About Local 40

Sheet Metal Workers Local 40 represents over 350 working men and women throughout the entire state of Connecticut. Together with our affiliated contractors, we deliver the highest level of skill and expertise required for your next industrial, commercial, institutional or residential project. We bring our high standards and productivity to every assignment, large or small, so that every building project is completed safely, efficiently, and on budget.

As energy efficiency and the need for safe high performance air quality control continues to grow, we provide industry-leading training to ensure our workers have the expertise to complete specialized assignments. Many of our industry’s project managers have experience working on LEED-certified projects and have risen to the “green” challenge by using sustainable materials that improve indoor air quality and support the environment.


Across the construction industry, union workers:

  • Receive higher pay
  • Provide better benefits for themselves and their families
  • Enjoy greater job stability through every season
  • Are more productive, meeting project deadlines quickly and safely
  • Have lower rates of accidents and injuries
  • Have a sustainable, long-lasting career

Our campaigns bring workers together to demand a voice on the job and a seat at the table with management. Being part of Local 40 ensures you have a say in your wages, benefits, safety, health and well-being. Freedom to join a union is one of your most important rights as a worker.

The union difference


Have a question about Local 40? Reach out to us.