Cornell Iron Works

Overview

Cornell Iron Works (Mountaintop PA, founded 1828) is one of the oldest and most respected commercial door manufacturers in the United States. Their product line includes service doors, fire doors, security grilles, and counter shutters used in self-storage, commercial, and industrial applications. Cornell doors are specified for high-security and fire-rated applications where code compliance is critical. Sold through a nationwide network of authorized dealers and installing contractors.