Leadership Overview
Owens Corning has 8 executives leading key functions including strategy, financial oversight, information technology, composites manufacturing, foundation management, legal administration, and operational leadership.
Focused on delivering sustainable building material solutions, Owens Corning drives global innovation through high-performance insulation, roofing, and composite technologies that improve energy efficiency and structural durability.
Focused on delivering sustainable building material solutions, Owens Corning drives global innovation through high-performance insulation, roofing, and composite technologies that improve energy efficiency and structural durability.
Leadership Roles at Owens Corning
Brian Chambers - Chairman & Chief Executive Officer & President
Brian Chambers, the Chairman & Chief Executive Officer & President at Owens Corning, directs the overarching corporate strategy for the global building materials manufacturer. Overseeing the integration of the Composites, Insulation, and Roofing segments, the Chairman & Chief Executive Officer & President ensures alignment across all international markets. This leadership role involves managing relationships with the Board of Directors while driving long-term value creation for shareholders. By prioritizing operational excellence and sustainable product development, Brian Chambers shapes the future trajectory of the organization. The Chairman & Chief Executive Officer & President maintains a focus on expanding market share within the construction and renewable energy sectors. Through rigorous capital allocation and strategic investment in advanced material science, the executive secures the competitive position of the company. Ultimately, the Chairman & Chief Executive Officer & President fosters a culture of safety and innovation across all global operations.

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, manages the financial health and operational performance of the roofing business unit. Overseeing complex budgeting processes and cost-control initiatives, the Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer) ensures the profitability of asphalt shingle and roofing component production. This leadership role requires close collaboration with supply chain teams to optimize material procurement and distribution efficiency. By analyzing market trends in residential and commercial construction, Brandi Bennington drives strategic growth within the roofing segment. The Vice President, General Manager, OC Lumber and Roofing Segment Chief Financial Officer (Chief Financial Officer) monitors financial metrics to support informed decision-making regarding capital expenditures. Through disciplined fiscal management, the executive strengthens the market presence of the roofing division across North American and international territories.
Amber Wohlfarth - Vice President, Segment Chief Financial Officer
Amber Wohlfarth, the Vice President, Segment Chief Financial Officer at Owens Corning, manages the financial reporting and strategic planning for specific business segments. Overseeing the allocation of resources for insulation and composite manufacturing, the Vice President, Segment Chief Financial Officer ensures accurate forecasting and rigorous internal controls. This leadership role involves analyzing the financial impact of raw material price fluctuations on the production of glass fiber reinforcements. By providing actionable insights to segment presidents, Amber Wohlfarth drives cost-efficiency and margin expansion. The Vice President, Segment Chief Financial Officer coordinates with corporate finance teams to maintain compliance and transparency across all reporting functions. Through detailed financial modeling, the executive supports the long-term sustainability of the insulation and composites divisions. Ultimately, the Vice President, Segment Chief Financial Officer optimizes the financial performance of the company by identifying growth opportunities within the global building materials market.
Marcio Sandri - President, Composites
Marcio Sandri, the President, Composites at Owens Corning, directs the global production and market strategy for glass fiber reinforcements. Overseeing the development of specialized composite solutions for the transportation, renewable energy, and consumer goods sectors, the President, Composites ensures the delivery of high-performance materials. This leadership role involves managing large-scale manufacturing operations and expanding the footprint of the composites segment in emerging markets. By fostering innovation in material science, Marcio Sandri drives the adoption of lightweight, durable solutions in industrial applications. The President, Composites collaborates with research and development teams to maintain a competitive edge in the global composites industry. Through strategic partnerships with manufacturers, the executive secures the supply chain for critical glass fiber products. Ultimately, the President, Composites enhances the operational scale and technical capabilities of the company to meet the evolving demands of the global manufacturing sector.
Donald Rettig - President, Owens Corning Foundation
Donald Rettig, the President, Owens Corning Foundation at Owens Corning, leads the philanthropic initiatives and community engagement strategies of the organization. Overseeing the distribution of grants and the management of social impact programs, the President, Owens Corning Foundation ensures alignment between corporate values and charitable activities. This leadership role involves building partnerships with non-profit organizations to support housing, education, and sustainability projects. By directing the foundation's resources, Donald Rettig enhances the reputation of the company as a responsible corporate citizen. The President, Owens Corning Foundation coordinates with internal stakeholders to promote employee volunteerism and community involvement. Through targeted investments in local initiatives, the executive strengthens the relationship between the company and the communities where operations exist. Ultimately, the President, Owens Corning Foundation drives the social responsibility agenda, ensuring that the business contributes positively to society while maintaining its commitment to sustainable building practices.
Jose Canovas - President
Jose Canovas, the President at Owens Corning, leads the operational execution and strategic growth of specific business units within the building materials portfolio. Overseeing the production of thermal and acoustical insulation products, the President ensures the efficiency of manufacturing processes for residential and industrial applications. This leadership role involves optimizing the supply chain to meet the high demand for energy-efficient building solutions. By driving continuous improvement initiatives, Jose Canovas enhances the quality and performance of insulation materials. The President collaborates with sales and marketing teams to expand the market reach of the insulation segment across diverse geographic regions. Through rigorous operational oversight, the executive supports the overall growth targets of the company. Ultimately, the President maintains a focus on delivering superior value to customers by providing innovative insulation products that improve the energy efficiency of buildings in both commercial and residential settings.
Annie Baymiller - Executive VP & Chief Information Officer
Annie Baymiller, the Executive VP & Chief Information Officer at Owens Corning, architects the digital infrastructure and technology roadmap for the global enterprise. Overseeing cybersecurity protocols and data analytics platforms, the Executive VP & Chief Information Officer ensures the seamless integration of digital tools across manufacturing facilities and corporate offices. This leadership role involves modernizing legacy systems to support the production of fiberglass and foam insulation products. By implementing advanced software solutions, Annie Baymiller drives operational efficiency and enhances connectivity between global distribution channels. The Executive VP & Chief Information Officer collaborates with other C-suite leaders to align technological investments with the broader business mission of the company. Through the deployment of scalable cloud solutions, the executive supports the digital transformation of the building materials industry. Ultimately, the Executive VP & Chief Information Officer secures the integrity of corporate data while fostering a culture of technological agility.
Gina Beredo - Executive VP, Chief Administrative Officer & General Counsel
Gina Beredo, the Executive VP, Chief Administrative Officer & General Counsel at Owens Corning, manages the legal affairs and administrative functions of the global enterprise. Overseeing corporate governance, regulatory compliance, and litigation strategy, the Executive VP, Chief Administrative Officer & General Counsel ensures the protection of intellectual property and corporate assets. This leadership role involves advising the Board of Directors on legal risks associated with international manufacturing and distribution. By implementing robust compliance frameworks, Gina Beredo mitigates potential liabilities across all business segments. The Executive VP, Chief Administrative Officer & General Counsel coordinates with human resources and administrative teams to streamline internal processes and organizational policies. Through proactive legal counsel, the executive supports the strategic objectives of the company in a complex regulatory environment. Ultimately, the Executive VP, Chief Administrative Officer & General Counsel maintains the ethical standards and legal integrity of the organization on a global scale.
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