Owens Corning Executive and Leadership Team

July, 2026

Leadership Overview

Owens Corning has 7 executives leading key functions including strategy, finance, information technology, and operations.

Driven by innovation, Owens Corning is dedicated to developing sustainable solutions for building materials and composite applications, impacting global construction and manufacturing sectors.

Leadership Roles at Owens Corning

  • Chairman & Chief Executive Officer & President - Brian Chambers
  • Vice President, Segment Chief Financial Officer - Amber Wohlfarth
  • Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer) - Brandi Bennington
  • President, Owens Corning Foundation - Donald Rettig
  • President - Jose Canovas
  • President, Composites - Marcio Sandri
  • Executive VP & Chief Information Officer - Annie Baymiller
  • Brian Chambers - Chairman & Chief Executive Officer & President

    Brian Chambers, the Chairman & Chief Executive Officer & President at Owens Corning, directs the company's overarching strategy and operational execution. Chambers guides the enterprise's global manufacturing of building materials and composite solutions, ensuring alignment across the Composites, Insulation, and Roofing segments. This leadership role involves setting the strategic vision for market expansion and product innovation within the construction and manufacturing industries. Chambers oversees the development and implementation of initiatives that drive revenue growth and operational efficiency across all global markets. The Chairman & Chief Executive Officer & President ensures the company's financial health and long-term sustainability by fostering a culture of accountability and performance. By championing sustainable practices, Brian Chambers reinforces Owens Corning's commitment to environmental responsibility and market leadership.
    Brian Chambers

    Amber Wohlfarth - Vice President, Segment Chief Financial Officer

    Amber Wohlfarth, the Vice President, Segment Chief Financial Officer at Owens Corning, manages the financial operations for a key business segment. Wohlfarth oversees financial planning, analysis, and reporting, ensuring fiscal discipline and strategic resource allocation. This role is critical in supporting the segment's profitability and growth objectives within the broader company structure. The Vice President, Segment Chief Financial Officer collaborates with segment leadership to identify financial risks and opportunities, driving informed decision-making. Wohlfarth's responsibilities include managing budgets, forecasting financial performance, and ensuring compliance with financial regulations. By providing critical financial insights, Amber Wohlfarth contributes directly to the segment's success and its contribution to Owens Corning's overall financial strength.

    Brandi Bennington - Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer)

    Brandi Bennington, the Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer) at Owens Corning, leads financial strategy and general management for the OC Lumber and Roofing segment. Bennington directs financial planning, analysis, and reporting, while also overseeing operational performance for this specific business unit. This dual focus ensures that financial objectives are met while driving the segment's overall market strategy. The Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer) plays a crucial part in optimizing profitability and market share for roofing and lumber products. Bennington's leadership involves strategic decision-making to enhance operational efficiency and customer satisfaction. By integrating financial oversight with general management, Brandi Bennington strengthens the segment's competitive position and its contribution to Owens Corning's sustained growth.

    Donald Rettig - President, Owens Corning Foundation

    Donald Rettig, the President, Owens Corning Foundation at Owens Corning, directs the philanthropic initiatives and community engagement strategies of the company's charitable arm. Rettig oversees the allocation of resources to support programs aligned with Owens Corning's commitment to sustainability and community development. This role involves fostering partnerships with non-profit organizations and ensuring the effective execution of grant-making activities. The President, Owens Corning Foundation guides strategic giving to maximize social impact and enhance the company's corporate citizenship. Rettig's responsibilities include developing fundraising strategies and managing the foundation's operational budget. By leading the Owens Corning Foundation, Donald Rettig strengthens the company's positive influence and its dedication to building stronger communities.
    Donald Rettig

    Jose Canovas - President

    Jose Canovas, the President at Owens Corning, drives strategic initiatives and operational excellence across designated business areas. Canovas oversees key functions critical to the company's manufacturing and distribution of building materials and composite solutions. This leadership role involves ensuring seamless integration between product development, market deployment, and customer engagement. The President collaborates with other executive leaders to identify growth opportunities and enhance market competitiveness. Canovas's responsibilities include managing cross-functional teams and optimizing resource allocation to achieve business objectives. By focusing on operational efficiency and strategic market positioning, Jose Canovas contributes significantly to Owens Corning's sustained success and global reach.
    Jose Canovas

    Marcio Sandri - President, Composites

    Marcio Sandri, the President, Composites at Owens Corning, leads the strategic direction and operational performance of the Composites segment. Sandri oversees the manufacturing and global distribution of glass fiber reinforcements and specialized composite products used in diverse applications, including transportation, renewable energy, and consumer goods. This critical role involves driving innovation in material science and expanding market penetration for advanced composite solutions. The President, Composites ensures that segment operations align with Owens Corning's overall mission and financial targets. Sandri's responsibilities include managing research and development, optimizing production processes, and fostering strong customer relationships worldwide. By championing advancements in composite technology, Marcio Sandri strengthens Owens Corning's leadership in high-performance materials.
    Marcio Sandri

    Annie Baymiller - Executive VP & Chief Information Officer

    Annie Baymiller, the Executive VP & Chief Information Officer at Owens Corning, architects the company's global information technology strategy and infrastructure. Baymiller oversees the development and implementation of digital solutions that enhance operational efficiency and support business growth across all segments, including Composites, Insulation, and Roofing. This leadership position involves managing cybersecurity, data analytics, and enterprise-wide technology platforms. The Executive VP & Chief Information Officer ensures that technology investments align with corporate objectives and drive innovation. Baymiller's responsibilities include leading IT teams, managing vendor relationships, and fostering a culture of technological advancement. By optimizing IT operations, Annie Baymiller directly supports Owens Corning's mission to deliver high-performance building materials and composite solutions globally.
    Annie Baymiller

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    Frequently Asked Questions Regarding Owens Corning Top Executives and Leadership Team

    Who leads Owens Corning?
    Owens Corning is led by Brian Chambers (Chairman & Chief Executive Officer & President), along with executives such as Amber Wohlfarth (Vice President, Segment Chief Financial Officer) and Brandi Bennington (Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer)).
    Who is part of Owens Corning’s executive team?
    The executive team of Owens Corning includes leaders such as Brian Chambers (Chairman & Chief Executive Officer & President), Amber Wohlfarth (Vice President, Segment Chief Financial Officer), Brandi Bennington (Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer)) and other senior executives.
    How many executives does Owens Corning have?
    Owens Corning has 7 executives leading key business areas.
    What roles are included in Owens Corning’s leadership team?
    The leadership team of Owens Corning includes roles such as Chairman & Chief Executive Officer & President, Vice President, Segment Chief Financial Officer, Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer), President, Owens Corning Foundation, President.