HVAC contractors in DUBUQUE, IA
19 listingsSource: Iowa Workforce Development license records. Last verified 2026-08-31.
There are 19 hvac contractors in DUBUQUE, Iowa with a current state license as of 2026-08-31. The earliest license expiry among them is 2029-06-30; every listing shows its own number and expiry date. All are drawn from the Iowa Workforce Development register; expired and inactive licenses are excluded.
| Business | License | Type | Expires | City | Zip | |
|---|---|---|---|---|---|---|
| ALL SEASONS HEATING & COOLING INC | C131492 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52003 | Set up workspace |
| AMC HOMES LLC | C153187 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52001 | Set up workspace |
| BIRCH HEATING & COOLING CO | C130911 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52003 | Set up workspace |
| CR TOTAL PLUMBING INC. | C142950 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52003 | Set up workspace |
| DUBUQUE PLUMBING & HEATING DIVISION OF PORTZEN CONSTRUCTION INC. | C131349 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52003 | Set up workspace |
| ELEMENT HEATING & COOLING LLC | C136955 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52003 | Set up workspace |
| FOUR SEASONS GEOTHERMAL HEATING & COOLING | C130146 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52003 | Set up workspace |
| FREIBURGER HEATING AND COOLING LLC | C142263 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52002 | Set up workspace |
| GEISLER BROTHERS COMPANY | C130042 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52002 | Set up workspace |
| GIESE SHEET METAL CO. INC | C130155 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52001 | Set up workspace |
| GILLY'S PLUMBING & REPAIR LLC | C130500 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52001 | Set up workspace |
| HANSELMAN PLUMBING LLC | C134182 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52002 | Set up workspace |
| MCNAMER PLUMBING | C143851 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52001 | Set up workspace |
| MINER PLUMBING INC | C151352 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52003 | Set up workspace |
| MMC MECHANICAL CONTRACTORS INC | C130087 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52001 | Set up workspace |
| SCHADL INCORPORATED | C151677 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52002 | Set up workspace |
| THE RICHARDS HOUSE HEATING | C130257 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52001 | Set up workspace |
| TITAN MECHANICAL LLC | C151587 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52001 | Set up workspace |
| WILLENBORG PLUMBING AND HEATING INC. | C130573 | Plumbing/Heating & A/C Contractors | 2029-06-30 | DUBUQUE | 52003 | Set up workspace |
Quick answers
- How many hvac contractors are in DUBUQUE?
- 19 with a current Iowa license, as of 2026-08-31.
- How do I check a license is current?
- Every listing shows its state license number and expiry. Verify any of them directly against the Iowa Workforce Development licensee database.