- 920.582.4491


We are currently looking to fill the following openings.  Please email your resume to valerie@proto1mfg.com for further consideration for these positions.

Machinist-Mill/Lathe (Full-Time)

Electrical Engineer


10 Tower Road - PO Box 399
Winneconne, WI 54986-0399
P:  920.582.4491
F:  920.582.4492
E:  sales@proto1mfg.com


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