At CFO (Boardroom Media) we track over 1,000,000 startups and over 5,000,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and board members we think deserve more appreciation than they are currently getting.
This list showcases the top United States based CFO’ operating in the Chemical space. If you think a CFO’ is missing from this list, feel free to contact our editor on [email protected]
The individuals on this list have been included because of exceptional performance in one of the following categories:
- Innovation – Operating as a key part in an extremely innovative business or startup.
- Growth – Operating as a key figure in the growth and upscale of a market leading business or startup.
- Management – Showing exceptional management skills.
- Societal impact – Putting their business on the map for their positive societal or environmental impact.
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.
Han Kieftenbeld
Chief Financial Officer of Amyris
Han Kieftenbeld joined Amyris as Chief Financial Officer in March 2020. He brings over 25 years of international business leadership, finance and operations experience in food, health and nutrition end-markets. Most recently, from April 2016 to April 2019, Mr. Kieftenbeld served as Senior Vice President and Chief Financial Officer of Innophos Holdings, Inc., a leading international science-based producer of essential ingredients for health and nutrition, food and beverage and industrial brands. From June 2014 to July 2015, Mr. Kieftenbeld served as the Global Chief Financial Officer at AB Mauri, a worldwide leader in bakery ingredients. Prior to that, Mr. Kieftenbeld held finance and operations roles of increasing reach and impact, including serving as Global Chief Procurement Officer of Ingredion Incorporated, and Global Chief Financial Officer of National Starch. Mr. Kieftenbeld started his career at Unilever in the Netherlands. In 2006, Mr. Kieftenbeld earned a joint master’s degree from New York University Stern School of Business, London School of Economics and Political Science, and the HEC School of Management, Paris. He holds a B.S. in Business Economics and Accounting from Windesheim University in the Netherlands.
Follow Han Kieftenbeld:
About Amyris: Amyris Biotechnologies specializes in creating renewable products focusing on fuels and chemicals.

John McPherson
EVP & CFO of Vulcan Materials Company
John McPherson is executive vice president, chief financial and strategy officer for Vulcan Materials Company. Mr. McPherson joined Vulcan in 2011 as senior vice president for strategy and business development, and has been involved with the Company professionally since 2009. During 2013, he served as senior vice president of the East Region until his promotion to executive vice president and chief financial officer. Prior to joining Vulcan, Mr. McPherson was the managing partner of the Dallas office of McKinsey & Company, a global management consulting firm. Mr. McPherson also spent several years as an investment banker with Goldman Sachs & Co. Mr. McPherson is a graduate of Stanford University where he earned both B.S. and M.B.A. degrees.
Follow John McPherson:
About Forterra, Vulcan Materials Company: Vulcan Materials Company is the nation’s largest producer of construction aggregates, primarily crushed stone, sand and gravel.
James Rens
Chief Financial Officer of Monolith Materials
James Rens is the Executive Vice President & Chief Financial Officer of Philadelphia Energy Solutions LLC. Prior to joining Philadelphia Energy Solutions, James Rens was the CFO of Executive AirShare Corporation. Prior to Executive AirShare, James Rens served as the Chief Financial Officer and Treasurer of CVR Energy, Inc., its predecessors and affiliates. Before joining CVR Energy, Inc., James Rens was a consultant to Pegasus Capital Investors through the acquisition of the assets that comprised CVR Energy, Inc. from November 2003 to March 2004; Assistant Controller at Koch Nitrogen Company from June 2003, which was when Koch acquired the majority of Farmland’s nitrogen fertilizer business, to November 2003; and Director of Finance of Farmland’s Crop Production and Petroleum Divisions from January 2002 to June 2003. From November 1995 to January 2002, James Rens was Controller and Chief Financial Officer of Farmland MissChem Limited and Farmland Hydro L.P., respectively. James Rens has spent over 25 years in various accounting and financial positions associated with the fertilizer and energy industries. James Rens received a Bachelor of Science degree in Accounting from Central Missouri State.
Follow James Rens:
About Monolith Materials, Philadelphia Energy Solutions: Monolith Materials is a carbon black manufacturing company that uses a proprietary process to convert natural gas to carbon black.

Frank S. Sklarsky
Executive Vice President and Chief Financial Officer of PPG Industries
Executive Vice President & CFO of PPG Industries.
Follow Frank S. Sklarsky:
About PPG Industries: PPG Industries is an American global supplier of paints, coatings, optical products, specialty materials, chemicals, glass, and fiberglass.

Christopher W. Jensen
Senior Vice President and Chief Financial Officer of Celanese
Christopher W. Jensen has served as senior vice president and chief financial officer for Celanese Corporation since 2015. He has global responsibility for information technology, treasury, tax, accounting, SEC reporting, financial planning and analysis, internal audit and financial shared services. Prior to his current role, Jensen progressed through several Celanese roles including senior vice president of finance and treasurer, and vice president and corporate controller. Before joining Celanese, Jensen worked in the inspections and registration division of the Public Company Accounting Oversight Board. He spent 13 years at PricewaterhouseCoopers LLP in various positions in both the assurance and mergers and acquisitions groups. Jensen earned Bachelor of Science in accounting and Master of Accountancy degrees from Brigham Young University and is a certified public accountant.
Follow Christopher W. Jensen:
About Celanese: Celanese is a global technology and specialty materials company that engineers and manufactures a wide variety of products.
David T. Johnson
Vice President & Chief Financial Officer of AMVAC Chemical Corp.
Mr. Johnson has served as Chief Financial Offer of the Company since March 7, 2008. He served as Finance Director for Amcor Flexibles UK Ltd., a five hundred million dollar manufacturer of decorative packaging and a subsidiary of Amcor, a multibillion dollar corporation based in Australia from June 2003 through March 2008. Prior to that he served as Vice President of Finance for Sterer Engineering, a subsidiary of Eaton Aerospace, an eight billion dollar Cleveland based multinational company from April 2001 through June 2003. David earned his business degree from the University of Coventry in Great Britain and is certified as a Chartered Financial Accountant.
Follow David T. Johnson:
About AMVAC Chemical Corp.: AMVAC Chemical Corp. is a chemical manufacturing company.

Scott Tozier
Executive Vice President & Chief Financial Officer of Albemarle
Scott Tozier is a Executive Vice President & Chief Financial Officer at Albemarle.
Follow Scott Tozier:
About Albemarle: At Albemarle, our nearly 4,000 employees put their ideas and innovations to work every day for communities and customers around the globe

Donald Sheets
Executive Vice President, Chief Financial Officer of Dow Corning
Don Sheets joined Dow Corning in 1982 and has since held a variety of professional roles in accounting, finance, marketing and management. Through a series of commercial management positions in Dow Corning’s Electronics business, Don helped improve customer relationships and channel effectiveness while leading the commercialization of innovative new products. In 2001, Don was named general manager for Web Businesses and led the development of the XIAMETER® brand offering – a web-based business model designed for customers who want efficiency in purchasing high quality products at market-driven prices.
Follow Donald Sheets:
About Dow Corning: Provides performance-enhancing solutions to serve the diverse needs of more than 25,000 customers worldwide
Charles Tate
Chief Financial Officer of Elevance Renewable Sciences
Chad has more than 20 years of experience in finance and administration from diverse industries including analytical testing, life sciences, logistics and software development. Prior to joining Elevance, Chad was the Director of Finance for Environmental Health and Safety, US Division, at SGS North America and previously held several positions at Accutest Laboratories, including Chief Financial Officer and Chief Accounting Officer. Chad is a CPA, and earned his B.S. degree in accounting from Salisbury University.
Follow Charles Tate:
About Elevance Renewable Sciences: Elevance Renewable Sciences creates a range of valued specialty chemicals from natural oils.

Eric Stober
CFO of Astrotech
Stober joined Astrotech in 2008 and was promoted to the company’s Chief Financial Officer, Treasurer and Secretary in 2013. Prior to Astrotech, he worked in private equity for Virtus Financial Group analyzing middle market investment opportunities. Mr. Stober previously led several of his own entrepreneurial ventures and he began his career working for Lehman Brothers and Goldman Sachs (The Ayco Company) in private wealth management.
Follow Eric Stober:
About 1st Detect Corp, Astrotech: Astrotech operates as a science and technology development and commercialization company.

Jan Bertsch
Executive Vice President and Chief Financial Officer of MilliporeSigma
Jan Bertsch leads O-I’s financial and information technology functions, including finance and accounting, corporate reporting, corporate tax, treasury, investor relations, internal audit and IT. She is focused on maintaining the financial flexibility of the company, as well as ensuring the company’s strategic initiatives and capital allocation philosophy deliver appropriate shareholder value. Working to increase connectivity and efficiency, Bertsch is also responsible for the delivery of technology solutions focused on collaboration. Bertsch joined O-I in 2015, bringing extensive experience as an operationally-focused CFO with a solid track record of value creation and asset optimization across various manufacturing companies.
Follow Jan Bertsch:
About MilliporeSigma, O-I Glass: MilliporeSigma is a technology company that develops, manufactures, and distributes various biochemicals and organic chemicals.

Joseph M. Budd
CFO of Prevenio
Joseph M. Budd is the Chief Financial Officer at CMS Technology.
Follow Joseph M. Budd:
About Prevenio: Prevenio is committed to providing food producers the highest level of microbiological performance.

Raymond Bryan
Chief Financial Officer and Chief Administrative Officer of The American Chemistry Council (ACC)
As CFO and Chief Administrative Officer of the American Chemistry Council (ACC), Mr. O’Bryan oversees the Accounting and Finance, Human Resources, Information Technology, Economic and Statistics and CHEMTREC® Divisions. These groups provide strategic planning, information management and back-office administrative services that support the Council’s programs, enhance advocacy and provide member value. Additionally, he serves as Plan Administrator for all pension and welfare benefit plans sponsored by the Council. Mr. O’Bryan joined the Council in 1985 as Assistant Controller and progressed up the Council’s management ranks, becoming ACC’s Vice President and Treasurer in 1998. He has nearly 30 years of experience in the financial management and reporting arenas, with 25 years here at ACC. Prior to coming to ACC, Ray held positions as an internal auditor with DynCorp. and in public accounting with a Washington, D.C.-based public accounting firm specializing in not-for-profit organizations. He is a member of the American Institute of Certified Public Accountants and the Greater Washington Society of CPA’s. Mr. O’Bryan received his bachelor’s degree in accounting from the University of South Carolina.
Follow Raymond Bryan:
About The American Chemistry Council (ACC): The American Chemistry Council (ACC) represents the leading companies in the business of chemistry.
Kristine Burke
Chief Financial Officer of Ener.co
Follow Kristine Burke:
About Ener.co: Ener.co delivers a fully transparent 15-45% cooling energy savings and 100% greater financial return on cooling assets.

Steven Bender
SVP, Chief Financial Officer of Westlake Chemical Corporation
Follow Steven Bender:
About Westlake Chemical Corporation: Westlake Chemical Corporation is a manufacturer and supplier of petrochemicals, polymers and building products.
Charles DePriest
Chief Financial Officer, East Region of Summit Materials
Follow Charles DePriest:
About Summit Materials: Summit Materials was formed in 2009 to develop a leading business in the aggregates and heavy-side building materials sector through
George Knight
Executive Vice President and Chief Financial Officer of Hexion
Follow George Knight:
About Hexion: Based in Columbus, Ohio, Hexion Inc. (Hexion) is the global leader in thermoset resins.
Henry Carroll
CFO of Pall
CFO at Pall
Follow Henry Carroll:
About Danaher, Danaher, Danaher, Danaher, Pall: Pall Corporation is a global leader in the high-tech filtration, separation and purification industry.
Eric Ryan
CFO of ACatechol
Eric Ryan currently works as the CFO for ACatechol.
Follow Eric Ryan:
About ACatechol: ACatechol develops biological-protein-based adhesives for the production of primers and glues.