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    Welcome To UA 550
    The skilled members of Local 550 have been installing these
    Fire Protection Systems in Boston since 1916. If you're interested
    in using one of our contractors, becoming a member or apprentice,
    or just have a general question, please don't hesitate to:
  • Boston Skyline
    Protecting Property and
    Saving Lives in Greater Boston
    The Sprinkler Fitters of Local 550 in the Greater Boston area
    work on both commercial and residential facilities.
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No project is too big or too small! Call the Union Office today at 617-323-7877!

Welcome to UA Local 550

 

The Sprinkler Fitters of Local 550 in the Greater Boston area work on both commercial and residential facilities.  From high profile projects such as Gillette Stadium to Strip Malls and Residential Complexes, we've installed the life and property saving systems.

The skilled members of Local 550 have been installing these Fire Protection Systems in Boston since 1916.  If you're interested in using one of our contractors, becoming a member or apprentice, or just have a general question, please don't hesitate to Contact Us!


training

Training Center

No other organization serves the training needs of the Sprinkler Fitting industry like the United Association. Learn what it takes to be the best.

THE BENEFITS
contractors

Contractors

If you're an Owner, End User, General Contractor, or Member and need a copy of our contractors or specific information about a contractor:

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members

Members Only

LFind the lates Forms, News, and Information on whats going on today with Local 550. Username and password are Required.

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Sprinkler Fitters & Apprentices Since 1916

GET A QUOTE   OR   OUR SERVICES

Affilations

UA Local 550

Services Overview

The Contractor Members of Sprinkler Fitters Local 550 work on many commercial/residential facilities in and around the Greater Boston Region.

Fully-trained sprinkler fitter contractors and their journeymen are on call NOW! Call us for a quote!


  • Design
  • New Construction
  • Tenant Fit-ups
  • Inspections/Testing
  • 24 hour Emergency Services