Danimer Scientific’s Board and Executive Team Includes Experienced, Globally Recognized Scientists and Business Leaders

Stephen E. Croskrey

Chief Executive Officer; Chairman, Board of Directors

Mr. Croskrey has served as Danimer’s chief executive officer and a member of Danimer’s board of directors since February 2016. Mr. Croskrey is a business leader with over 30 years of experience in overseeing the strategic direction and operations of companies that manufacture and market a variety of products such as industrial lubricants, fibers, and law-enforcement gear. From 1999 to 2005, Mr. Croskrey served as the president and chief executive officer of Armor Holdings Products, LLC, a major manufacturer of military, law enforcement, and personnel safety equipment. During such tenure its annual revenue increased from $45 million to over $300 million as a result of him overseeing the acquisition and integration of 13 companies and implementing associated organic growth initiatives. Mr. Croskrey has also held senior executive positions at Allied Signal and Mobil Oil. Mr. Croskrey received an MBA degree from the Kellogg School of Management at Northwestern University. He also received a Bachelor of Science degree in Engineering from the United States Military Academy at West Point where he was also commissioned as an officer in the U.S. Army and served as a company commander, attaining the rank of captain during his six years of active duty.

Cynthia Cohen


Ms. Cohen, has been a member of Danimer’s board since 2022. She is a prominent business strategist, consultant, speaker and board member for public and private companies.  She is Founder and President of IMPACT 2040, a strategy consulting firm.  Considered a leading authority on consumer trends and business strategy, her areas of expertise include brand positioning, strategic marketing, e-commerce and market intelligence.  Ms. Cohen’s consulting clients range from global Fortune 100 companies to fast-track start-ups. She has extensive expertise in public and private company corporate governance and has served as a board member of 12 public companies during the course of her career including as a frequent member and Chair of Audit Committees.

Ms. Cohen is an advisor to many startups and emerging growth companies helping them navigate the pathway from ideation to scaling for profitable growth and ultimately a liquidity event. Many of the companies she advises are considered ESG businesses.  She is also an advisor and mentor to founders in organizations supporting under-represented founders including; WOCE, Miami-Dade Beacon Council’s Small Business Xcelerator and Founders First Capital Partners. At Boston University she is the vice chairman of the Board of Trustees and sponsors the Innovation Pathway.

Prior to founding IMPACT 2040, Cynthia founded Strategic Mindshare to provide consulting services to retailers and consumer brand companies.  Earlier in her career she was a Partner in Management Consulting at Deloitte.

Allison M. Leopold Tilley


Allison Leopold Tilley joined the Board of Directors in August 2022. Ms. Leopold Tilley is on the Managing Board of Pillsbury Winthrop Shaw Pittman, has served as Chair of the Compensation Committee and Nominating Committee and is a Partner practicing corporate and securities law in the firm’s Silicon Valley office. Ms. Leopold Tilley has more than 33 years of experience advising companies on operation, strategy, governance, and risk, and advises technology companies, including on their formation, venture capital financings, multibillion-dollar M&As, public offerings, securities transactions and board governance. Ms. Leopold Tilley has extensive experience in representing both public and private companies.

Ms. Leopold Tilley previously served as a Director of  FBR & Co. (formerly Nasdaq: FBRC), a capital markets firm where she was the chair of the nominating committee and a member of the compensation committee.  Ms. Leopold Tilley has also served on several other boards of directors, including the Ronald McDonald House at Stanford from between 2011 and 2017, where she served as the chair of the nominating and corporate governance committee, and Watermark, where she served as a director between 2010 and 2016.

Ms. Leopold Tilley has often been named one of the Women Leaders in Tech Law and was hailed as Technology Dealmaker of the Year by The Deal.  Ms. Leopold Tilley received her J.D. from the University of California, Berkeley School of Law and her B.A. in Economics and International Relations from the University of California, Davis.

Dr. Isao Noda


Dr. Noda has been a member of Danimer’s board of directors since 2016. Prior to joining Danimer, he had a distinguished career extending over three decades at Procter & Gamble and is recognized as one of the world’s leading authorities in the field of polymer science, including the field of bioplastics known as PHA. Currently, Dr. Noda is an affiliated teaching professor at the University of Delaware. Dr. Noda holds a Bachelor of Science degree in Chemical Engineering, a Master of Science in Bioengineering, a Master of Philosophy and a Ph.D. in Chemical Engineering from Columbia University. He earned a Doctorate in Science degree in Chemistry from the University of Tokyo.

John P. Amboian


Mr. Amboian is a business leader with over 30 years of experience in mergers and acquisitions, capital management, product development, branding, and distribution for both privately held and public companies, across multiple industries. He served as Chairman and Chief Executive Officer of Nuveen Investments, Inc., or Nuveen (formerly NYSE: JNC), from 2007 to 2016. He was President of Nuveen from 1999 through 2007 after joining as its Chief Financial Officer from 1995 to 1999. During his time in leadership positions at Nuveen, Mr. Amboian participated in over 20 M&A and capital markets transactions, in addition to playing a leading role in Nuveen’s sale to an investment group led by Madison Dearborn, in 2007 and Nuveen’s sale process to TIAA (Teacher’s Insurance and Annuity Association of New York) in 2014. Mr. Amboian served on the Nuveen Mutual Funds board from 2007 through 2016 in addition to serving on Nuveen Investments’ public board from 1996 through 2007. Prior to Nuveen, Mr. Amboian was the Chief Financial Officer and Senior Vice President of Strategy of the Miller Brewing Company. He began his career in Corporate and International Finance at Kraft Foods, Inc., where he ended his tenure as Treasurer. Since 2013, Mr. Amboian has served at Madison Dearborn Partners as an industry advisor and is an Independent Director of the general partnership of Adams Street Partners, a private-markets investment firm. Additionally, since 2017 Mr. Amboian has been a senior advisor to Estancia Capital and since 2018 chaired the board of North Square Investments, a boutique asset management firm. Mr. Amboian is on the advisory board of Cresset Capital Management, a wealth management firm, and advises several small businesses on organic and inorganic growth initiatives through JA Capital Advisors, LLC. He received both his Bachelor’s degree and his M.B.A. from the University of Chicago.

Richard J. Hendrix


Mr. Hendrix has been a member of Danimer’s board of directors since 2020. Mr. Hendrix has served as Live Oak Chief Executive Officer and as a director on Live Oak’s board since May 2020. He has significant experience in executive leadership, corporate strategy, M&A, capital markets and corporate finance for public companies. Over the course of his career, Mr. Hendrix has worked extensively with issuers and investors focused on companies in the financial services, real estate, energy, industrial, and business and consumer services sectors. He has led dozens of initial equity offerings for founder-led and Sponsor-backed companies primarily within the banking, insurance and real estate sectors. Additionally, Mr. Hendrix has considerable experience advising chief executives, boards of directors and large shareholders regarding strategy, capital structure and capital access. He has significant leadership experience in the financial industry, having served as Chief Executive Officer of FBR & Co., or FBR (formerly Nasdaq: FBRC), a capital markets firm, from 2009 to 2017, and Chairman from 2012 to 2017. Mr. Hendrix helped FBR grow into a leading bookrunner for initial common stock offerings for middle market U.S. companies. While at FBR Mr. Hendrix oversaw the growth of the company and oversaw numerous strategic transactions while in his role as Chairman and Chief Executive Officer at FBR, ultimately executing a merger with B. Riley Financial, Inc. (Nasdaq: RILY) in 2017. Following the merger, Mr. Hendrix served as director of B. Riley Financial until October 2017. Prior to his tenure as Chief Executive Officer of FBR, Mr. Hendrix served as Arlington Asset Investment Corp.’s (NYSE: AI) President and Chief Operating Officer from 2004 to 2007 and its Chief Investment Officer from 2003 to 2004. Previously, he was the President and Chief Operating Officer of FBR Asset Investment Corporation and concurrently headed the Real Estate and Diversified Industrials Investment Banking groups of FBR. Prior to FBR, Mr. Hendrix was a Managing Director in PNC Capital Markets’ investment banking group and headed PNC’s asset-backed securities business. Mr. Hendrix is a co-founder and Managing Partner of Live Oak Merchant Partners, a merchant bank providing capital and advisory services to middle market companies across several industries. Mr. Hendrix also currently serves as a Senior Advisor to Crestview Partners, a private equity firm, since 2017 and is currently the Chairman of Protect My Car, a portfolio company of Crestview Partners that provides extended auto warranty plans to consumers. Mr. Hendrix’s affiliation with Crestview Partners began with Crestview’s investment in FBR over a decade before. In the last five years, Mr. Hendrix has also been the Founder and Chief Executive Officer of RJH Management Co, a privately held investment management business. Mr. Hendrix received his B.S.in Finance from Miami University.

Philip Gregory Calhoun


Mr. Calhoun has been a member of Danimer’s board of directors since 2014 and was a director of Danimer’s Meredian, Inc. and Danimer Scientific, L.L.C. subsidiaries prior to their merger in June 2014. Mr. Calhoun is president and chief executive officer of Circle C. Farms, Inc., a commercial farm and cattle ranch located in Colquitt, Georgia, where Mr. Calhoun has worked since 1981. Mr. Calhoun also is the sole proprietor of GC Sprayer Service, Inc., a crop-dusting operation in Colquitt, Georgia. Mr. Calhoun also serves as a director of First National Bank of Decatur County located in Bainbridge, Georgia, Miller County Gin in Colquitt, Georgia and American Peanut Growers, a peanut-shelling plant in Donalsonville, Georgia.

Gregory Hunt


Mr. Hunt has been a member of Danimer’s board of directors since June 2019. Since May 2012, Mr. Hunt has been the chief financial officer and treasurer of Apollo Management, LP, the investment adviser to Apollo Investment Corp., a management investment company. From April 2010 to May 2012, he served as the Executive Vice President and chief financial officer for Yankee Candle Company. Prior to joining Yankee Candle, from 2007 to 2010, Mr. Hunt served as the Executive Vice President of Strategic and Commercial Development for Norwegian Cruise Lines. Prior to joining Norwegian Cruise Lines, Mr. Hunt served as chief financial officer and chief restructuring officer of Tweeter Home Entertainment Group, Inc. from 2006 to 2007 and the chief financial officer and co-chief executive of Syratech Corporation from 2001 to 2006. Prior to Syratech, he held several senior financial leadership positions including chief financial officer of NRT Inc., Culligan Water Technologies, Inc. and Samsonite Corporation. Mr. Hunt currently serves as a member of the board of directors of Kymera Corporation and audit committee chairman, a member of the board of directors of GoodWest Industries and co-chairman of the board of advisors for the University of Vermont School of Business. Mr. Hunt is a Certified Public Accountant and holds a Bachelor’s degree in Accounting with dual concentration in finance from the University of Vermont.

Stuart Pratt


Mr. Pratt has been a member of Danimer’s board of directors since May 2015. Since 2001, Mr. Pratt has been the president and chief executive officer of the Fort Point Real-Estate Company. He also has served as the chairman of the board of Hunneman, a commercial real estate firm in Boston, Massachusetts since 2016 and previously served as its chief executive officer. In the 1970s, he was the chief executive officer of Federal Street Equities based in Houston, Texas. Mr. Pratt currently serves on the board of overseers of Boston University and is also a trustee emeritus of Boston University where he was chairman of the Real Estate Committee and served on its Audit, Academic Affairs and Finance committees. Additionally, he also serves as a trustee and chairman of the board of the Peabody Essex Museum, a director of Maritime International Inc. based in Bedford, Massachusetts and Avrio AI based in Boston, Massachusetts. Mr. Pratt received his Bachelor of Arts from Boston University.

Deborah McRonald

Chief Corporate Development Officer

With many years of experience as a Corporate Development executive, Deborah brings a strong background in M&A and technology licensing across numerous industries such as pharmaceuticals, consumer goods, maternal and infant nutrition as well as food and beverages to Danimer Scientific. Before joining Danimer Scientific, Deborah led Technology Licensing within Open Innovation & Venturing at Nestlé’s international headquarters in Vevey, Switzerland.

Deborah holds a Master of International Affairs with a concentration in International Finance and Business from Columbia University and a Bachelor of Arts from Assumption College in Politics and Philosophy.

Anthony Austin
Chief Human Resource Officer

Anthony joined Danimer in 2022 as Chief Human Resource Officer bringing more than 30 years experience in best-in-class HR processes to strategically support growth as we expand our manufacturing capacity. Before joining Danimer, Anthony most recently served as Executive Vice President, Chief Human Resources Officer at Bedrock Manufacturing Co., the parent company of Shinola, a luxury watch, leather and jewelry manufacturer and Filson, a 125-year old Alaskan outfitter and manufacturer of high-quality outerwear.  At Bedrock, Austin was responsible for the HR functions of both Shinola and Filson, including leadership development, strategy, organizational alignment, executive staffing, policy development, succession planning, talent management and acquisition.

Over his more than 30-year career, Austin has served in human resources roles of increasing responsibility at leading companies including PepsiCo, Winn-Dixie Stores, Inc., and Delta Air Lines, Inc. Anthony is a graduate of the University of Oregon with a Bachelor of Arts degree in Business Management and a Master of Science degree in Labor Relations.

Mike Hajost
Chief Financial Officer

Mike joined Danimer in early 2022 as Chief Financial Officer bringing a strong track record of strategic growth, capital market financing, investor relations, risk management and liquidity management at billion-dollar manufacturing and technology companies. Before joining Danimer, Mike served as CFO of Strategic Materials, Inc., one of the largest and most comprehensive glass recyclers in North America. Prior to that, he served as CFO of Accuride Corporation, a global leader in the design and manufacture of wheel components for the commercial truck, passenger car and off-road vehicle industries, where he was instrumental in doubling revenues through strategic acquisitions. He earlier held financial leadership positions at Carpenter Technology Corporation, JBS Swift & Company, Guidant Corporation and Eli Lilly and Company.

Mike’s 30-year corporate career was preceded by five years of service as an officer in the U.S. Army, attaining the rank of Captain. He is a graduate of the United States Military Academy at West Point with a Bachelor of Science degree in Engineering. He also earned an MBA in Finance from the Booth School of Business at the University of Chicago.

Michael Smith

Chief Operating Officer

Michael brings decades of experience in manufacturing and continuous-process improvement to Danimer Scientific. Previously, he held high-level manufacturing positions at Ingersoll Rand, Amoco and British Petroleum. His specialties include driving improvements through the use of lean manufacturing techniques and Six Sigma tools. Michael trained at the University of Tennessee and the Juran Institute in Statistical Process Control and Six Sigma as well as at Simpler Consulting in Lean Manufacturing and the Toyota Production System. He holds a BSc in industrial and systems engineering from the Georgia Institute of Technology.

Phil Van Trump

Chief Science and Technology Officer

As chief technology officer, Phil Van Trump manages research & development, product development, regulatory affairs, and intellectual property for Danimer Scientific. Prior to this role, which he stepped into in 2014, Van Trump worked in a variety of positions within the company, performing bench-scale to pilot-level research as well as playing an integral role in the procurement of equipment and laboratory personnel to advance the company’s objectives. His undergraduate background in molecular biology and microbiology (BSc University of Central Florida) is supplemented by an MBA from Emory University. In addition to his education, he brought to Danimer Scientific over a decade of industry experience. Van Trump’s proficiency in management and scientific insight are a rare combination and are put to use daily as he leads an innovative team of scientists and support personnel in creation of sustainable biopolymer solutions.

Scott C. Tuten

Chief Marketing and Sustainability Officer

Scott brings to Danimer Scientific a successful history in international logistics, supply-chain management, transportation, inventory control, operations, sales and warehousing. Prior to entering the field of sustainable biopolymers, he held numerous high-level management positions in sales and operations for a multibillion-dollar transportation company. He also managed multistate territories and divisions for Fortune 500 companies. Scott offers expertise in sales management, strategic planning, operations management and policy implementation. He joined Danimer Scientific in 2006 as vice president of operations and was quickly promoted to senior vice president of operations. Following the company merger in 2014, Scott was appointed chief marketing officer to manage overall sales and marketing. He holds a BBA in logistics and an MBA from Georgia Southern University.

Jeff Uhrig

General Manager and President of Danimer Scientific Catalytic Processes

Prior to the acquisition of Novomer by Danimer Scientific, Jeff served as President and CEO of Novomer where Jeff led strategy and technology development of the Company’s proprietary conversion technology. Previously, Jeff served as President and CEO for Sirrus, Inc., the leading developer of methylene malonate technology. At Sirrus, he led a successful sale process to Nippon Shokubai and managed engineering, intellectual property, and commercial activities. Uhrig also served as vice president of corporate development at Elevance Renewable Sciences and was vice president in the clean technology investment banking group at Piper Jaffray & Co.

Jeff holds a bachelor of science in chemical engineering from the University of Illinois at Urbana Champaign, and an MBA and Master of Engineering Management with Distinction from the Kellogg School of Management and the McCormick School of Applied Sciences at Northwestern University, respectively.

Stephen Martin

Chief Legal Officer and Corporate Secretary

Stephen Martin joined Danimer in 2022 as Chief Legal Officer and Corporate Secretary. In this role, he will manage a wide range of legal matters across the company as Danimer continues to expand its manufacturing capacity to meet demand in the fast-growing bioplastics market.

Martin joins Danimer from Kaman Distribution Group, a leading national distributor of highly engineered products and services, where he served as General Counsel and Corporate Secretary from 2020 until that company’s successful sale earlier this year. Before that, he was General Counsel and Corporate Secretary for Accuride Corporation, a vehicle components manufacturer, starting in 2008. Martin served as an officer in the Air Force from 1992 to 1998, managing the procurement of avionics systems for the Atlas Launch Vehicle system and serving on a satellite command and control squadron responsible for operating a constellation of satellites. He is a distinguished graduate of Squadron Officer School. He received his Juris Doctor from Duke University School of Law in 2001, graduating cum laude. He received his master’s from the University of Southern California and his bachelor’s degree from the University of Miami, both in electrical engineering.



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