HVAC contractor · Arizona
J F Ahern Co
Fond du Lac, WI 54935
License active5 of 8 licenses in force
J F Ahern Co in Fond du Lac, WI appears in the licensing records of Arizona, Minnesota, California, Washington and Illinois with 8 licenses, mainly Mechanical Contractor Bond. Its current license number is MB647572, valid until March 22, 2028. Record imported from the state data on November 4, 2026.
Licenses
| License | State | Number | Status | Issued | Expires |
|---|---|---|---|---|---|
| Mechanical Contractor BondMechanical Contractor Bond | MN | MB647572 | Issued | Apr 3, 2012 | Mar 22, 2028 |
| High Pressure PipingHPP Contractor | MN | HC774843 | Issued | Apr 6, 2022 | Dec 31, 2027 |
| Plumbing Contractor | MN | PC774843 | Issued | Nov 12, 2020 | Dec 31, 2027 |
| C-16 Fire ProtectionCorporation | CA | 865371 | CLEAR | Oct 4, 2005 | Oct 31, 2027 |
| CONSTRUCTION CONTRACTORFIRE PROTECT SYSTEM | WA | JFAHEFA957DC | ACTIVE | Feb 28, 2005 | Mar 6, 2027 |
| DETECTIVE BOARDLICENSED PRIVATE ALARM CONTRACTOR AGENCY | IL | 127001607 | ACTIVE | Nov 14, 2014 | Aug 31, 2026 |
| ElectricalTechnology Systems Contractor | MN | TS751385 | Issued | Feb 5, 2019 | Jul 31, 2026 |
| C-16 Fire Protection Systems | AZ | 219314 | Active | May 12, 2006 | May 31, 2026 |
How to confirm this license
- Note the license number MB647572 and the exact business name.
- Search it on the official Arizona lookup (Arizona Registrar of Contractors): the agency's record is the live, authoritative one.
- Check that the license type covers the work you are hiring for, and ask for proof of insurance and bonding where your state requires it.