USG Corporation is a leading manufacturer of building materials, primarily known for its production of gypsum wallboard and ceiling tiles. Founded in 1901, the company has established a strong presence in the construction industry, providing innovative solutions for residential and commercial projects. Headquartered in Chicago, Illinois, USG operates multiple manufacturing facilities across the United States and internationally. The company focuses on sustainability and efficiency, offering products that meet various building codes and standards, contributing to safer and more energy-efficient structures.