Dunbarton Corporation has been a flagship asset in our portfolio of businesses since 1986.  The company’s roots go back over 70 years.  They are an American manufacturer of ready-made steel door frames and custom doors.  Dunbarton’s “REDI” brands are industry leaders in their market segments and are incorporated in some of the world’s largest and hospitality venues. Their products support a broad range of applications in commercial, residential and hospitality markets.