Serving the Plumbing and Pipefitting Industries of Northeast Wisconsin



Main Office

2700 Northridge Drive
P.O. Box 530
Kaukauna, WI  54130

(920) 462-0400 or 1-800-239-1552 (WI only)
Fax: (920) 462-0430

Office Hours:
8:00am – 4:30pm Monday – Friday


Fond du Lac Office

460 W. 11th Street
Fond du Lac, WI 54935

(920) 921-6490 or 1-877-921-6490 (WI Only)
Fax: (920) 921-1984

Jurisdiction Counties: Adams, Brown, Calumet, Dodge, Door, Fond du Lac, Green Lake, Kewaunee, Manitowoc, Marinette, Menominee, Oconto, Outagamie, Shawano, Sheboygan, Waupaca, Waushara, and Winnebago.

Plumbers & Steamfitters UA Local 400 is proudly associated with the following organizations:
logo_UA        logo_WPT        logo_MCA        logo_PFI

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