Magnum Sheet Metal Inc. is a family owned and operated business that was started in 1976 with the goals of providing quality custom sheet metal fabrication products. William Murphy Sr. started the business along with his son who was fresh out of Journeyman school. The company is now run by William Murphy, Jr. and his son Kevin, a third generation Journeyman, is running the welding dept. IM000058.JPG We serve Miami, Florida and all surrounding areas. We work with homeowners, business owners, interior decorators, designers along with kitchen and bath companies. We provide a one-year workmanship warranty which is limited to lack of maintenance and misuse. We fabricate sheet metal products and also provide shearing, forming, welding and metal rolling services. We belong to SMACNA (Sheet Metal and Air Conditioning Contractor’s National Association) and FRSA (Florida Roofing, Sheet Metal and Air Conditioning Contractors Association, Inc).  We are also affiliated with Local Union 32.  We are committed to providing our customers with quality craftsmanship and service. This is recognized by our customers with their continued business and referrals to colleagues and friends. We honor values like honesty as well as sincerity and our customers appreciate us for using these in our work practices.