Plumbing & HVAC Contractors in Washington, Iowa
4 public registry records for Washington.
Source observed 2026-11-02: Iowa Department of Inspections, Appeals, and Licensing. Registration is not a quality rating. A recorded location does not establish a service area.
State registry category: Plumbing/Heating & A/C Contractors. This is the complete registry for Washington. Premiere members appear first, marked with the gold check. Owner-verified listings follow, then listings with published business details, then everyone else, alphabetical within each group. Nobody is ranked by quality. How this list is built →
Also searched as: plumber, plumer, plummer, plumbing, hvac, furnace, boiler, heating.
0 of 4 listings publish services; 1 publish hours. These are published details, not availability guarantees.
- Carson Plumbing And Heating Services INC
Washington, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-07-16
REGISTERED(319) 653-2287 - 4-M Plumbing And Heating INC.
Washington, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-08-12
REGISTERED(319) 591-1551 - Ghscientific LLC
Washington, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-08-12
REGISTERED(319) 530-9371 - Harris Boyz Heating And Air
Washington, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-07-02
REGISTERED(888) 324-4328
More plumbing & hvac contractors nearby in Washington County
1 of 5 listings publish services; 0 publish hours. These are published details, not availability guarantees.
- English River Plumbing LLC
Kalona, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-08-12
REGISTERED(319) 461-0989 - J & S Plumbing Heating A/C
Kalona, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-08-12
REGISTERED(319) 325-2679 - Kuenster Heating & Air LLC
Kalona, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-08-12
REGISTERED(319) 656-4351 - The Water Shop INC.
Kalona, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-07-28
REGISTERED(319) 683-2454 - Venteicher Heating And Cooling
Riverside, IA · Washington County
Plumbing/Heating & A/C Contractors
Registration last issued or renewed 2026-06-17
REGISTERED(319) 936-8284
How many plumbing/heating & a/c contractors are registered in Washington?
As of November 2026, 4 plumbing/heating & a/c contractors based in Washington hold a construction contractor registration with the State of Iowa, 4 of them currently in Registered status. That is a share of the 1,509 plumbing/heating & a/c contractors registered statewide. This is the complete State registry for Washington, not a curated selection.
- In Washington
- 4
- registered in this trade
- Currently registered
- 4
- in active status
- Not current
- 0
- expired or lapsed, still on record
- Renewing in 90 days
- 0
- registrations due to expire
Comparing beyond city limits? All 1,509 plumbing/heating & a/c contractors registered in Iowa →
What to know before hiring plumbing & hvac contractors in Iowa →