Welcome to Local 669

Thank you for taking the time to learn more about us through our website.

St Patrick’s Day occurs each year on March 17th in observance of the death of St. Patrick, the patron saint of Ireland.  In the 17th century this was considered a religious feast day.  Over time, St. Patrick ’s Day has evolved into a day of various festivals across the globe where Irish culture is celebrated with parades, special foods, music, dancing, and a whole lot of green.


  • 90% of American celebrate St. Patrick’s Day.
  • On this feast day, the traditional dish is corned beef and cabbage.
  • The actual color of St. Patrick is blue.  Green became associated with St. Patrick’s Day during the 19th Century.
  • St. Patrick was born to Roman parents in modern-day England.
  • The shamrock is the floral emblem of Ireland. Patrick used the three leaves of the shamrock to explain the Christian holy trinity.
  • Your odds of finding a four-leaf clover are about 1 in 10,000.
  • There are 34.7 million U.S. residents with Irish ancestry. This number is more than seven times the population of Ireland itself. Irish is the nation’s second most frequently reported ancestry, ranking behind German.
  • Irish ranks among the top five ancestries in every state except Hawaii and New Mexico. It is the leading ancestry group in Delaware, Massachusetts and New Hampshire.
  • There are approximately 144,588 current U.S. residents who were born in Ireland.


The council is just getting started and they are looking for participants. Veteran Union members can sign up by clicking here

Help our Brothers & Sisters, please donate to the Sprinkler Fitters Disaster Relief Fund.  

You can donate by credit or debit card by calling our office at 800-638-0997 during normal business hours. Check or money order can be mailed to the National office in Columbia, MD.

Sprinkler Fitters Local 669 Scholarship Fund

A scholarship fund has been established to award scholarships to a member, member’s spouses, sons, daughters, any child the member is financially responsible for, and grandchildren of Local Union 669 members in good standing.

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Members Only

Please log in to access the Members Only sections. If you do not have a UA Card Number please contact the UA Local 669 Union Office and they will provide you with your temporary password.

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JATC Training

In this section of the site you can find a great deal of information regarding our upcoming Formal classes for members and apprentices as well as information on how to join the Apprenticeship.

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NASI Benefits

NASI Pension and Health Care benefits service over 20,000 active and retired sprinkler fitters and families. The NEW NASI Personal Health Management Program is voluntary, free, and confidential.

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If you're looking for a Sprinkler Fitters Local 669 contractor, please visit our contractors page. If you need assistance to find the contractor best suited for your next project please contact us.

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Learn more about Local 669 JATC

Road Sprinkler Fitters Local Union 669 is a nationwide local union. This gives the members of Local 669 the flexibility to work in almost any part of the United States they would like to seek employment.