. Currently, Mr. Sorrells is Chief Executive Officer and a director of each of Spring Valley Acquisition Corp. (NASDAQ: SV) and Spring Valley Acquisition Corporation II. Prior to Spring Valley, he was Interim CEO of Wellsite Fishing & Rentals Services, LLCs, an oilfield services company focused on the Marcellus region. From August 2015 to September 2019, he was a member of the Board of Directors and the Chief Operating Officer of GSE Systems, Inc. (NASDAQ: GVP), a publicly traded engineering and expert staffing company for the power and process industries. From 2005 to 2015, he served as Managing Director at NGP Energy Technology Partners, L.P., a private equity firm investing in companies that provide products and services to the energy, power and environmental industries. From 2003 to 2005, Mr. Sorrells worked at Clarity Partners, L.P. a private equity firm, focused on growth and LBO transactions. Mr. Sorrells served as a principal with Banc of America Securities from 1998 to 2002 and as an associate with Salomon Smith Barney Holdings Inc. (NYSE: SB) from 1996 to 1998. Mr. Sorrells holds an M.B.A. from the College of William and Mary, a Master of Accounting degree from the University of Southern California, and a B.A. from Washington and Lee University.

Christopher D. Sorrells

Christopher D. Sorrells has served as a member of our Board since November 2008. In September 2016, he was appointed to be Vice Chairman of our Board of Directors and in January 2019 transitioned to Lead Independent Director. Currently, Mr. Sorrells is Chief Executive Officer and a director of each of Spring Valley Acquisition Corp. (NASDAQ: SV) and Spring Valley Acquisition Corporation II. Prior to Spring Valley, he was Interim CEO of Wellsite Fishing & Rentals Services, LLCs, an oilfield services company focused on the Marcellus region. From August 2015 to September 2019, he was a member of the Board of Directors and the Chief Operating Officer of GSE Systems, Inc. (NASDAQ: GVP), a publicly traded engineering and expert staffing company for the power and process industries. From 2005 to 2015, he served as Managing Director at NGP Energy Technology Partners, L.P., a private equity firm investing in companies that provide products and services to the energy, power and environmental industries. From 2003 to 2005, Mr. Sorrells worked at Clarity Partners, L.P. a private equity firm, focused on growth and LBO transactions. Mr. Sorrells served as a principal with Banc of America Securities from 1998 to 2002 and as an associate with Salomon Smith Barney Holdings Inc. (NYSE: SB) from 1996 to 1998. Mr. Sorrells holds an M.B.A. from the College of William and Mary, a Master of Accounting degree from the University of Southern California, and a B.A. from Washington and Lee University.

James C. Borel

James C. Borel has served as a member of our Board since March 2018. Mr. Borel has served as a director of Farmers Edge Inc. (TSE: FDGE) from May 2016 to present, director of Neogen Corporation (NASDAQ: NEOG) from October 2016 to present, director of Just, Inc. from October 2017 to present, and director of AeroFarms, Inc. from February 2020 to present. Mr. Borel retired from his position as Executive Vice President at DuPont de Nemours, Inc. ("Dupont") in 2016, having served the company since 1978. During his tenure at DuPont, Mr. Borel held various positions in sales management, human resources, agricultural products manufacturing and business leadership. Mr. Borel also brings extensive international business experience with three assignments abroad and responsibilities extending beyond the U.S. for over 25 years. Mr. Borel holds a BS in Agricultural Business from Iowa State University.

Delbert Christensen

Delbert Christensen has served as a member of our Board since August 2006. Mr. Christensen was a director of West Central Cooperative, Inc., from 1993 to 2014. Mr. Christensen was the Chairman of the Board of West Central from June 2010 to June 2012. Since January 2004, he has served as the President of CHMD Pork, Inc. a hog producer. He was Chairman of the Board of Directors of the Iowa Soybean Association from October 2009 to October 2010 and was on the Board of Directors of the Iowa Soybean Association from 2003 through 2014. He was on the executive board of the U.S. Meat Export Federation from January 2017 to January 2018. Mr. Christensen serves on the Soybean Promotion and Research Board and the United Soybean Board. Mr. Christensen holds a B.S. in Agricultural Business from Iowa State University.

Debora M. Frodl

Debora M. Frodl has served as a member of our Board of Directors since March 2018. Ms. Frodl has served as a member of the Board of Directors for XL Hybrids, Inc., a private company, since 2018. Ms. Frodl has recently joined the Board of Directors for Spring Valley Acquisition Corp., a special purpose acquisition company (NASDAQ: SV). Ms. Frodl served as the Global Executive Director for Ecomagination at General Electric Company ("GE") from December 2012 through December 2017, where she expanded GE’s clean technology strategy. From 2010 to 2012, Ms. Frodl served as Chief Strategy Officer & Global Alternative Fuels Leader for GE, leading the company to decarbonize its commercial fleet through deployment of alternative fuel vehicles. Prior to this position, Ms. Frodl gained over twenty years of senior executive experience at GE Capital, serving in roles including Senior Vice President and CEO and President. Since 2014, Ms. Frodl has served as an ambassador for the Clean Energy, Education & Empowerment for Women Initiative, a collaboration between U.S. Department of Energy, MIT and Stanford. She also has served as a Director for the Advanced Energy Economy, an organization of businesses working to make energy secure, clean, and affordable since 2014. She also served on the Advisory Board for the National Renewable Energy Lab, Joint Institute of Strategic Energy Analysis and has been a certified Governance Fellow for the National Association of Corporate Directors since 2018. Ms. Frodl completed an executive program, Making Corporate Boards Most Effective, at Harvard Business School and she holds an M.B.A. from the University of St. Thomas and B.S.B.A. from Minnesota State University.

Delbert Christensen

Delbert Christensen has served as a member of our Board since August 2006. Mr. Christensen was a director of West Central Cooperative, Inc., from 1993 to 2014. Mr. Christensen was the Chairman of the Board of West Central from June 2010 to June 2012. Since January 2004, he has served as the President of CHMD Pork, Inc. a hog producer. He was Chairman of the Board of Directors of the Iowa Soybean Association from October 2009 to October 2010 and was on the Board of Directors of the Iowa Soybean Association from 2003 through 2014. He was on the executive board of the U.S. Meat Export Federation from January 2017 to January 2018. Mr. Christensen serves on the Soybean Promotion and Research Board and the United Soybean Board. Mr. Christensen holds a B.S. in Agricultural Business from Iowa State University.

Christopher D. Sorrells

Christopher D. Sorrells has served as a member of our Board since November 2008. In September 2016, he was appointed to be Vice Chairman of our Board of Directors and in January 2019 transitioned to Lead Independent Director. Currently, Mr. Sorrells is Chief Executive Officer and a director of each of Spring Valley Acquisition Corp. (NASDAQ: SV) and Spring Valley Acquisition Corporation II. Prior to Spring Valley, he was Interim CEO of Wellsite Fishing & Rentals Services, LLCs, an oilfield services company focused on the Marcellus region. From August 2015 to September 2019, he was a member of the Board of Directors and the Chief Operating Officer of GSE Systems, Inc. (NASDAQ: GVP), a publicly traded engineering and expert staffing company for the power and process industries. From 2005 to 2015, he served as Managing Director at NGP Energy Technology Partners, L.P., a private equity firm investing in companies that provide products and services to the energy, power and environmental industries. From 2003 to 2005, Mr. Sorrells worked at Clarity Partners, L.P. a private equity firm, focused on growth and LBO transactions. Mr. Sorrells served as a principal with Banc of America Securities from 1998 to 2002 and as an associate with Salomon Smith Barney Holdings Inc. (NYSE: SB) from 1996 to 1998. Mr. Sorrells holds an M.B.A. from the College of William and Mary, a Master of Accounting degree from the University of Southern California, and a B.A. from Washington and Lee University.

Peter J. M. Harding

Peter J. M. Harding has served as a member of our Board since December 2014. Most recently, he was the Chief Executive Officer and a director of Westway Group, Inc. (“Westway”), a liquid storage and liquid animal feed business, from May 2009 until his retirement in June 2010. Prior to joining Westway, Mr. Harding served in various roles at ED&F Man Holdings Limited, including as member of the board of directors and as Managing Director, molasses and palm oil trading, feed products, third party storage and biofuels division. He also served as Chief Executive Officer of Westway Holdings Corporation from 1997 to 2006. Concurrent with his service as Chief Executive Officer, he served as President of Westway Terminal Company, Inc. from 2001 to 2004. From 1995 to 1997, Mr. Harding was Chief Executive Officer of ED&F Man’s North American Cocoa Processing Group and prior to that was Chief Executive Officer of Savannah Cocoa, Inc. from 1992 to 1995. Mr. Harding served as Vice President of Sales & Marketing of Refined Sugars, Inc. from 1985 to 1989. Additionally, Mr. Harding owned and managed an asset management firm and commodity fund during the late 1980s and early 1990s.

Walter Berger

Walter Berger joined REG’s Board of Directors in September 2020. Mr. Berger currently serves as President and Co-CEO of KYMETA Corporation, a satellite technology and communications company headquartered in Redmond, Washington. Before that, Mr. Berger served as Chief Financial Officer of AppDynamics Inc., a venture-backed next-generation application intelligence company from October 2013 until March 2015. From 2012 until 2013, Mr. Berger was the Chief Financial Officer of private equity-owned SoftLayer, a cloud computing company that was acquired by IBM. From 2008 to 2012, Mr. Berger served as Chief Financial Officer at Leap Wireless International, Inc. (NASDAQ). He also served as Executive Vice President and Chief Financial Officer for each of CBS Radio, Inc. and Emmis Communications Corporation (NASDAQ). Prior to Emmis, Mr. Berger served as Group President of the Energy Marketing Division for LG&E Energy Corporation (NYSE), where he previously served as Executive Vice President and Chief Financial Officer. Mr. Berger has served on multiple for-profit and non-profit boards, including Sirius Computer Solutions, a national integrator of technology-based business solutions, until late 2017. Mr. Berger holds a B.A. in business administration from the University of Massachusetts, Amherst.

Delbert Christensen

Delbert Christensen has served as a member of our Board since August 2006. Mr. Christensen was a director of West Central Cooperative, Inc., from 1993 to 2014. Mr. Christensen was the Chairman of the Board of West Central from June 2010 to June 2012. Since January 2004, he has served as the President of CHMD Pork, Inc. a hog producer. He was Chairman of the Board of Directors of the Iowa Soybean Association from October 2009 to October 2010 and was on the Board of Directors of the Iowa Soybean Association from 2003 through 2014. He was on the executive board of the U.S. Meat Export Federation from January 2017 to January 2018. Mr. Christensen serves on the Soybean Promotion and Research Board and the United Soybean Board. Mr. Christensen holds a B.S. in Agricultural Business from Iowa State University.

Debora M. Frodl

Debora M. Frodl has served as a member of our Board of Directors since March 2018. Ms. Frodl has served as a member of the Board of Directors for XL Hybrids, Inc., a private company, since 2018. Ms. Frodl has recently joined the Board of Directors for Spring Valley Acquisition Corp., a special purpose acquisition company (NASDAQ: SV). Ms. Frodl served as the Global Executive Director for Ecomagination at General Electric Company ("GE") from December 2012 through December 2017, where she expanded GE’s clean technology strategy. From 2010 to 2012, Ms. Frodl served as Chief Strategy Officer & Global Alternative Fuels Leader for GE, leading the company to decarbonize its commercial fleet through deployment of alternative fuel vehicles. Prior to this position, Ms. Frodl gained over twenty years of senior executive experience at GE Capital, serving in roles including Senior Vice President and CEO and President. Since 2014, Ms. Frodl has served as an ambassador for the Clean Energy, Education & Empowerment for Women Initiative, a collaboration between U.S. Department of Energy, MIT and Stanford. She also has served as a Director for the Advanced Energy Economy, an organization of businesses working to make energy secure, clean, and affordable since 2014. She also served on the Advisory Board for the National Renewable Energy Lab, Joint Institute of Strategic Energy Analysis and has been a certified Governance Fellow for the National Association of Corporate Directors since 2018. Ms. Frodl completed an executive program, Making Corporate Boards Most Effective, at Harvard Business School and she holds an M.B.A. from the University of St. Thomas and B.S.B.A. from Minnesota State University.