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Mechanical, Fire Protection Services& Fabrication Contracting that canReduce Your Project Risk.

One integrated multi-trade solution for your service and construction projects.

Industrial Services
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Pipe Fabrication
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HVAC
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Fire Protection & Life Safety
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Plumbing
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Building Controls
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Preconstruction Services
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Multi-Trade Modular Prefabrication
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99%

In 2020, 99% of client survey responders reported we met or exceeded expectations.

I’ve been pleased and impressed with the professional and quality job Ahern has provided. Working with one company on more than one system made things easier.
Moline Water Treatment Plant

Ahern Project Showcase - Advocate Aurora Health Hospital & Medical Center

Ahern Project Showcase - Advocate Aurora Health Hospital & Medical Center

Ahern Fabrication Shops

Ahern Fabrication Shops

Ahern Pipe Fabrication Shop

Ahern Pipe Fabrication Shop

Ahern Fire Protection Shop

Ahern Fire Protection Shop

Achieving Safety Excellence

Achieving Safety Excellence

Froedtert Pipe Installation

Froedtert Pipe Installation

Forest Park Middle School - Franklin, WI

Forest Park Middle School - Franklin, WI

What's New?

Ahern Among Deloitte’s Wisconsin 75
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New Northeast Region General Manager
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Milwaukee Construction Manager Promotions
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Andy Bill Named St. Louis General Manager
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Grant Nadler Appointed to Management Committee
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Ahern Recognized as ENR Top 600 Specialty Contractor
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Ahern Bolsters Presence and Service Offerings in Wisconsin and Minnesota
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Ahern Still Ranks as One of the Midwest’s Top Specialty Contractors
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Alternate Care Facility_ WI State Fair Expo
Ahern Partnered on Nine of The Daily Reporter Top Projects of 2020
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