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Contractors in Clinton County, Iowa

Compare businesses by city and trade, check their registration details and request free project quotes. How this list is built →

148 public registry records for Clinton County, across 12 recorded cities and 17 State trade categories.

Largest categories: Residential Remodelers (49); Plumbing/Heating & A/C Contractors (17); Roofing Contractors (12).

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.

Ask contractors in Clinton County for quotes →

By city in Clinton County

By trade in Clinton County

5 of 149 listings publish services; 7 publish hours. These are published details, not availability guarantees.

Premiere members appear first, marked with the gold check.

Premiere members appear first, marked with the gold check.Verified: owner confirmed their details with the StateEvery registered contractor is listed either way, a badge moves a listing up, it never removes anyone, and neither is a judgement of anyone’s work.

Browse county records by trade

These groups retain the State county labels. New county/trade directories use an additional consistency check.

Residential Remodelers: 49 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see Residential Remodelers statewide, or browse every public profile.

Plumbing/Heating & A/C Contractors: 17 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see Plumbing/Heating & A/C Contractors statewide, or browse every public profile.

Roofing Contractors: 12 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see Roofing Contractors statewide, or browse every public profile.

All Other Specialty Trade Contractors: 11 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see All Other Specialty Trade Contractors statewide, or browse every public profile.

Finish Carpentry Contractors: 11 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see Finish Carpentry Contractors statewide, or browse every public profile.

Electrical and Wiring Installation: 10 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see Electrical and Wiring Installation statewide, or browse every public profile.

Site Preparation Contractors: 6 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see Site Preparation Contractors statewide, or browse every public profile.

New Single-Family Housing Construction: 5 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see New Single-Family Housing Construction statewide, or browse every public profile.

Poured Concrete Foundation Contractors: 3 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see Poured Concrete Foundation Contractors statewide, or browse every public profile.

Power/Communication Line Construction: 3 records

Showing up to 20 names in this county category. Use the city links above to narrow the list, see Power/Communication Line Construction statewide, or browse every public profile.

How to choose the best contractor in Clinton County

Iowa does not rate or rank contractors, and neither do we. The 148 registered contractors listed on this page (current as of November 2026) are the complete State registry for Clinton County, shown without any quality ranking. “Best” is not a list you can look up; it is the contractor who is right for your job. Here is the method the pros’ own trade associations recommend for finding them:

  1. 1. Start from the complete list. Every business above holds a current State registration, and nobody pays to be included. Premiere members appear first, marked with the gold check. That is placement, not a rating. Shortlist three or four whose location and trade fit your project.
  2. 2. Confirm the registration is active. Check each one on the Iowa Department of Inspections, Appeals, and Licensing’s official portal (verify a registration ↗). Every profile here links to the State’s own record so you can check it in one click.
  3. 3. Get current proof of insurance. Ask for a certificate of general liability and workers’ compensation. Never let uninsured work start on your property.
  4. 4. Get at least three written, itemized bids. Compare the same scope apples-to-apples. Be wary of a bid far below the rest. It usually hides missing scope or “surprise” costs later.
  5. 5. Check references and recent local work, then put the full scope, price, milestone payment schedule, and warranty in a written contract before anyone starts. Never pay the full amount up front.

The full guide: finding the best contractor in Iowa →Questions to ask before you hire →How to verify a registration →

Frequently asked questions

Who are the best registered contractors in Clinton County, Iowa?

Iowa does not rate or rank contractors, so there is no official "best registered contractors" list. This directory shows all 148 registered contractors the State lists in Clinton County, Iowa. 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. To choose one for your project, confirm the registration is active, ask for current proof of liability insurance and workers' compensation (and, for a licensed trade, a current State trade license), and compare written itemized bids. Registration and advertising placement do not establish quality.

How many registered contractors are there in Clinton County, Iowa?

As of November 2026, the State of Iowa lists 148 registered contractors in Clinton County, Iowa. This directory shows all of them. It is the complete public registry, and nobody can pay to be added or left out.

Is a registered contractor the same as a licensed contractor?

No. Iowa requires most construction contractors to register with the State (Iowa Code ch. 91C), but registration is not a license, an endorsement, or a guarantee of quality, insurance, or bonding. It confirms only that the business filed a current registration with the State.

How do I verify a contractor's Iowa registration?

Look up the registration number on the Iowa Department of Inspections, Appeals, and Licensing's official portal (https://laborportal.iwd.iowa.gov/iwd_portal/). Every profile in this directory links to the State's own record so you can confirm it independently. See the step-by-step guide at https://contractiowa.com/verify.

Are these contractors insured or bonded?

Registration does not verify insurance or bonding. Always ask a contractor for current proof of liability insurance and workers' compensation, and get at least three written bids, before you hire.

Where does this data come from and how current is it?

It comes directly from the Iowa Department of Inspections, Appeals, and Licensing's public "Active Iowa Construction Contractor Registrations" record, last exported November 2026. You can download the full list as a CSV, or read how this directory is built.

↓ Download this list (CSV)Data, sources & method →Verify a registration with the State ↗

Cite this dataset: Iowa's Best Contractors (contractiowa.com), Iowa registered construction contractors, compiled from the State of Iowa contractor registration record (Iowa Code ch. 91C), exported November 2, 2026.