J
J.F. Ahern Co.
Fond du Lac, WI 54936
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Our Story
Our main lines of business include: Mechanical Contractors, Pipe Fabricators & Suppliers, Geothermal Energy Systems.
J.F. Ahern Co. has been listed in the Blue Book since 2007.
What We Do
- Geothermal Energy Systems
- Mechanical Contractors
- Pipe Fabricators & Suppliers
Regions & Counties Serviced
- Wisconsin - Milwaukee, Madison, Green Bay
Wisconsin 1
- Fond Du Lac
Our CSI Codes
23 01 20 - Operation and Maintenance of HVAC Piping and Pumps
23 01 80 - Operation and Maintenance of Decentralized HVAC Equipment
23 06 20 - Schedules for HVAC Piping and Pumps
23 06 50.13 - Heating Boiler Schedule
23 06 80.16 - Convection Heating and Cooling Unit Schedule
23 20 00.00.01 - HVAC Piping and Pumps
23 21 13.33 - Ground-Loop Heat-Pump Piping
23 57 33 - Direct Geoexchange Heat Exchangers
23 71 13.16 - Heat-Pump Boosters for Thermal Storage
23 81 43 - Air-Source Unitary Heat Pumps
23 81 46 - Water-Source Unitary Heat Pumps
48 16 13 - Geothermal Energy Heat Pumps
48 16 16 - Geothermal Energy Condensers
48 16 19 - Geothermal Energy Steam Turbines
