Contractors in Adams County, Iowa
14 registered construction contractors. How this list is built →
By city in Adams County
By trade in Adams County
- Adams Consulting & Programming INC
Quincy, IL · Adams County
Commercial & Institutional Bldg Construction
On the State’s register since 2026
REGISTEREDCall - Adams County Electrical Contracting LLC
Corning, IA · Adams County
Electrical and Wiring Installation
On the State’s register since 2026
REGISTEREDCall - American Homes By Grant Long LLC
Prescott, IA · Adams County
New Single-Family Housing Construction
On the State’s register since 2026
REGISTEREDCall - Boswell Service LLC
Corning, IA · Adams County
Residential Remodelers
On the State’s register since 2026
REGISTEREDCall - Cornerstone Commercial Contractors
Corning, IA · Adams County
Commercial & Institutional Bldg Construction
On the State’s register since 2025
REGISTEREDCall - Corning Plumbing And Heating LLC
Corning, IA · Adams County
Plumbing/Heating & A/C Contractors
On the State’s register since 2026
REGISTEREDCall - Dasher Electric
Corning, IA · Adams County
Electrical and Wiring Installation
On the State’s register since 2026
REGISTEREDCall - Drake Electric & Mfg
Corning, IA · Adams County
Electrical and Wiring Installation
On the State’s register since 2026
REGISTEREDCall - Heavy Duty Construction
Kent, IA · Adams County
Residential Remodelers
On the State’s register since 2026
REGISTEREDCall - Lund Electric
Corning, IA · Adams County
Electrical and Wiring Installation
On the State’s register since 2026
REGISTEREDCall - Lundquist Ac Service LLC
Corning, IA · Adams County
Plumbing/Heating & A/C Contractors
On the State’s register since 2026
REGISTEREDCall - Midwest Exteriors And Remodel LLC
Corning, IA · Adams County
Residential Remodelers
On the State’s register since 2026
REGISTEREDCall - Rj'S Plumbing & Heating INC
Corning, IA · Adams County
Plumbing/Heating & A/C Contractors
On the State’s register since 2026
REGISTEREDCall - Southwest Iowa Rural Electric Cooperative
Corning, IA · Adams County
Power/Communication Line Construction
On the State’s register since 2026
REGISTEREDCall
How to choose the best contractor in Adams County
Iowa does not rate or rank contractors, and neither do we — the 14 registered contractors listed on this page (current as of September 2026) are the complete State registry for Adams 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. Start from the complete list, not an ad. Every business above holds a current State registration — a legitimacy baseline the incumbents’ pay-to-play lists cannot promise. Shortlist three or four whose location and trade fit your project.
- 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. Get current proof of insurance. Ask for a certificate of general liability and workers’ compensation. Never let uninsured work start on your property.
- 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. Check references and recent local work, then put the full scope, price, milestone payment schedule, and warranty in a written contract before anyone starts.
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 Adams County, Iowa?
Iowa does not rate or rank contractors, so there is no official "best registered contractors" list — any site claiming one is guessing. Instead, this directory shows the complete field: all 14 registered contractors the State lists in Adams County, Iowa, unranked, so you can compare them yourself. To find the best one for your project, confirm each contractor's registration is active, ask for current proof of liability insurance and workers' compensation (and, for a licensed trade, a current State trade license), and get at least three written itemized bids before you hire.
How many registered contractors are there in Adams County, Iowa?
As of September 2026, the State of Iowa lists 14 registered contractors in Adams County, Iowa. This directory shows all of them — it is the complete public registry, with no paid placement affecting who is listed.
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 September 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 ↗