Pipe Trades Association [IA][Direct] -
Alliance of Local Unions 342, 343 and 467 of the United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada.
UA [IA][Direct] -
United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada.
UA Local 393 - Santa Clara, CA [IA][Direct] -
Labor/management cooperation offering a directory of contractors and information on a piping technology fair.