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Iowa contractor registration list from DIAL (Iowa Data Hub)

Get every registered Iowa construction contractor business from the official Iowa Data Hub dataset published by the Department of Inspections, Appeals, and Licensing (DIAL): about 17,700 businesses after person-named sole proprietors are left out, covering residential builders and remodelers, commercial contractors, electrical, plumbing and HVAC, roofing, heavy work and other trades. Each row has the registration number, primary activity, current issue and expiration dates, city, county and ZIP. The official file's issue date is the current registration issue date and includes annual renewals.

Get the full list on ApifyDownload free sample CSV
Free to try: Apify's free plan ($5/month credit, no credit card) covers about 1,600 records a month. After that it is $3 per 1,000 records.

At a glance

Source
Iowa Department of Inspections, Appeals, and Licensing, Active Iowa Construction Contractor Registrations (Iowa Data Hub, CC BY 4.0)
Updated
On the publisher's open-data schedule. Each run reads the latest data the agency has published.
Formats
Excel, CSV, JSON, Google Sheets, API
Price
$3 per 1,000 records (pay only for rows you get)
Category
Contractor leads

Free sample: 20 real rows from a run on 2026-11-12

Real records from a recent run, so you can see the format before you sign up. Only a few columns are shown here; the full output has every field listed below.

businessNamelicenseNumbertradeoriginalLicenseDateexpirationDatecitycountystatezipCode
DC CONSTRUCTIONC087728Roofing Contractors2026-11-062027-11-30ToledoTamaIA52342
COMMERCIAL INTERIOR DECOR INCC094989Flooring Contractors2026-11-062027-12-20Sioux FallsSD57107
ENVIRONMENTAL SOLUTIONS INCC095047Other/Undefined2026-11-062027-12-17OmahaNE68138
HEIMES EXCAVATING INCC095048Site Preparation Contractors2026-11-062027-12-17OmahaNE68138
AMERICAN ELECTRIC INCC102263Electrical and Wiring Installation2026-11-062027-12-18EldridgeScottIA52748
WIRTZY CONSTRUCTION LLCC104302Roofing Contractors2026-11-062027-08-07NevadaStoryIA50201
BX CIVIL & CONSTRUCTION INCC104963Highway/Street and Bridge Construction2026-11-062027-11-04Dell RapidsSD57022
MILLER DEVELOPMENT GROUP LLCC107651New Single-Family Housing Construction2026-11-062027-08-05DubuqueDubuqueIA52003
CRB BUILDERS LLCC108382Industrial Building Construction2026-11-062027-11-06St LouisMO63146
FAMILY TREE CARE LLCC112114Other/Undefined2026-11-062027-12-20Windsor HeightsPolkIA50324
MEYCON CONSTRUCTION LLCC117958Finish Carpentry Contractors2026-11-062027-10-22West Des MoinesPolkIA50265
PRECISION INTERIORS LLCC118525All Other Specialty Trade Contractors2026-11-062027-12-19Des MoinesPolkIA50321
B2 SERVICES LLCC120390Electrical and Wiring Installation2026-11-062027-11-26WintersetMadisonIA50273
SEILER CONSTRUCTIONC120990Other/Undefined2026-11-062027-11-18West Des MoinesPolkIA50266
CREEK ENTERPRISE INCC132224Power/Communication Line Construction2026-11-062027-11-07AdrianMI49221
MOLO PETROLEUM LLCC132805Plumbing/Heating & A/C Contractors2026-11-062029-06-30DubuqueDubuqueIA52003-7847
JAMES WATERHOUSE CONSTRUCTION INCC134557All Other Specialty Trade Contractors2026-11-062027-08-21KeotaWashingtonIA52248
SOURCE CONSTRUCTION SERVICESC137363Residential Remodelers2026-11-062027-10-07DonahueScottIA52746
MANSION CONCRETE INCC137498Other/Undefined2026-11-062027-10-28Des MoinesPolkIA50317
OLD CAP COATINGS LLC DBA STUART FLOOR AND TILE LLCC142110Flooring Contractors2026-11-062027-12-02Iowa CityJohnsonIA52246

Download all 20 sample rows as CSV

What's in each record

  • Business name
  • Registration number and primary activity
  • Current issue and expiration dates
  • City, county, state and ZIP
  • Link to the official DIAL contractor registration page

Who uses this list

  • Lumber yards, building-supply, electrical, plumbing and HVAC distributors
  • Insurance, surety and bonding agents (renewal prospecting by expiration date)
  • Construction software and payments sales teams
  • General contractors and property managers verifying subcontractors

How to get the list (no coding)

  1. Open the tool's page on Apify and sign up free.
  2. Set your filters, such as date range, city, county or industry, and press Start.
  3. When the run finishes (usually seconds), download the results as Excel or CSV, or send them to Google Sheets, HubSpot or Slack.
  4. Want fresh leads automatically? Schedule it to run daily or weekly.

Tips for a better list

Filter by trade or license type (electrical, plumbing, HVAC, roofing, general), by city, ZIP or county, and by license date to get only newly licensed businesses. Where expiration dates are published, use them to time insurance and bond renewals.

Frequently asked questions

Where does the Iowa contractor registration list come from?

From the Iowa Department of Inspections, Appeals, and Licensing, Active Iowa Construction Contractor Registrations (Iowa Data Hub, CC BY 4.0). The tool reads the official public dataset directly: no login, no scraping of private pages.

How often is the data updated?

On the publisher's open-data schedule. Each run reads the latest data the agency has published.

How much does it cost?

$3 per 1,000 records, plus a start fee of a fraction of a cent per run. Free to try: Apify's free plan ($5/month credit, no credit card) covers about 1,600 records a month. You only pay for the rows you get.

Do I need to know how to code?

No. Open the tool on Apify, set your filters, press Start, and download the results as Excel or CSV. You can schedule it to run daily or weekly and send each run to Google Sheets, Slack, email, Zapier, Make, n8n or your CRM.

Is there personal data in the list?

The list is built for business-to-business use. It returns business records from official public datasets and leaves out individual people where the source allows.

Open Iowa contractor registration list on Apify

Popular uses

Leads for building material suppliers

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