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Ahern’s focus is meeting clients’ construction and service needs. Whether a partner on new construction/retrofit projects, servicing existing facilities, or providing prefabricated piping; Ahern consistently reduces its clients’ risk for projects and service requests of all sizes. With over 1,400 employees, we will be sure to answer any questions, or requests you may have. 

Main Headquarters

855 Morris Street
Fond Du Lac, WI 54935

800.532.4376

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15 LocationsThroughout the Midwest

Ahern has 15 office locations throughout the Midwest. We offer fire protection expertise in all geographies, as well as new installations throughout the U.S.; mechanical installations and service within Wisconsin; and pipe fabrication work in the U.S. and beyond. With over 1,400 employees, 80% of whom hold professional certifications, you can be confident in choosing Ahern for your next project or service request.