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Appleton, WI

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Ahern offers complete mechanical and fire protection services to the greater Appleton area, along with prefabrication expertise from our corporate office. Whether you’re a general contractor, building owner/representative, our construction partner, Ahern offers the manpower, resources, and experience to complete your requests quickly and accurately.


  • 13.678 Acres
  • Pipe Fabrication Shop - 52,234 sq ft
  • Industrial Services Shop - 17,525 sq ft
  • Office Space - 38,000 sq ft
  • Fire Safety & Equipment Shop - 6,916 sq ft
  • Tools & Equipment Shop - 2,374 sq ft


J. F. Ahern Co.
2111 North Sandra St.
Appleton, WI 54911
United States

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