Need the right person for the job? Check out our ever expanding list of Signatory Contractors. Local 343 is extremely proud to be a productive member of the Solano and Napa County business community. Since its inception, we've taken an active role and will continue to play an even bigger role as Northern California continues to grow into one the best places in the United States to Work, Live and Play!
No other organization serves the training needs of the piping industry like the United Association. For over a century, the UA has been training the most highly-qualified workers in the United States and Canada.
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