Pipefitters Local 537 Spring 2023 Newsletter The Spring 2023 edition of the Local 537 newsletter is now available! Make sure to check out the online version below. 537Admin2023-04-11T16:35:53-04:00April 11th, 2023|Union News| Share This Post With Others! FacebookTwitterLinkedInWhatsAppPinterestEmail Related Posts Wednesday, December 13 is the deadline for merchandise orders December 8th, 2023 Registration Open for Journeyman Training Classes November 30th, 2023 A special Thanksgiving message from Business Manager Daniel T. O’Brien November 23rd, 2023 Apply now: Mass AFL-CIO Annual Scholarship November 17th, 2023