For more than 100 years, Pipefitters Local 537 has proudly represented pipefitters, welders and HVAC technicians in the Boston area. We are proud members of the United Association.
Since 1911, Local 537 has been guided by our commitment to quality craftsmanship, safety and opportunity. With world-class training and cutting-edge technologies, we are confident that our members will continue to lead the piping industry for generations to come.
Timeline of Pipefitters Local 537
