Sheet Metal Workers Local Union 12


Sheet Metal Workers are unique in the construction industry as the only trade that designs, manufactures and installs our own products. These skilled craftspersons take ordinary types of flat metal and form them into specialized products for various duct and ventilation systems, testing and balancing of HVAC systems, as well as architectural and specialized metal fabrication. Our union has a reputation for providing its signatory partners and customers a professionally trained work force that strives to always deliver excellence in workmanship, training, skill and integrity. We strive, through our industry’s code of excellence to be honest, trustworthy, productive and reliable for a long-lasting relationship. Our construction apprentices and journeymen use the newest equipment and training in their day-to-day work. Local 12 members receive training through a 4-year apprentice program, on the job, and extensive classroom training. Our journeymen continue to advance their skills and certifications utilizing our world class training centers to stay abreast of changes in technology and work practices.


  • HVAC Fabrication and Installation
  • Architectural Metal and Siding
  • Service Work
  • Specialized Metal Fabrication
  • Testing and Balancing
  • Fabrication and Installation of Food Service and Hospital Equipment
  • Fabrication and Installation of Lockers, Shelving, and Partitions
  • Fabrication and Installation of Signage