Your Premier Metal Manufacturer. Since 1974, Bunger Steel Inc. of Phoenix, AZ, has been the premier steel building manufacturer and contractor in the Southwest. For nearly 40 years, Bunger Steel has been the Southwest's leader in steel buildings and components. We are able to build structures of all sizes and designs. We also provide additional construction services to meet our customers' specific needs. Hours of Operation: Monday to Friday: 07:30 AM to 04:30 PM read full review »