NatureWorks Executive and Leadership Team

August, 2026

Leadership Overview

NatureWorks has 4 executives leading key functions including strategy, operations, financial management, and corporate leadership.

Driven by a commitment to sustainable material science, NatureWorks advances the global transition toward renewable polymers by delivering high-performance Ingeo biomaterials that effectively replace traditional oil-based plastics across diverse industrial applications.

Leadership Roles at NatureWorks

  • Chief Executive Officer - Erik Ripple
  • Chief Financial Officer - Roger Kempa
  • Chief Operating Officer - Bill Suehr
  • President - Bill Gray
  • Erik Ripple - Chief Executive Officer

    Erik Ripple, the Chief Executive Officer at NatureWorks, directs the overarching strategic vision for the organization. By aligning the company with the goals of PTT Global Chemical and Cargill, the Chief Executive Officer ensures the successful commercialization of Ingeo biomaterials on a global scale. Erik Ripple manages the executive team to maintain competitive performance against oil-based materials while expanding market reach into sectors like 3D printing and consumer appliances. This leadership role involves constant evaluation of market trends to sustain growth in the renewable chemicals sector. Through rigorous oversight of corporate governance, the Chief Executive Officer maintains the integrity of the supply chain and fosters innovation. By prioritizing sustainable development, Ripple secures the long-term viability of the business model. The Chief Executive Officer drives the expansion of the product portfolio to meet evolving environmental standards across international markets.
    Erik Ripple

    Roger Kempa - Chief Financial Officer

    Roger Kempa, the Chief Financial Officer at NatureWorks, directs the financial strategy and capital allocation for the organization. By managing the fiscal health of the company, the Chief Financial Officer ensures that investments in renewable polymer technology yield sustainable returns. Roger Kempa oversees the financial reporting and budgeting processes that support the joint venture between PTT Global Chemical and Cargill. This leadership role involves analyzing market economics to ensure that Ingeo biomaterials remain a viable alternative to oil-based products. Through the management of financial risk, the Chief Financial Officer protects the company's assets while funding research and development initiatives. Kempa coordinates with the board to align fiscal policies with long-term growth targets. By optimizing the capital structure, the Chief Financial Officer supports the expansion of manufacturing capabilities. Ultimately, Kempa maintains the financial stability necessary to drive innovation in the advanced materials industry.

    Bill Suehr - Chief Operating Officer

    Bill Suehr, the Chief Operating Officer at NatureWorks, manages the complex manufacturing processes required to produce high-performance Ingeo biomaterials. Overseeing the technical production facilities, the Chief Operating Officer ensures that output meets the rigorous functional requirements of clients in the coffee capsule and appliance industries. Bill Suehr optimizes operational efficiency to maintain cost competitiveness with traditional oil-based polymers. This role involves coordinating with supply chain partners to guarantee the consistent availability of renewable feedstocks. By implementing advanced manufacturing protocols, the Chief Operating Officer drives improvements in material quality and production scalability. Suehr monitors global operational metrics to ensure that the company maintains its leadership position in the bioplastics market. Through the management of internal resources, the Chief Operating Officer supports the delivery of sustainable solutions to a worldwide customer base, ensuring that production capacity aligns with the strategic growth objectives established by the executive board.

    Bill Gray - President

    Bill Gray, the President at NatureWorks, executes the tactical initiatives required to expand the market presence of Ingeo biomaterials. Overseeing the commercialization efforts, the President ensures that the company's portfolio of renewably sourced polymers reaches key industrial sectors including tea bags and 3D printing filament. Bill Gray manages the integration of business development strategies to capture market share from traditional petrochemical competitors. This leadership role involves fostering relationships with global partners to enhance the adoption of sustainable materials. By driving regional market penetration, the President ensures that the company meets the specific needs of diverse international clients. Gray monitors the competitive landscape to adjust sales strategies and maintain the company's unique value proposition. Through the coordination of cross-functional teams, the President supports the delivery of high-performance solutions. Ultimately, Gray secures the company's reputation as a leader in the advanced materials sector through consistent market execution.

    Frequently Asked Questions Regarding NatureWorks Top Executives and Leadership Team

    Who leads NatureWorks?
    NatureWorks is led by Erik Ripple (Chief Executive Officer), along with executives such as Roger Kempa (Chief Financial Officer) and Bill Suehr (Chief Operating Officer).
    Who is part of NatureWorks’s executive team?
    The executive team of NatureWorks includes leaders such as Erik Ripple (Chief Executive Officer), Roger Kempa (Chief Financial Officer), Bill Suehr (Chief Operating Officer) and other senior executives.
    How many executives does NatureWorks have?
    NatureWorks has 4 executives leading key business areas.
    What roles are included in NatureWorks’s leadership team?
    The leadership team of NatureWorks includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President.