Ahern: Detailed Company Information & Corporate Profile
Summary
Ahern is a private company that has been in the industry for 146 years. The business currently specializes in Construction area. Ahern's headquarter is located at Fond du Lac, Wisconsin, USA. The number of employees is at least 1.0K. Register with SignalHire to connect with Ahern employees and management.
| Ahern Website | jfahern.com |
| Social Links |   |
| Phone Number | 800.532.4376 |
| Industries | |
| Ahern Headquarters address | 855 Morris Street, Fond du Lac, Wisconsin, 54935 US |
| Company Size | 1000-5000 employees |
| Specialties | Mechanical Contracting, Industrial Contracting, Fire Protection, Pipe Fabrication, Building Controls, Specialty Contracting, Commercial HVAC, Commercial Plumbing, Fabrication Shops, Fire Sprinkler Systems, Fire Extinguisher & Alarm Systems, Energy Solutions, Multi-trade modular prefabrication |
| SIC Code | 5200 |
| DMA Code | Green Bay Metropolitan Area |
| Founded | 1880 |
| Estimated Annual Revenue | $500M - 1B |
| Operating Status | Independent Company |
| Updated: | 2026-07-23 |
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1926 | Public Company | 10K - 50K | |
| 1987 | Privately Held | 100 - 250 | |
| 1918 | Privately Held | 25 - 100 | |
| 1949 | Privately Held | 250 - 500 |
Estimated Website Traffic
The chart shows a decline in traffic to the jfahern.com website. In June, traffic decreased to 14699, compared to 15289 in the previous month. The highest traffic in 2026 was recorded in January, reaching 25411 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Ahern's workforce includes employees across a wide range of tenure levels.
12% have been with the company for less than 1 year12% have been with the company for 1 to 2 years5% have been with the company for 3 to 4 years8% have been with the company for 5 to 7 years8% have been with the company for 8 to 10 years55% have been with the company for more than 11 years
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Ahern Corporate Information: FAQ
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