CoorsTek Executive and Leadership Team

May, 2026

Leadership Overview

CoorsTek has 5 executives leading key functions including strategy, finance, technology, administration, and semiconductor business operations.

Driven by innovation, CoorsTek engineers advanced ceramic materials, impacting global industries from aerospace to healthcare with its foundational products and solutions.

Leadership Roles at CoorsTek

  • Chief Executive Officer - Jonathan Coorsâ
  • Chief Financial Officer - Chad Brenneise
  • President, Semiconductor Business Segment - Kevin Ressler
  • Chief Technology Officer - Randel Mercer
  • Chief Administrative Officer - Janet Comerford
  • Jonathan Coorsâ - Chief Executive Officer

    Jonathan Coorsâ, the Chief Executive Officer at CoorsTek, directs the company's overarching strategy and operational execution. Overseeing global initiatives, Coorsâ ensures alignment with CoorsTek's mission to produce advanced engineered ceramics for diverse markets. This leadership role involves driving innovation across all business segments, including aerospace, defense, electronics, medical, and semiconductors. By fostering a culture of continuous improvement, Jonathan Coorsâ guides the company's expansion and market penetration, solidifying its position as a leader in material science. The Chief Executive Officer's focus remains on sustainable growth and technological advancement, directly impacting the company's long-term financial health and industry influence.
    Jonathan Coorsâ

    Chad Brenneise - Chief Financial Officer

    Chad Brenneise, the Chief Financial Officer at CoorsTek, manages all financial operations and strategic fiscal planning. Brenneise oversees budgeting, forecasting, and financial reporting, ensuring robust fiscal health across the organization. This role is critical in supporting CoorsTek's global production of engineered ceramics, impacting industries from aerospace to semiconductors. By optimizing financial strategies, Chad Brenneise drives resource allocation for research and development, capital expenditures, and market expansion initiatives. The Chief Financial Officer's expertise ensures financial compliance and supports executive decisions regarding investment and operational efficiency, directly contributing to the company's sustained profitability and market competitiveness.

    Kevin Ressler - President, Semiconductor Business Segment

    Kevin Ressler, the President, Semiconductor Business Segment at CoorsTek, leads the strategic direction and operational execution for the company's semiconductor materials division. Ressler drives growth and innovation within this critical sector, focusing on delivering advanced ceramic solutions for semiconductor manufacturing processes. This leadership role involves managing product development, sales, and customer relationships to meet the stringent demands of the semiconductor industry. By ensuring close alignment with market needs, Kevin Ressler enhances CoorsTek's position as a key supplier of high-performance materials. The President, Semiconductor Business Segment's focus on technological advancement and market responsiveness directly contributes to the segment's revenue generation and expansion.

    Randel Mercer - Chief Technology Officer

    Randel Mercer, the Chief Technology Officer at CoorsTek, spearheads technological innovation and research and development efforts. Mercer directs the advancement of engineered ceramic materials, crucial for CoorsTek's diverse product applications in aerospace, defense, electronics, and medical fields. This position involves exploring new material science frontiers and enhancing existing product performance to meet evolving industry demands. By fostering collaboration between R&D teams and production, Randel Mercer ensures that technological breakthroughs translate into market-ready solutions. The Chief Technology Officer's strategic vision drives the company's competitive edge, focusing on developing next-generation ceramics that redefine industry standards and expand CoorsTek's technological capabilities.
    Randel Mercer

    Janet Comerford - Chief Administrative Officer

    Janet Comerford, the Chief Administrative Officer at CoorsTek, oversees essential corporate functions that support operational efficiency and organizational development. Comerford manages human resources, legal affairs, and corporate governance, ensuring seamless internal operations across CoorsTek's global footprint. This role is vital for maintaining a productive work environment and ensuring compliance with regulatory standards in all markets served, from semiconductors to consumer goods. By streamlining administrative processes, Janet Comerford enhances the company's ability to focus on its core mission of producing advanced engineered ceramics. The Chief Administrative Officer's leadership ensures that CoorsTek operates with integrity and efficiency, supporting sustainable growth and employee engagement.

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    Frequently Asked Questions Regarding CoorsTek Top Executives and Leadership Team

    Who leads CoorsTek?
    CoorsTek is led by Jonathan Coorsâ (Chief Executive Officer), along with executives such as Chad Brenneise (Chief Financial Officer) and Kevin Ressler (President, Semiconductor Business Segment).
    Who is part of CoorsTek’s executive team?
    The executive team of CoorsTek includes leaders such as Jonathan Coorsâ (Chief Executive Officer), Chad Brenneise (Chief Financial Officer), Kevin Ressler (President, Semiconductor Business Segment) and other senior executives.
    How many executives does CoorsTek have?
    CoorsTek has 5 executives leading key business areas.
    What roles are included in CoorsTek’s leadership team?
    The leadership team of CoorsTek includes roles such as Chief Executive Officer, Chief Financial Officer, President, Semiconductor Business Segment, Chief Technology Officer, Chief Administrative Officer.