Owens Corning Business Summary

Owens Corning (NYSE: OC) operates a high-volume industrial manufacturing model, generating revenue through the global production and sale of building materials across four primary segments: Roofing, Insulation, Doors, and Composites. The company’s revenue is predominantly transaction-based, driven by the distribution of asphalt shingles, fiberglass and mineral wool insulation, and glass-reinforced composites to residential, commercial, and industrial end-markets. Following the strategic $3.9 billion acquisition of Masonite in 2024, the company has integrated a dedicated Doors segment, significantly expanding its footprint in the residential building envelope. Owens Corning competes directly with major industry players such as Saint-Gobain (CertainTeed), GAF Materials Corporation, and James Hardie Industries. As of early 2026, the company maintains a leading market position in North American residential roofing and global insulation, leveraging its proprietary material science and a vertically integrated supply chain to maintain high-margin performance relative to its peers. Founded in 1938 as a joint venture between Owens-Illinois and Corning Glass Works, the company is currently led by Chair, President, and CEO Brian Chambers, a veteran executive with over 18 years of experience at the firm. The senior leadership team includes Executive Vice President and CFO Todd Fister, who previously headed the Insulation business, and Executive Vice President and Chief Innovation Officer José Méndez-Andino, who oversees global R&D and product development. Digital transformation and AI deployment are managed by Chief Information Officer Annie Baymiller, while segment operations are directed by Nico Del Monaco (President, Roofing), Jose Canovas (President, Insulation), and Rachel Marcon (President, Doors). The company is governed by a ten-member board of directors (transitioning to nine in 2026), featuring prominent independent directors such as Lead Independent Director Suzanne Nimocks and Edward Lonergan, and remains a core holding for major institutional investors including BlackRock and Vanguard.